Introduction

DJI has launched a new product, the DJI POWER 1000 V2 power station. It features a 1 kWh lithium iron phosphate battery and a 2600W inverter output power. It is equipped with two universal three-prong sockets and two two-prong sockets, capable of powering high-load electrical appliances. The inverter includes a UPS function with an upgraded switching time of 0.01 seconds.

It supports charging via AC mains, solar panels, and car charging. AC charging can charge the battery up to 80% in 37 minutes and fully in 56 minutes. Solar charging supports a maximum power of 1800W and can fully charge the battery in as fast as 40 minutes. Car charging supports up to 1000W and takes 78 minutes to fully charge. It also supports expansion by connecting additional battery packs.

The power station includes both USB-C and USB-A ports, with the USB-C port supporting 140W output. The inverter is protected by a 10 mm-thick potting compound.

Next, we will present a teardown to take a closer look at its internal design and components.

Product Appearance

The DJI POWER 1000 V2 is packaged in a corrugated cardboard box.

An information label is affixed to the side, which also has basic product details printed on it.

The packaging box includes a power cord and a quick-start guide.

It features a color scheme of black and light gray. With a comprehensive set of ports, a 1 kWh capacity, and a powerful 2600W output, it meets the power needs for all outdoor scenarios.

Below the LCD screen in the center of the front panel are the USB-A and USB-C ports. On the left side are the AC output sockets, while the right side houses the AC input socket and the SDC port.

It has two universal three-prong sockets and two two-prong sockets. In the lower right corner, there is an output switch with an indicator light inside.

The screen can display remaining capacity, output power, usage duration, input power, and estimated charging time. The USB-A ports support 24W fast charging, and the USB-C port supports 140W fast charging. Additionally, the USB-C port on the left side allows for firmware upgrades via configuration software.

The AC input port, SDC port, and SDC Lite port on the right side all have protective covers to prevent dust and moisture. Below the AC input port, there is also a switch to toggle between fast charging and normal charging modes.

The AC charging input port has a reserved terminal on its right side.

The SDC and SDC Lite ports are arranged vertically and can connect to DJI’s fast charging devices. They also support connecting battery packs, car chargers, and solar panels.

The back features the DJI logo.

There are ventilation grilles on the side.

The other side also features ventilation grilles, with a spec info label affixed at the bottom.

Model: DYM1000V2H

AC Input: 220-240V~, 50/60Hz, 1500W max

SDC Input: 32-58.4V, 8A max, 400W max；32-58.4V, 3000W max

SDC Lite Input: 32-58.4V, 8A max, 400W max

Total Output: 2600W max

AC Output (x4) : CN: 220V~, 50/60Hz, 2600W max total

AC Output (x2) : EU/UK/AU: 230V~, 50/60Hz, 2600W max total

AC Output (Bypass) (x4) : CN: 220V~, 50/60Hz, 2200W max total

AC Output (Bypass) (x2) : EU/UK/AU: 230V~, 50/60Hz, 2200W max total

USB-A Output (x2) : 5V3A, 9V2A, 12V2A；24W max

USB-C Output (x2) : 5/9/12/15/20/28V5A；140W max

SDC Output: 9-28V10A, 240W max；32-58.4V, 2200W max total

SDC Lite Output: 9-28V10A, 240W max；

Rated Capacity: 20Ah, 51.2V, 1024Wh

Discharge Temperature: -10-45℃

Charge Temperature: 0-45℃

Manufacturer: Shenzhen DJI Technology Co., Ltd.

It is EAC, UKCA, CE, RCM certified.

A QR code sticker for extended warranty is affixed to the top, and integrated carrying handles are located on both sides.

Close-up of the integrated carrying handle.

The bottom is equipped with non-slip rubber pads.

The length is about 446 mm (17.56 inches).

The width is about 228 mm (8.98 inches).

The height is about 234 mm (9.21 inches).

The weight is about 14.25 kg (31.4 pounds).

ChargerLAB POWER-Z KM003C shows that the USB-C supports QC3.0, FCP, AFC, PD3.0, DCP, and Apple 2.4A protocols.

It supports six fixed PDOs of 5V5A, 9V5A, 12V5A, 15V5A, 20V5A, and 28V5A.

ChargerLAB POWER-Z KM003C shows that the USB-A supports FCP, SCP, AFC, QC3.0, and DCP protocols.

Teardown

Next, let's take it apart to see its internal components and structure.

First, unscrew the screws at the four corners, then remove the front and rear cover panels.

Inside the cover plate, there are reinforcing ribs.

The ventilation grilles on the sides are equipped with filter screens.

The port area uses a gray plastic panel, which is secured with screws.

The power station consists of two parts—top and bottom—secured together with screws.

The top cover is secured with screws and houses a cooling fan inside.

There is also a cooling fan on the other side.

Remove the upper cover, and you will find a bidirectional inverter module inside.

Inside the casing, foam and Mylar sheets are attached to form an air duct, enhancing the cooling performance.

Inside view: the fast charging panel is located at the top, the bidirectional inverter module is in the middle, and cooling fans are positioned on both sides of the inverter module.

From the side, you can see the control PCB of the bidirectional inverter module.

On the side panel, the AC input and output terminals are connected via terminal blocks. The SDC ports are secured with screws and connected with wires. The side panel is powered through an XT30 connector.

The AC input and output wires are both connected to the bidirectional inverter module.

Disconnect the wiring, then remove the cooling fans and the side panel.

The cooling fans are from Foxconn, model PVA080G12W. They are 80x80x12mm in size, rated at 12V 1.5A, and feature four-wire temperature control.

On the inner side of the panel, there is a PCBA module responsible for USB fast charging output and screen control.

After removing the bidirectional inverter module, the battery pack is located directly beneath it.

After removing the battery pack, you can see that the interior of the casing features reinforcing rib structures.

Unscrew the screws and remove the protective PCB of the battery pack.

The protective PCB is fully coated with potting compound for sealing. In the center, there is a heatsink along with an alloy inductor and filter capacitors. Above that are the MCU and battery protection chip. Below are the fuse, battery protection transistor, and sampling resistor. In the lower right corner, a terminal post connects to the bidirectional inverter module.

On the back side, there are MOSFETs and diodes.

The MCU is from GigaDevice, model GD32L233RCT6. It features a Cortex-M23 core, is a low-power 32-bit processor with 256KB of flash memory and 32KB of SRAM. It includes two UART interfaces, two USART interfaces, one LPUART interface, three I2C interfaces, two SPI interfaces, and one I2S interface. The chip comes in an LQFP64 package.

The memory chip is from Winbond, model W25Q128JVSIQ, with a capacity of 16MB. It comes in an SOP8 package.

The buck chip comes from TI, marked with 5169F, model LM5169. It is a synchronous buck converter supporting up to 120V input voltage. The chip has an internal MOSFET and supports 0.65A output current. It uses an HSOIC8 package.

The buck chip is from TI, marked with 5169F, model LM5169. It is a synchronous buck converter supporting up to 120V input voltage. The chip has built-in MOSFETs and supports an output current of 0.65A. It comes in an HSOIC8 package.

The MOSFET driver is from TI, model BQ76200. It is used to drive the battery protection transistor and comes in a TSSOP16 package.

The battery protection transistors are from NCE, model NCEP035N85GU. It is an NMOS with an 85V voltage rating and a low on-resistance of 2.9mΩ, packaged in a DFN 5×6 mm form factor.

There are Schottky diodes soldered on the back side of the battery protection transistors.

The Schottky diodes are from Nexperia, marked with 100V L06E, model PMEG100V060ELPD. They are rated for 100V and 6A, and come in SOT1289 packages.

Three 40A fuses are connected in parallel for overcurrent protection of the battery pack.

A 0.5mΩ sampling resistor is used for current sensing in the battery pack.

Close-up of the resistors used for series battery pack balancing.

At the output end of the protection PCB, there are fuses and TVS diodes. The SMD fuse is rated at 6.3A.

The TVS diode is from YJ, model 5.0SMDJ64A, with an operating voltage of 64V. It is used to absorb overvoltage surges at the output and comes in an SMC package.

Another set of fuse and TVS diode is used for overvoltage protection of the SDC interface. The SMD fuse is rated at 5A.

The TVS diode is from YJ, model 5.0SMAJ64A, with an operating voltage of 64V. It is used to absorb overvoltage surges at the output and comes in an SMA package. 

The two protocol chips are from SouthChip, model SC2021A. They are highly integrated Type-C/PD and DPDM fast charging controllers that comply with the latest Type-C and PD 3.0 standards and have passed USB PD 3.1 compliance testing. These chips support proprietary high-voltage fast charging protocols and feature one set of USB-C interfaces plus two sets of DPDM interfaces, enabling dual-port fast charging with one USB-A and one USB-C port. They come in QFN32 packages.

Close-up of the other SouthChip SC2021A chip.

The synchronous buck controller used alongside is from JOULWATT, model JWH6346. It supports up to 100V input voltage when powered externally via VCC, and up to 75V input voltage when powered internally via VCC. It supports a 60V output voltage and operates at a switching frequency range of 100kHz to 1MHz. The chip features a synchronization signal pin, built-in overcurrent protection, undervoltage protection, and provides a PG signal output.

Here is the information about JOULWATT JWH6346. 

Two power inductors are equipped with shielding covers, with a heatsink positioned between them.

Thermal gel is applied between the inductors and their shielding covers to enhance heat dissipation.

The alloy inductor has a specification of 10μH.

The synchronous buck MOSFET is from Vergiga, model VSP011N10MS-G. It is an NMOS transistor with a 100V voltage rating and an on-resistance of 9.5mΩ, packaged in a PDFN 5×6 mm form factor.

Here is the information about Vergiga VSP011N10MS-G. 

Close-up of the 4mΩ current sampling resistor.

The two filter capacitors are from CapXon, each rated at 100μF and 35V.

Close-up of the 2.2μH alloy inductor.

Close-up of the VBUS MOSFETs that control the output of the SDC interface.

The VBUS MOSFETs are from NCE, model NCEP035N85GU.

The other VBUS MOSFET is also the same model: NCEP035N85GU.

These two VBUS MOSFETs are from Vergiga, model VSP007P06M. They are PMOS transistors with a voltage rating of 60V and an on-resistance of 7.5mΩ, packaged in a PDFN5060X package.

Here is the information about Vergiga VSP007P06MS. 

There is a round buzzer located on the protection PCB.

The SDC interface has positive and negative terminals on either side, with communication pins located in the center.

Close-up of the XT30 connector that connects to the panel.

The battery pack is secured with a plastic frame, and a mica sheet is placed at the corresponding position of the protection PCB for insulation.

Foam tape is applied to the bottom of the plastic frame for cushioning.

White adhesive pads are attached to the sides of the plastic frame. 

Close-up of the mica sheet used for insulation.

After peeling off the Mylar sheet on the side, you can see that the battery pack’s plastic frame is secured with screws. The battery cells are connected by nickel strips via spot welding, and a small PCB on the side is used for individual cell voltage sampling.

Close-up of the nickel strip spot welding on the battery’s positive terminal.

The lithium iron phosphate battery cells are from GPHN, model GPHN IFR40135-20Ah. Each cell has a voltage of 3.2V, a capacity of 20Ah, and an energy rating of 64Wh. The battery pack consists of 16 cells connected in series.

On the front side of the bidirectional inverter module, the upper section features an AC filter PCB. In the middle, there is a heatsink and a PFC inductor. The lower PCB contains the inverter boost and MPPT circuits, with heatsinks positioned over the MOSFETs. The PCBA module is housed in a plastic enclosure filled with hard potting compound internally.

The back of the bidirectional inverter module is secured with a metal plate.

The input-side PCB features safety X2 capacitors, common mode chokes, and relays.

On the side, there are filter capacitors and a boost transformer.

On the other side, the vertical PCB houses the MCU, boost MOSFET, and MPPT MOSFET.

There is an auxiliary power supply on the right side.

The battery’s positive and negative connection wires are equipped with ferrite beads to suppress high-frequency interference.

The two film capacitors are from TDK.

The filter inductor is wounded with magnetic ring.

Close-up of the electrolytic capacitors and sampling resistors.

Both filter capacitors are rated at 270μF and 80V.

Both filter capacitors are rated at 680μF and 63V.

Four 1mΩ resistors are connected in parallel for current sensing.

Four filter capacitors are soldered on the back of the small PCB and secured with potting compound.

The MCU of the bidirectional inverter module is from XHSC, model HC32F4A0PITB-LQFP100. It features a Cortex-M4 CPU with integrated FPU, MPU, and DSP, running at a maximum clock speed of 240MHz. It also integrates 2MB of FLASH memory and 512+4KB of SRAM, packaged in an LQFP100 form factor.

The PCB is reinforced with copper bars to enhance current-carrying capacity.

The two drivers are from SGMICRO, model SGM48211. They are half-bridge drivers with a voltage rating of 120V, featuring fully independent high-side and low-side channels. The chips support a peak current of 4A and integrate bootstrap diodes, packaged in TDFN 4×4 mm form factors.

The eight MOSFETs are from Vergiga, model VS1890GKH. They are NMOS transistors with a voltage rating of 100V and an on-resistance of 1.3mΩ, packaged in TOLL packages. Four MOSFETs form a group for inverter boost, and the other four form a group for MPPT.

The single operational amplifier is from 3PEAK, marked with 411, model TP2411. It is a low-noise rail-to-rail op-amp with an output current of 70mA, packaged in a SOT23-5 form factor.

The auxiliary power supply is located on the other side.

The high-voltage filter capacitor is from SAMXON. 10μF 550V. 

The primary master control chip is from ETA, marked with AJ, model ETA8076. It is a high-frequency quasi-resonant flyback controller supporting a supply voltage range of 7–77V, with a maximum switching frequency of 140kHz. It features adaptive loop compensation, standby power consumption below 75mW, meets Level VI energy efficiency standards, and is packaged in a SOT23-6 form factor.

Here is the information about ETA ETA8076. 

The primary MOSFET is from YJ, model YJD05C90HJ. It is an NMOS with a voltage rating of 900V and an on-resistance of 1.1Ω, packaged in a TO-252 form factor.

The auxiliary power transformer’s magnetic core is reinforced with potting glue.

The LITEON LTV-1009 optocoupler is used for output voltage feedback.

The filter capacitor is from SAMXON. 100μF 63V. 

The other filter capacitor has the same specifications.

The buck chip is from Silicon, model SCT2A23A. It is a 100V-rated step-down converter with a 1.2A output current. The chip integrates internal MOSFETs, operates at a fixed switching frequency of 300kHz, and comes in an ESOP8 package.

The RS485 transceiver is from 3PEAK, model TPT75176H. It features 15kV ESD protection, supports data rates up to 10Mbps, and offers full fault protection. The device is packaged in a DFN 3×3 mm, 8-pin form factor.

Close-up of the transformer.

Close-up of the resonant inductor.

Close-up of the current transformer.

The resonant capacitor is from AiSHi. 0.02μF 630V. 

The film filter capacitor is from TDK. 1μF 630V. 

The high-voltage MOSFETs used for the inverter and output modulation are from NCE, model NCE65NF036T. They are NMOS transistors with a voltage rating of 650V and an on-resistance of 30mΩ, packaged in the TO-247 form factor. There are a total of 6 units.

The IGBT is from NCE, model NCE60TD65BT, rated at 650V and 60A, packaged in a TO-247 form factor.

The film filter capacitor has a specification of 1μF, 630V.

The high-voltage filter capacitors are from AiSHi, each rated at 550V and 330μF, with a total of two units.

Below the heatsink, there are two cement resistors.

The safety X2 capacitor is from TDK. 5μF. 

Close-up of the PFC boost inductor.

The safety X2 capacitor has a specification of 3.5μF.

The other safety capacitor has a specification of 0.68μF.

Close-up of the output filter inductor.

The AC-side PCB of the bidirectional inverter module is equipped with four relays, four safety X2 capacitors, and three common mode chokes. The components are reinforced with potting glue for added durability.

The common mode chokes are wound with magnetic cores and insulated wires, and feature internal insulating plates.

The safety X2 capacitors are from AiSHi. 1.5μF. 

The two black relays are from HONGFA, model HF179F/12-H1TF. Each relay has one set of normally open contacts, with a contact switching capacity of 32A and a coil voltage of 12V.

The two white relays are from Forward Relay, model JZC22-F4FA32H12VDCF. Each contains one set of normally open contacts, with a contact load capacity of 32A and a coil voltage of 12V.

The AC input terminal is equipped with a fuse and a varistor.

The varistor is from TDK.

The AC input cable is sleeved with a ferrite core to suppress high-frequency interference and is secured to the heatsink with a cable tie.

The signal wires are sleeved with ferrite cores to suppress high-frequency interference.

A thermistor is installed on the heatsink to monitor temperature.

The other heatsink also has a thermistor installed.

The AC output sockets are connected via soldered joints on the PCB.

The solder joints are well wetted and fully covered with solder.

The AC input socket is connected via PCB soldering, with a charging mode switch located below it.

Unscrew the screws, disconnect the wires, and remove the PCBA module from the panel.

The PCB is equipped with an alloy inductor and filter capacitors, with a heat sink installed underneath.

The back contains the MCU, synchronous buck controllers, buck MOSFETs, and USB-A and USB-C sockets.

The MCU is from GigaDevice, model GD32F470VGH6. It features a Cortex-M4 core running at 240 MHz, with built-in FPU and DSP. It includes 1 MB of FLASH and 512 KB of SRAM, supports comprehensive communication interfaces, and comes in a BGA100 package.

A close-up of the 12.0 MHz clock crystal oscillator.

The memory chip is from Winbond, model W25N02KVZEIR, with a capacity of 256MB. It features built-in SLC flash memory and uses a WSON-8 package.

The RS485 transceiver is from 3PEAK, model TPT75176H.

There are two protocol chips located next to the USB-A port.

The protocol chip is from SouthChip, model SC9712A. It is a dual-port fast charging protocol chip with an integrated synchronous buck controller. It supports USB PD fast charging and multiple fast charging protocols, accepts 36V input voltage and 7A output current, and supports 140W fast charging output. The switching frequency is adjustable from 80 to 600 kHz. It features output over-voltage protection, under-voltage protection, over-current protection, short-circuit protection, overheating protection, and other protective functions. It supports external resistor settings for output power and fast charging output display. The package type is QFN32.

Inside the heatsink, there is a synchronous buck controller and a buck MOSFET.

The synchronous buck controller for the USB-C port also uses the JOULWATT JWH6346.

The synchronous buck MOSFET comes from Vergiga, model VSP011N10MS-G.

The buck converter is from JOULWATT, model JWH5125C. It has a built-in NMOS, supports an input voltage range of 4.5–65V, and an output current of 5A. The switching frequency and undervoltage protection are configurable. It also features overcurrent protection, short-circuit protection, and overtemperature protection.

Here is the information about JOULWATT JWH5125C. 

The external Schottky diode is from YJ, model SS10U100, rated at 10A 100V, and uses a TO-277 package.

Three 10μH alloy inductors are used respectively for the two USB-C buck output circuits and the USB-A buck power supply circuit.

Four VBUS MOSFETs are used to control the output of the two USB-C ports.

The VBUS MOSFETs come from NCE, model NCEP4065QU. They are NMOS transistors with a 40V voltage rating and 2.2mΩ on-resistance, packaged in DFN 3.3×3.3 mm.

Close-up of the buck MOSFET and the buck inductor used for the USB-A port.. 

The synchronous buck MOSFET is from AOS, model AON7544. It is an NMOS with a 30V voltage rating and a 4.1mΩ on-resistance. It features low gate charge and high current capability, packaged in a DFN 3×3 EP.

Here is the information about AOS AON7544. 

The external Schottky diode is from YJ, model SS10U100.

Close-up of the 10μH buck inductor.

The VBUS MOSFET uses the NCE NCEP4065QU model.

The current sensing chip is from 3PEAK, marked with 9A1, model TP181A1. It is a zero-drift, bidirectional current sense amplifier, packaged in SC70.

Close-up of the XT30 power input connector. 

Close-up of the SMD common mode choke. 

Close-up of the input side 10A SMD fuse and two 0.22μH filter inductors. 

The buck chip is from TI, marked with L5013C, model LM5013. It supports 100V input voltage and 3.5A output current, features ultra-low quiescent current, and comes in an HSOIC8 package.. 

The external Schottky diode is from YJ, model SS10U100.

Close-up of the 22 μH alloy inductor. 

The screen backlight driver chip is from SGMICRO, model SGM3749. It is a boost LED driver that supports PWM dimming. The chip supports an input voltage of up to 20V, operates at a switching frequency of 1.25MHz, and comes in a TDFN2×2-6L package.

Two switching chips are marked with 72D. 

At the edge of the PCBA module, there are components such as a resettable fuse, overcurrent protection chip, and voltage regulator.

The overcurrent protection chip is from ETA, model ETA6027. It supports up to 6V input, has 6.1V overvoltage protection, a current limit from 75mA to 2.2A, supports fast overcurrent protection, reverse current blocking, thermal shutdown, and undervoltage protection. It uses a DFN2×2-6 package.

Here is the information about ETA ETA6027. 

Another overcurrent protection chip has the same model.

Two voltage regulator chips are from ETA, marked with fv, model ETA5044V330NS2F. They support an input voltage of up to 45V, output current of 300mA, feature ultra-low quiescent current, and come in a SOT23-5 package.

Close-up of the chip marked with 0EB S5FC.

Close-up of the fuses used for overcurrent protection.

Close-up of another set of fuses. 

Close-up of the chip marked with 0EP S2AN.

Close-up of the onboard wireless communication antenna.

The USB-A sockets use through-hole soldering.

The USB-C sockets also use through-hole soldering.

Well, those are all components of the DJI 2600W 1024Wh Power 1000 V2 Portable Power Station.

Summary of ChargerLAB

Here is the component list of the DJI 2600W 1024Wh Power 1000 V2 Portable Power Station for your convenience.

It features integrated handles on both sides. The front panel includes a screen, USB ports, AC input/output ports, and SDC ports. It has a built-in 1024Wh lithium iron phosphate battery and supports a 2600W inverter output. The USB-C port supports 140W fast charging, and the SDC port supports charging the power station as well as output and connection to additional power packs.

After taking it apart, we found that it features a modular design, consisting of a display panel, a battery protection PCB, and a bidirectional inverter module. The bottom of the bidirectional inverter module is potted with hard potting compound for protection, with fans on both sides, and a metal baseplate is used for the inverter module. The battery pack is composed of 16-series lithium iron phosphate cells from GPHN, secured with an insulating frame. The battery protection board uses a TI protection chip, paired with a GigaDevice master control chip, and is equipped with multiple fuses for overcurrent protection.

The bidirectional inverter module uses an XHSC master control chip, paired with NCE power components. It is composed of multiple small PCBs to maximize space efficiency. The display panel is controlled by a GigaDevice chip, working alongside a SouthChip protocol chip and a JOULWATT synchronous buck controller. It also features ETA overcurrent protection and linear voltage regulator chips. The internal construction is precise and well-built, with high-quality components. The PCBs are coated and sealed, and the inverter module is potted for enhanced protection, ensuring reliable and safe power usage.

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Introduction

Tesla Megapack is a large-scale commercial energy storage system launched by Tesla, primarily used to store electricity generated from renewable energy sources (such as solar and wind) and release it when needed. Its successful mass production and commercialization not only represent a technological breakthrough but also mark a revolution in the energy industry, playing a positive role in energy conservation and emission reduction, contributing to achieving carbon neutrality.

Tesla's official website has also listed a product called the Scale Megapack Charger, a portable power bank priced at $120. It perfectly replicates the industrial aesthetics of the Tesla Megapack energy storage system in a 1:40 scale, making it a highly collectible item for Tesla fans or technology enthusiasts, with great commemorative significance.

The product features three USB ports, supports 65W fast charging input, and offers a 100W output, with a maximum total power of 108W. It also boasts a large capacity of 21,000mAh, making it not only full of technological appeal but also highly practical in terms of performance. Let's take it apart to see its internal components and structure.

Product Appearance

The packaging box is pure black, with the TESLA 1:40 Scale Megapack Charger printed in the upper left corner.

The Tesla logo is printed in the lower right corner.

The Tesla logo is printed in the center of the back, and specs info and a QR code are affixed to the lower left and right corners, respectively.

The box contains the power bank and some documents.

The power bank faithfully replicates the iconic design of the Megapack energy storage system at a 1:40 scale. It features a sharply defined rectangular silhouette with a matte metallic finish, capturing the industrial essence of its full-sized counterpart. 

All service access panels are movable components, revealing intricately detailed replicas of internal battery packs and wiring once opened, showcasing impressive craftsmanship and attention to detail. 

The interior details have also been reproduced.

A Tesla logo is embedded in the upper-right corner, which, when powered on, is illuminated by a red light.

The multiple cooling fans on the top deeply restore the Megapack.

The plastic sheets of the two USB-C and one USB-A port are black. 

The power button is on the top.

There are labels printed next to the three USB ports to help users distinguish them.

There are four battery indicator lights below, which light up blue, and each one represents 25% of the battery.

On the underside, a full-coverage rubber anti-slip pad ensures stability and is encircled by an LED light strip.

The specs info is also printed here.

Model is TSL03. 

Battery Capacity: 3500mAh 21.9V/76.65Wh

Rated Capacity: 11000mAh(5V3A)

USB-C1 Input: 5V3A, 9V3A, 12V3A, 15V3A, 20V3.25A (Max 65W)

USB-C1/USB-C2 Output: 5V3A, 9V3A, 12VЗA, 15V3A, 20V5A (Max 100W)

USB-A Output: 5V3A, 9V2A, 12V1.5A

The length is about 22 cm (8.66 inches).

The height is about 71.74 mm (2.82 inches).

The width is about 46.2 mm (1.82 inches).

That's how big it is in the hand.

The weight is about 650.7 g (22.95 oz).

ChargerLAB POWER-Z KM003C shows that USB-C1 can support PD3.0, PPS, QC5, and DCP charging protocols.

And it has five fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A, and 20V5A. It has two sets of PPS, which are 3.3-11V/3A and 3.3-21V/3A.

ChargerLAB POWER-Z KM003C shows that USB-C2 can support FCP, SCP, AFC, QC3+/5, PD3.0, PPS, DCP, and Apple 2.4A charging protocols.

And it has five fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A, and 20V5A. It has two sets of PPS, which are 3.3-11V/3A, and 3.3-21V/3A.

Our tester shows the USB-A port can support FCP, AFC, QC3.0, DCP, and Apple 2.4A charging protocols.

Teardown

Next, let's take it apart to see its internal components and structure.

Remove the top cover, and the shell is fixed with buckles.

There is a small PCB on the top cover, with the logo indicator light and the power button on it.

Remove it, the power button is patch welded, and the LED indicator is covered with foam to prevent cross-lighting.

The battery pack is covered with a plastic shell for fixed protection, and screws are used to fix the two sides of the shell.

The thermistors at both ends of the battery pack are secured with tape.

Remove the bottom shell and find the PCBA module inside.

The PCBA module is connected to the battery pack via red and black wires.

Remove the screws and take out the battery pack. The plastic shell is fixed with buckles.

Open the plastic protective shell, and you will see that the battery pack is wrapped in a blue cover.

Tear off the blue cover, the battery pack is composed of six 18650 lithium batteries, and the battery pack is also spot-welded to a PCB board via a nickel sheet.

There is barley paper pasted on both ends of the battery pack.

Take apart the battery pack.

The battery cells are all EVE INR18650/35V lithium-ion batteries with a battery capacity of 3500mAh, a nominal voltage of 3.65V, and a nominal energy of 12.78Wh, and have passed CE and CCC certification.

This is the PCB that connects to the battery pack.

The front of the PCBA module is covered with a metal heat sink, and multiple wires are connected to the edge.

There are several thermal pads under the heat sink corresponding to the heat-generating components.

There are also two black wires connected to the heat sink via screws.

The other end of the wire is connected to the PCBA module by soldering.

The soldering points between the two thermistors and the PCBA module are protected by glue.

Both ends of the two sets of wires used to connect the PCBA module to the other two PCBs are plug-in designs for easy assembly.

The front of the PCBA module has an MCU, lithium battery protection chip, lithium battery protection MOSFET, USB-C power management chip, buck-boost MOSFET, inductor, and other components, as well as multiple solid filter capacitors.

On the back, there is another voltage regulator controller for the USB-C port and a step-down SOC for the USB-A port.

The solid capacitor for input filtering is from NJcon. 35V 100μF.

The solid capacitor on the battery side is also from NJcon. 35V 100μF.

The lithium battery protection chip is from iCM. It supports the application of a 6-series battery pack and supports battery balancing. It has a built-in high-precision voltage detection circuit and current detection circuit, which can detect the voltage, current, and temperature of each battery in the series battery pack, and perform battery overcharge, over-discharge, charge overcurrent, discharge overcurrent, overheating, and battery pack disconnection protection functions. Model is CM1361.

It has a 15mV over-voltage detection accuracy and, through an external sampling resistor, can achieve high-precision battery current detection. It supports three-stage discharge overcurrent protection and charging overcurrent protection. The addition of balancing functionality ensures that each cell in the battery pack is fully charged, maximizing battery performance. The chip supports the connection of a thermistor for battery pack temperature protection and offers customizable functions to meet the protection needs of multi-series lithium battery packs.

The two lithium battery MOSFETs are from APM and adopt the PDFN5*6-8L package. Withstand voltage 40V, resistance 4.5mΩ. Model is AP75N04NF.

The power management chip for USB-C is from INJOINIC. It supports multiple protocols, such as PD3.1, and the charging and discharging power is up to 140W. It has high integration and rich functions, only one inductor is needed to realize synchronous buck-boost function, and only a few peripheral devices are needed in the application, which effectively reduces the size of the overall solution and reduces BOM cost. Model is IP2366.

The IP2366 supports 2 to 6 series-connected battery cells and allows users to configure the number of series cells and battery type via external resistors. The fully charged voltage options include 3.65V, 4.1V, 4.2V, 4.35V, and 4.4V. It features built-in control loops for chip temperature, battery temperature, and input voltage detection, and can intelligently adjust the charging current based on the detected charger power.

The IP2366 also supports a low-power mode, reducing standby current to just 5μA. When a charger is connected, the chip automatically wakes up and begins charging; to discharge externally, a short press of a button is required to wake it. The chip includes a built-in 14-bit ADC, enabling precise measurement of input voltage and current, as well as battery voltage and current. Charging and discharging voltage, charging current, and other data can be accessed via the I2C interface.

The IP2366 comes in a 5x5 mm, 0.4mm pitch QFN40 package and provides multiple protection features, including input over-voltage and under-voltage protection, output overcurrent and short-circuit protection, battery overcharge, over-discharge, overcurrent protection, chip over-temperature protection, and NTC-based battery temperature protection. Both CC1 and CC2 pins support 30V voltage tolerance, offering robust protection against damage and ensuring high reliability.

The four synchronous buck-boost MOSFETs are from APM. Model is AP75N04NF.

The other two synchronous buck-boost MOSFETs are of the same model.

There is a buck-boost inductor.

There is a solid capacitor. 35V 220μF.

The other solid capacitor has the same specifications.

Another USB-C power management chip is also from INJOINIC. Model is IP2366.

The four synchronous buck-boost MOSFETs are also from APM. Model is AP75N04NF.

There are two other synchronous buck-boost MOSFETs here.

There is a buck-boost inductor.

Here is the solid capacitor. 35V 220μF.

The other solid capacitor has the same specifications.

The SMD common mode choke equipped for the two USB-C ports is used to filter high-frequency interference.

The buck protocol chip for the USB-A port is from INJOINIC. It supports four types of fast charging protocols and features a built-in power MOSFET, with a step-down conversion efficiency of up to 98%. The input voltage range is from 9.6V to 32V, and the output voltage range is from 3V to 12V, with a maximum output power of 18W. Additionally, it can automatically adjust the output voltage and current based on the detected fast charging protocol. Typical output voltage and current options include 5V/3.4A, 9V/2.0A, and 12V/1.5A, providing a complete solution for car chargers, fast charging adapters, and power strips. Model is IP6525T.

Here is the information about INJOINIC IP6525T.

Here is the buck inductor.

This is the solid capacitor for output filtering for the USB-A port. 16V 100μF.

This is the MCU, the information is unknown.

The non-synchronous step-down DC-DC converter for powering the MCU and LED lamps is from MD. It integrates MOSFET, supports 20V input voltage and 0.6A output current, and adopts the SOT23-6L package. Model is MD8941.

This is the buck inductor. 6.8μH.

This is the filter capacitor. 16V 220μF.

There are the LED indicator lights.

This is the thermistor.

Well, those are all components of the TESLA 1:40 Scale Megapack Charger.

Summary of ChargerLAB

Here is the component list of the TESLA 1:40 Scale Megapack Charger for your convenience.

The TESLA 1:40 Scale Megapack Charger is a power bank that perfectly replicates the industrial design style of the Megapack energy storage system. With its highly recognizable appearance, it exudes a strong sense of technology and carries significant collectible value, making it a must-have for Tesla enthusiasts and tech fans alike.

It comes equipped with two USB-C ports and one USB-A port, offering a total of three interfaces. The USB-C ports support 65W input and up to 100W output, while the USB-A port supports 18W output. Additionally, it features a 21,000mAh battery, which provides excellent performance and battery life by today’s standards. This allows it to efficiently charge multiple devices simultaneously, meeting users' needs for fast charging and multi-device power delivery.

After taking it apart, we found that it has 6 EVE INR18650/35V lithium-ion batteries, and uses iCM's CM136 lithium battery protection chip that supports battery balancing function to ensure the safety and life of the battery pack. At the same time, it is equipped with a combination of two INJOINIC IP2366 power management chips and an IP6525T step-down SOC, which realizes efficient charge and discharge management and multiple protection functions of the USB interface, further improving the reliability and user experience of the product. The battery pack is completely isolated from the PCBA module. The PCBA module is equipped with thermal pads and heat sinks, and the connecting wires are glued for enhanced protection. The overall workmanship is exquisite.

Related Articles：
1. Unboxing of Tesla 1:40 Scale Megapack Charger
2. Review of TESLA 1:40 Scale Megapack Charger
3. iCM Chip Joins Tesla Supply Chain: A Milestone for China’s Semiconductor Industry

If you wanna buy the tester of ChargerLAB POWER-Z, you can visit our Amazon store:
United States: Click here
Deutschland: Click here
United Kingdom: Click here
France: Click here

Introduction
---------------------------------------------------------------
Tesla Megapack is a large-scale commercial energy storage system launched by Tesla, primarily used to store electricity generated from renewable energy sources (such as solar and wind) and release it when needed. Its successful mass production and commercialization not only represent a technological breakthrough but also mark a revolution in the energy industry, playing a positive role in energy conservation and emission reduction, contributing to achieving carbon neutrality.

Tesla's official website has also listed a product called the Scale Megapack Charger, a portable power bank priced at $120. It perfectly replicates the industrial aesthetics of the Tesla Megapack energy storage system in a 1:40 scale, making it a highly collectible item for Tesla fans or technology enthusiasts, with great commemorative significance.

The product features three USB ports, supports 65W fast charging input, and offers a 100W output, with a maximum total power of 108W. It also boasts a large capacity of 21,000mAh, making it not only full of technological appeal but also highly practical in terms of performance. Let's take it apart to see its internal components and structure.

Bill of materials (BOM)
------------------------------------------
Model: TSL03
Lithium battery protection chip: iCM CM1361
Lithium battery MOSFET: APM AP75N04NF
Power management chip: INJOINIC IP2366
Synchronous buck-boost MOSFET: APM AP75N04NF
Buck protocol chip: INJOINIC IP6525T
Converter: MD MD8941

Related Articles：
1. Unboxing of Tesla 1:40 Scale Megapack Charger
2. Review of TESLA 1:40 Scale Megapack Charger
3. iCM Chip Joins Tesla Supply Chain: A Milestone for China’s Semiconductor Industry

Introduction

ChargerLAB recently got a magnetic power bank from CUKTECH, with a simple and elegant appearance. It has a USB-C port and a USB-C cable, both support PD 20W fast charging, and it also supports 7.5W wireless output. There are also two indicator lights for wireless charging and wired charging. Next, take its 253W power adapter apart to see its internal components and structure.

Product Appearance

The packaging box adopts CUKTECH's consistent gray tone, and the product appearance outline is printed on the front.

The specs info is printed on the back.

Model: CP132ML

Item Dimensions: 108.7 x 67.9 x 19.45 mm

Input Port: Type-C

Output Port: Type-C

Input:

IN1（Type-C1）: 5V3A、9V2.22A

IN2（Built-in Type C2 Cable）: 5V3A、9V2.22A

Output: 

OUT1（Type-C1）: 5V3A、9V2.22A、10W2.25A、22.5W（MAX）

OUT2（Built-in Type C2 Cable）: 5V3A、9V2.22A、10W2.25A、22.5W（MAX）

Wireless output: 7.5W MAX

Multi-Port: 15W MAX

Wired+Wireless Output: 15W MAX

Wireless charging sensing distance: ≤4mm

Rated Capacity: 5800mAh（5V2A）

Battery Energy: 36.5Wh 3.65V 10000mAh

Battery Type: Lithium-ion polymer battery

The packaging contains the power bank and some documents.

There is a white sticker on the magnetic panel, which contains instructions for the use of the product.

It has a frosted surface and rounded edges with a delicate touch.

CUKTECH is printed on the upper right corner of the front, and 10000mAh is printed on the lower right corner.

The magnetic panel uses a white ring to indicate the position of the magnet.

The specs info is also printed on the side.

There are two LED indicator lights on the right side.

Two are used for wireless and wired indication respectively.

From left to right are the USB-C port, USB-C integrated cable, and the switch button.

The slot of the integrated cable does not have input/output capabilities.

The cable is braided.

There is no information engraved on the connector.

The length of the cable is about 11 cm (4.33 inches).

The wireless indicator light is blue and the wired indicator light is green.

When a single device is using both wireless and wired charging, it automatically switches to the faster wired charging mode.

The length of the power bank is about 108.84 mm (4.29 inches).

The width is about 68.02 mm (2.68 inches).

The thickness is about 19.61 mm (0.77 inches).

The weight is about 212.6 g (7.5 oz).

That's how big it is in the hand.

The magnetic force is so strong that the phone won't fall off even if it's upside down.

ChargerLAB POWER-Z KM003C shows the USB-C port can support QC3+, SCP, AFC, PD3.0, DCP, and Apple 2.4A charging protocols.

And it has two fixed PDOs of 5V2.4A and 9V2.22A.

Our tester shows the cable can support QC3+, SCP, AFC, PD3.0, DCP, and Apple 2.4A charging protocols, the same as the USB-C port.

So as the PDOs.

Teardown

Next, let's take it apart to see its internal components and structure.

First, pry along the gap to open the cover.

There are magnets embedded under the cover. There is a ring-shaped metal sheet on the upper layer of the ring-shaped magnet ring for fixing.

There is a layer of sticker on the contact surface with the PCBA module.

This long strip of magnet is reinforced with glue.

Opening the sticker, we found that it uses a composite material of plastic and graphite, which can both insulate and help dissipate heat.

Remove the ring-shaped metal sheet and you will see that the magnets inside are glued together.

Let’s take a look at the internal structure on the other side.

The wireless charging coil is wound with yarn-wrapped wire and attached to the top of the battery cell.

The coil is tied tightly with high-temperature tape to prevent it from falling apart. A thermistor is fixed between the magnetic isolation sheet and the coil for temperature monitoring.

Above the battery pack is the PCBA module.

This solder joint of the battery is covered with high-temperature tape for insulation.

This is another solder joint.

This is the soldering point of the coil on the PCBA module.

The PCBA module is fixed with screws.

Turn the PCBA module over and look at the structure on the other side.

This is the socket for the integrated cable.

The other side is secured with screws.

Remove the PCBA module and battery pack from the housing.

The contact surface with the battery cell is covered with foam for cushioning protection.

An overview of the battery pack and coil.

The battery pack is also protected by foam cushioning.

There is also foam on the bottom and a layer of double-sided tape on the outside.

The battery cell is from EVE. Nominal voltage 3.65V, charging limit voltage 4.4V, nominal capacity 10000mAh, energy 36.5Wh. Model is 136079GS.

The front of the PCBA module has a wireless charging master control chip, a battery protection chip, a USB-C female connector, an MCU, and two thermistors.

The back of the PCBA module has an alloy inductor, SOC, USB-C cable socket, VBUS MOSFET, two wireless charging MOSFETs, and a series of resonant capacitors.

The SoC is from INJOINIC. It supports PD3.0, PPS, UFCS, AFC, and SCP fast charging protocols, and integrates Lightning input communication. It supports 18W fast charging, the battery charging current can reach 5A, and supports 4.2, 4.3, 4.35, and 4.4V battery applications. The chip has built-in MOSFET and VBUS MOSFET, internal integrated 14-bit ADC, supports 1-4 LED power display, 88 or 188 digital tube power display, supports automatic power on and off, integrated input overvoltage, under-voltage protection, output overcurrent, overvoltage, short circuit protection, battery overcharge, over-discharge and overcurrent protection, built-in overheat protection, and supports external NTC for battery temperature protection. Model is IP5365.

Here is the information about INJOINIC IP5365.

The alloy inductor is reinforced with glue. 2.2μF.

The capacitors are soldered through the vias. 100μF 16V.

The wireless charging master control chip is from INJOINIC and adopts QFN24 package. It is a highly integrated wireless charging transmitter control chip that complies with the WPC qi standard. It integrates an H-bridge driver module and an ASK communication demodulation module. Model is IP6823.

Here is the information about INJOINIC IP6823.

These two wireless charging MOSFETs are from APM and adopt the PDFN3*3-8L package. It has a withstand voltage of 20V. Model is AP20G02BDF.

There are NPO resonant capacitors.

The MCU marked with M320F3V6 is from CHIPSEA and adopts the QFN20 package. It has built-in 8K×16-bit Flash and 488 bytes of SRAM, covering a variety of products with 16 to 20 pins. It provides standard communication interfaces (including I2C and UART), equipped with 12-bit ADC, CVC, and timer functions. Its operating temperature range is -40℃~85℃, and the operating voltage is 1.8V5.5V. Model is CS8M320.

Here is the information about CHIPSEA CS8M320.

The battery protection chip marked with XB8185MZ is from Xysemi and adopts the SOP8 package.

The USB-C socket has a black plastic sheet.

This is the SMD switch button.

This is the socket of the integrated cable.

There are indicator beads.

The NTC thermistor is used to monitor the battery pack temperature and provide over-temperature protection.

Well, those are all components of the CUKTECH 10000mAh Magnetic Power Bank.

Summary of ChargerLAB

Here is the component list of the CUKTECH 10000mAh Magnetic Power Bank for your convenience.

It has a battery capacity of 10000mAh, equipped with a USB-C port and a USB-C cable, both of which support PD 20W fast charging. The wireless charging module supports a maximum output of 7.5W.

After taking it apart, we found that graphite stickers are attached around the battery pack and PCBA module for heat dissipation, and two thermistors are used to monitor the temperature of the battery pack and PCBA module respectively. Its internal structure is stable and reliable, and the space utilization is compact and reasonable.

Related Articles：
1. Teardown of OPPO 5000mAh Slim Magnetic Power Bank (MPBV01)
2. Teardown of Xiaomi 5000mAh Ultra-thin Power Bank (PB0520MI)
3. 5000mAh | Teardown of Tesla Wireless Portable Charger (TSL02)

If you wanna buy the tester of ChargerLAB POWER-Z, you can visit our Amazon store:
United States: Click here
Deutschland: Click here
United Kingdom: Click here
France: Click here

Introduction
---------------------------------------------------------------
ChargerLAB recently got a magnetic power bank from CUKTECH, with a simple and elegant appearance. It has a USB-C port and a USB-C cable, both support PD 20W fast charging, and it also supports 7.5W wireless output. There are also two indicator lights for wireless charging and wired charging. Next, take its 253W power adapter apart to see its internal components and structure.

Bill of materials (BOM)
------------------------------------------
Model: CP132ML
battery cell: EVE 136079GS
SoC: INJOINIC IP5365
wireless charging master control chip: INJOINIC IP6823
wireless charging MOSFET: APM AP20G02BDF
MCU: CHIPSEA CS8M320

Related Articles：
1. Teardown of OPPO 5000mAh Slim Magnetic Power Bank (MPBV01)
2. Teardown of Xiaomi 5000mAh Ultra-thin Power Bank (PB0520MI)
3. 5000mAh | Teardown of Tesla Wireless Portable Charger (TSL02)

Introduction

ChargerLAB get a slim magnetic power bank from OPPO. It has a capacity of 5000mAh and supports 10W wireless output. It also has a USB-C port, which supports 10W output and 12W input. Next, let's take it apart to see its internal components and structure.

Product Appearance

OPPO is printed on the upper left and lower left corners of the box.

The specs info is pasted on the back.

Model is MPBV01. It can support input of 5V2.4A 12W. Both the USB-C port and wireless output support a maximum of 10W. The rated energy is 19.35Wh. The typical capacity of the battery is 5100mAh. The rated capacity of the battery is 5000mAh. The rated capacity is 2700mAh (5V2A).

The box contains the power bank, a dual USB-C cable, and some documents.

The connectors of the cable are made of flame-retardant PC.

The length is about 24.1 cm (9.49 inches).

ChargerLAB POWER-Z KM003C shows it doesn't have an e-marker chip.

The power bank is silver in color and its shell is made of aluminum alloy.

The round raised area on the front is the wireless charging area.

The OPPO logo is laser engraved on the back.

The switch button is on the right.

The indicator lights are at the bottom.

Each indicator light represents one-quarter of the battery capacity.

The USB-C port is on the left.

The specs info is also printed on the top. 

It can perfectly adapt to OPPO Find X8.

It has a strong magnetic force, so the phone will not fall off even if it is turned upside down.

The length is about 96.19 mm (3.79 inches).

The width is about 69.11 mm (2.72 inches).

The thickness is about 10.36 mm (0.41 inches).

The weight is about 118.4 g (4.18 oz).

That's how big it is in the hand.

ChargerLAB POWER-Z KM003C shows the USB-C port can support DCP, SAM 2A, and Apple 2.4A charging protocols.

Teardown

Next, let's take it apart to see its internal components and structure.

First, pry along the gap to open the cover.

Separate the magnetic panel and casing.

The battery pack is fixed on the aluminum alloy casing.

The inside of the button is fixed with double-sided tape.

The position contacting the PCBA module is insulated with transparent tape.

The battery is protected by foam cushioning around it.

There are battery tabs and a thermistor on the top of the battery.

Remove the battery from the housing.

The battery cell model is 606072, from GFL, with a nominal voltage of 3.87V, a nominal capacity of 5000mAh, and an energy of 19.35Wh.

The NTC thermistor is used to detect battery temperature.

The coil is connected to the PCBA module through wires.

The wires are fixed tightly with high-temperature tape.

The PCBA module is fixed with screws.

The cell tabs and PCBA module are connected by spot welding.

The coil is insulated with highland barley paper.

Remove the barley paper.

There is also a thermistor inside the coil, embedded in the middle of the magnetic isolation sheet.

Separate and remove the coil, PCBA module, etc. from the housing.

The magnet ring adopts a double-layer integrated structure.

This is the wireless charging coil.

The NTC thermistor is used for coil temperature monitoring and over-temperature protection.

The PCBA module is filled with potting compound.

Clean off the potting compound. The front of the PCBA module has a USB-C port, a boost inductor, a master control chip, four filter capacitors, a battery protection chip, and an SMD power button.

The back also has potting compound.

Clean off the potting compound. There are four resonant capacitors, a wireless power transmitter, and a wireless charging master control chip on the back.

The master control chip is from iSmartWare. This is a highly integrated multi-protocol bidirectional fast charging power bank dedicated all-in-one chip. It integrates 5A high-efficiency switch charging, 22.5W high-efficiency synchronous boost output, and multiple fast charging protocols such as PPS, PD, QC, AFC, FCP, PE, and SFCP. Model is SW6201S.

There is the information about iSmartWare SW6201S.

The alloy inductor is used to improve conversion efficiency. 2.2μH.

These are 4 filter capacitors connected in parallel.

The integrated battery protection chip is from Xysemi. It is used for battery overcharge, over-discharge, and over current protection. It adopts CPC5 package. Model is XB7608.

The wireless charging master control chip is from i-Core. It is a general-purpose flash memory MCU with a built-in enhanced 1T 8051 core, built-in analog comparator, op amp, 6-channel PWM output, SPI, I2C, and UART interfaces for wireless charging control. It adopts QFN24 package. Model is CMS8S6990.

The wireless charging power stage chip is from SouthChip. It is a 15W full-bridge power stage with voltage/current demodulation for highly-integrated wireless power transmitter. It adopts QFN19 package. Model is SC5008. 

There is the information about SouthChip SC5008.

These are four NPO resonant capacitors.

These are LED lamp beads.

The USB-C port has a black plastic sheet.

There is the SMD button.

Well, those are all components of the OPPO 5000mAh Slim Magnetic Power Bank.

Summary of ChargerLAB

Here is the component list of the OPPO 5000mAh Slim Magnetic Power Bank for your convenience.

It has 10W wireless and wired fast charging capabilities, supports 12W maximum input power, and has an exquisite and lightweight appearance.

After taking it apart, we found it adopts a 5000mAh soft pack battery from GFL, with a nominal voltage of 3.87V. The MCU adoptsiSmartWare SW6201S. The PCBA module is filled with potting compound for heat dissipation. The battery pack and coil are surrounded by barley paper for insulation and foam for buffering protection. The workmanship is solid.

Related Articles：
1. Teardown of Xiaomi 5000mAh Ultra-thin Power Bank
2. Teardown of Tesla Wireless Portable Charger
3.  Teardown of Gendome 15000mAh 20W Power Bank (LFP Battery)

If you wanna buy the tester of ChargerLAB POWER-Z, you can visit our Amazon store:
United States: Click here
Deutschland: Click here
United Kingdom: Click here
France: Click here

Introduction
---------------------------------------------------------------
ChargerLAB get a slim magnetic power bank from OPPO. It has a capacity of 5000mAh and supports 10W wireless output. It also has a USB-C port, which supports 10W output and 12W input. Next, let's take it apart to see its internal components and structure.

Bill of materials (BOM)
------------------------------------------
Model: MPBV01
Battery: GFL 606072
Master Control Chip: iSmartWare SW6201S
Battery Protection Chip: Xysemi XB7608
Wireless Charging Master Control Chip: i-Core CMS8S6990
Wireless Charging Power Stage Chip: SouthChip SC5008

Related Articles：
1. Teardown of Xiaomi 5000mAh Ultra-thin Power Bank
2. Teardown of Tesla Wireless Portable Charger
3.  Teardown of Gendome 15000mAh 20W Power Bank (LFP Battery)

Introduction

ChargerLAB got a Xiaomi 5000mAh ultra-thin power bank, as thin as 10mm. It has a USB-C port, supports PD 20W output power and 18W input power, and is also compatible with PPS and QC protocols. Next, let's take it apart to see its internal components and structure.

Product Appearance

The packaging box is black with the Xiaomi logo printed on the upper right corner.

The specs info is printed on the back.

Model is PB0520MI. Battery type: Lithium-ion battery; Rated energy: 19.1Wh 3.88V4900mAh; Typical energy: 19.4Wh 3.88V5000mAh; Input interface: U5B-C

Output interface: USB-C; Input parameters: 5V3A, 9V2A; Output parameters: 5V2.4A, 9V2.22A, 12V1.5A; Rated capacity: 2700mAh (5W/2.4A);

The box contains the Xiaomi 5000mAh ultra-thin power bank, a dual USB-C cable, and some documents.

The cable is made of flame-retardant PC.

The length of the cable is about 15.5 cm (6.1 inches).

ChargerLAB POWER-Z KM003C shows it doesn't have an e-marker chip.

The shell of the power bank is made of flame-retardant PC.

The Xiaomi logo is printed in the middle of the back, and the specs info is printed below.

There is an indicator light and switch on the left side.

The indicator light lights green.

The USB-C port has a black plastic sheet.

The length is about 112.91 mm (4.45 inches).

The width is about 53.11 mm (2.091 inches).

The thickness is about 10.14 mm (0.4 inches).

That's how big it is in the hand.

The weight is about 93.5 g (3.3 oz).

ChargerLAB POWER-Z KM003C shows the USB-C port can support QC3.0, QC4+, PD3.0, DCP, and PPS charging protocols.

And it has three fixed PDOs of 5V2.4A, 9V2.22A, 12V1.5A, and a set of PPS, which is 5-11V/2A.

Teardown

Next, let's take it apart to see its internal components and structure.

First, pry along the gap to open the cover.

There are foams for cushioning at the place where the cover contacts the battery cell.

The PCBA module is fixed with screws.

A thermistor is attached to the battery to measure temperature.

Remove the remaining case.

The battery cell is fixed with double-sided tapes.

There is a graphite sticker inside the shell for heat dissipation.

Tear off the sticker, the bottom layer is a composite material of graphite foam and copper foil.

The battery and PCBA module are connected by welding.

The battery is from LS. Nominal voltage 3.88V, nominal minimum capacity 4900mAh, maximum capacity 5000mAh, energy 19.02Wh, charging cut-off voltage 4.5V. Model is SP654588SL.

Disconnect the PCB and battery.

There is an NTC thermistor, an alloy inductor, a USB-C interface, a synchronous buck controller, a VBUS MOSFET, an MCU, a battery protection chip, and a battery protection MOSFET on the front of the PCBA module.

There are no main components on the back of the PCBA module.

The synchronous buck charger is from SouthChip. It is a synchronous buck charger with reverse boost discharging function. It integrates two N-channel MOSFETs and features an I2C interface. It adopts QFN4*4-32 package. Model is SC8934.

Here is the information about the SouthChip SC8934.

The edges of the alloy inductor are reinforced with glue. 2.2μH.

The MCU is from ABOV. It is used for input and output control, protocol identification, power display and protection functions, etc., and supports two USB-C interfaces and one USB-A interface application. It adopts 24QFN package. Model is A94P829LUN.

The VBUS MOSFET for the USB-C port is from JESTEK. It has a withstand voltage of 30V and adopts PDFN3.3X3.3 package. Model is JST3050.

The battery protection chip is marked with 8GA.

The battery protection MOSFET is marked with 6A 4998.

TVS diodes are used for overvoltage protection.

Well, those are all components of the Xiaomi 5000mAh Ultra-thin Power Bank.

Summary of ChargerLAB

Here is the component list of the Xiaomi 5000mAh Ultra-thin Power Bank for your convenience.

It has an ultra-thin design, is equipped with a USB-C port, supports an input power of 18W, and supports a maximum output power of 20W.

After taking it apart, we found it adopts a 5000mAh soft pack battery from LS, with a nominal voltage of 3.88V. It uses SouthChip SC8934 for fast charge output. The workmanship is solid.

Related Articles：
1. eardown of Xiaomi 5000mAh Ultra-thin Power Bank
2. Teardown of Xiaomi 30W Magnetic Wireless Charger (MDY-17-EY)
3. 90W Wired + 50W Wireless | Charging Review of Xiaomi 15 Pro

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Introduction
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ChargerLAB got a Xiaomi 5000mAh ultra-thin power bank, as thin as 10mm. It has a USB-C port, supports PD 20W output power and 18W input power, and is also compatible with PPS and QC protocols. Next, let's take it apart to see its internal components and structure.

Bill of materials (BOM)
------------------------------------------
Model: PB0520MI
Battery: LS SP654588SL
Synchronous Buck Charger: SouthChip SC8934
MCU: ABOV A94P829LUN
VBUS MOSFET: JESTEK JST3050

Related Articles：
1. Teardown of Xiaomi 30W Magnetic Wireless Charger (MDY-17-EY)
2. 90W Wired + 50W Wireless | Charging Review of Xiaomi 15 Pro
3. Compatibility Test of Xiaomi 15 Pro

Introduction

ECOFLOW has launched a new RIVER 3 series power station. This power station applies GaN technology. Its size and weight have significant advantages over traditional products, and the conversion efficiency has been greatly improved. Not only is it lighter and easier to carry, but the discharge capacity is also stronger, and the discharge time for different loads is significantly extended.

The ECOFLOW RIVER 3 power station weighs only 3.5 kg. It only takes 43 minutes to charge from 0 to 80% using an AC power source, making emergency use easier. It also supports solar and car charger input. It has a built-in automotive-grade full-ear lithium iron phosphate battery.

The battery pack is dustproof and waterproof with IP54 protection. The built-in inverter supports 300W output power and 600W up-conversion drive. The USB-C port supports 100W fast charging output to meet the charging needs of laptops and phones. Next, let's take it apart to see its internal components and structure.

Product Appearance

The ECOFLOW RIVER 3 power station is compact and only 113mm in height, making it easy to carry. There are openings on the left and right sides for air intake of the cooling fan.

There is a cigarette lighter interface on the left side, with a cover to prevent dust and a switch button at the bottom. There is an indicator light on the button to indicate the output status.

There is an LCD screen on the front that can display the remaining usage time, remaining power, input and output power. There are two USB-A ports and one USB-C port at the bottom.

There is an AC outlet on the right and a switch button on the bottom.

The AC output voltage was measured to be 218.6V.

The output frequency is 49.9Hz.

There are air intakes and a cover on this side.

There is a DC input interface and an AC input interface inside the cover.

The DC input interface is an XT60 interface.

Close-up of the air intake.

There is a cooling fan outlet on the other side.

Close-up of the air outlet.

The top is flat, and there is an integrated handle at the rear.

ECOFLOW is printed on the top front.

There is also an integrated carry handle at the rear.

The bottom has non-slip mats and an information label.

Model: EFR705 

Capacity: 245Wh 19.2V 12.8Ah

Charging environment temperature: 0-45℃

Discharging environment temperature: -10-45℃

AC input: 220-240V~ 50/60Hz 3A Max

Solar DC input: 11V-30V 8A 110W Max

AC output (x1): 220V~50Hz 300W total

AC output (bypass) (x1): 220V-240V~50-60Hz 300W total

DC output: 12.6V 10A 126W Max

USB-A output (x2): 5V 2.4A 12W Max per port total 24W

USB-C output (x1): 5/9/12/15V3A, 20V5AMax, 100W Max

Total output power: 550W

Teardown

Next, let's take it apart to see its internal components and structure.

First remove the non-slip pads at the four corners and unscrew the internal fixing screws.

Open the cover, there is a bidirectional inverter module inside and a cooling fan on the left.

The bidirectional inverter module is fixed with screws.

The battery pack voltage was measured to be approximately 20V.

The internal resistance of the battery pack is about 11.83mΩ.

Disconnect the connector of the cigarette lighter interface and the AC socket, it can be seen that the PCBA module is inside.

The connector and USB-A port are reinforced with glue.

Disconnect the connector and remove the front panel and cooling fan.

The cooling fan is from Huaxia Hengtai. 12V 0.1A. Model is DA0502B12DR.

The positive nickel sheet of the battery pack is fixed with a screw.

The negative nickel sheet of the battery pack is also fixed with a screw.

The PCBA module is fixed with screws.

This is the cable used to detect the battery split voltage and battery temperature.

Another cable is also used to detect the battery split voltage and battery temperature.

Unscrew the fixing screws and remove the PCBA module. The bottom is the battery pack with an information label attached.

Model is: EFR705-NZ

Rated capacity: 245Wh 12.8Ah

Rated voltage: 19.2V

This is the injection molded copper screw used to fix the bidirectional inverter module.

The battery pack cover is fixed with screws.

The connection between the positive nickel sheet of the battery pack and the cover is sealed with glue.

The connection between the negative nickel sheet of the battery pack and the cover is sealed with glue.

The connection between the cable used to detect the battery split voltage and battery temperature and the cover is sealed with glue.

The other cable is also sealed with glue.

The battery pack voltage sampling wires are fixed by plastic sheets and glue.

The battery pack cover is fixed to the housing by screws.

Unscrew the fixing screws and remove the battery pack from the shell. The battery pack is fixed with double-sided foam tape, and there are hexagonal reinforcement ribs inside the shell.

The battery pack is composed of six lithium-iron phosphate batteries connected in series.

The batteries are insulated by plastic frames.

The battery pack sealing rubber rings are used to prevent dust and water.

The lithium iron phosphate batteries are from Gotion High-tech. The nominal voltage is 3.2V, the charging limit voltage is 3.65V, the rated capacity is 12.8Ah, and the rated energy is 41Wh. Model is IFR32135-12.8Ah.

The length of the battery is about 135 mm (5.31 inches).

The diameter is about 32 mm (1.26 inches).

The weight of the battery pack is about 1.86 kg (4.1 pounds).

The positive and negative electrodes of the battery pack are connected and led out through nickel strip spot welding.

The battery nickel sheet is welded on the side of the battery pack, and a split voltage sampling wire is provided. The thermistor for detecting the battery temperature is glued and insulated with tape.

There is also a thermistor on the other side.

This is the socket for the wire used to detect the battery split voltage.

There is also a socket on the other side.

The thermistor is covered with glue and is used to detect the battery pack temperature.

There is also a thermistor on the other side.

The cells are connected via nickel ribbon spot welding.

The small plates are fixed by screws and connected by spot welding.

The front of the bidirectional inverter module has the positive and negative terminals of the battery pack and the fuse. There is a large heat sink on the left side to dissipate heat for the MOSFET. There is a transformer on the right side of the heat sink. There are heat sinks, filter inductors, filter capacitors, and relays for switching input and output on the right side of the transformer. There is an AC input interface and a DC input interface on the right side.

On the back are components such as a current detection chip, digital isolator, master control chip, battery protection chip, GaN power chip, GaN FET, etc.

Unscrew the fixing screws of the heat sinks. The back of the heat sinks are coated with blue thermal gel.

The battery input end has components such as a fan interface, fuse, battery cell voltage sampling socket, and current detection resistor.

Two fuses are connected in parallel for overcurrent protection at the battery end. 30A.

These four resistors are connected in parallel. 470Ω.

The sampling resistor is used to detect the battery current. 0.5mΩ.

On the left side of the low-voltage circuit are the master control chip and battery protection chip. On the right side of the master control chip is the current sampling chip and protocol chip. In the middle are the synchronous buck-boost converter and synchronous buck converter, as well as the corresponding SMD inductor.

The sampling resistor is used for positive current detection. 0.5mΩ.

The PCB increases current carrying capacity by soldering copper sheets.

This is the battery protection chip and MCU.

The MCU is from GigaDevice and adopts LQFP64 package. It has a main frequency of 120MHz, a built-in Cortex-M4 core, 256KB FLASH, and 48KB SRAM, and supports PWM signal output. Model is GD32F303RCT6A.

The synchronous buck chip marked with 610X is from TI and adopts SOT23-6 package. It has a 4-65V input voltage range, an output current of 1A, and a switching frequency of 400kHz. Model is LMR51610X.

This is the buck inductor. 68μH. 

The synchronous buck chip marked with 933F is from TI and adopts SOT583 package. It supports 30V input voltage and 22V output voltage, with a continuous output current of 3A. Model is TPS62933F.

This is the buck inductor. 10μH. 

The battery protection chip is from TI and adopts TQFP48 package. It supports 3-10 series lithium battery and lithium iron phosphate battery applications. It integrates the NMOS driver, dual-channel programmable LDO, and I2C communication interface, integrates two independent ADCs, and supports voltage and current synchronous sampling. Model is BQ7694202.

The two MOSFETs for power supply control are from CR MICRO and adopt PDFN5*6 package. 30V 1.6mΩ. Model is HGQ022N03A.

This is an SMD fuse. 20A. 

This is an SMD fuse marked with V.

This is the synchronous buck converter and the synchronous buck-boost converter.

The synchronous buck-boost chip marked with S52892 is from TI and adopts VQFN-21 package. It has an integrated MOSFET, supports 36V input voltage and 22V output voltage, and supports 200kHz-2.2MHz switching frequency. Model is TPS552892.

The alloy inductor is used for buck-boost voltage conversion. 4.7μH. 

The filter capacitor is from Jianghai. 100μF 35V. 

This filter capacitor has the same specifications as the previous one.

The specification of this filter capacitor is 100μF 25V.

The USB-C protocol chip is from Hynetek and adopts QFN24 package. It is a PD protocol chip that supports USB Type-C DRP. It supports PPS PDO and EPR PDO, supports QC2.0, QC3.0, AFC, FCP, and UFCS fast charging modes, and has very good fast charging compatibility. Model is HUSB251. 

The MOSFET is from CR MICRO and adopts SOP-8 package. PMOS, withstand voltage -30V, conduction resistance 11mΩ. Model is CS12P03AE.

The current detection chip marked with 4181A2 is from TI and adopts TSSOP-20 package. It is a bidirectional low-side and high-side voltage output current detection amplifier. It has four built-in detection channels for USB-C, USB-A interface, and DC output interface current detection. Model is INA4181A2.

The synchronous buck chip marked with 2933 for the USB-A is from TI and adopts SOT583 package. It is a synchronous buck converter that supports 30V input voltage, 3A output current, and 22V output voltage. Model is TPS62933.

This is the buck inductor. 6.8μH. 

This is another synchronous buck chip. Model is TPS62933.

This is the buck inductor. 6.8μH. 

These two MOSFETs are from CR MICRO and adopt PDFN5*6 package. 40V 5.2mΩ. Model is HGQ065NE4A.

These two MOSFETs marked with 18543 are from TI and adopt SON3.3*3.3 package. 60V 8.1mΩ. Model is CSD18543Q3A.

The half-bridge driver marked with L101 is from TI and adopts WSON8 package. It supports dual NMOS drivers with 0.5A source current and 0.8A sink current capability. Model is LM2101.

The other drive has the same model.

This is the copper strip that enhances current carrying.

The synchronous buck chip marked with T56A37 is from TI and adopts QFN-10 package. It supports 28V input voltage and 13V output voltage. It has an internal integrated MOSFET, supports 10A output current, a switching frequency of 500kHz, has a normal power status indication, and supports overvoltage, undervoltage protection, overcurrent protection, and overheating protection. Model is TPS56A37.

This is the buck inductor. 4.7μH. 

This is the output filter capacitor. 2200μF 25V. 

This is an alloy inductor. 10μH. 

The MOSFET used for inverter boost and synchronous rectification is from CR MICRO and adopts PDFN5*6 package. 40V 1.6mΩ. Model is HGQ024N04A.

The low-voltage MOSFET driver is from TI and adopts SON10 package. It has a voltage resistance of 100V, 2.6A sink current and 1.6A source current output, and it has interlock protection and supports enable control. Model is LM5108.

Another drive has the same model.

The primary and secondary of the step-up transformer are both wound with Litz wire to reduce losses.

There are resonant capacitor and filter capacitor on the left side of the heat sink. There are filter inductor, common mode choke, and switching relay on the right side. There are DC input and AC input sockets at the bottom.

These two film capacitors are from STE. 1μF 450V. 

The high-voltage filter capacitor is from AiSHi, which is a WH series electrolytic capacitor. 450V100μF. 

The high-voltage side of the bidirectional inverter module is equipped with a master control chip and a digital isolator.

Another MCU for output modulation and PFC control is from GigaDevice. Model is GD32F303RCT6A. 

This is the clock crystal. 8.000MHz. 

The dual voltage comparator marked with C46S is from 3PEAK and adopts SOIC8 package. It supports 1.8-5.5V operating voltage. Model is LMV393TP.

The digital isolator is from NOVOSENSE and adopts SOW16 package. It has three forward channels and one reverse channel, supporting DC-150Mbps data rate. Model is NSi8241C.

The single-phase energy metering chip for collecting voltage and current parameters of inverter output is from Belling and adopts SOP8 package. Model is BL0937.

The digital Isolation Chip is from NOVOSENSE and adopts SOIC-8 package. It supports DC-500kbps data rate. Model is NIRS20N.

The Op-Amp marked with T062 is from TI and adopts VSSOP package. It is a rail-to-rail input and output dual op-amp that supports -40~125℃ operating temperature. Model is TLV9062.

This is the IGBT and GaN power chip and GaN FET for output modulation.

These two GaN FETs are from GaNext and adopt PQFN8*8 package. It is suitable for soft switching applications such as QR or ACF flyback topology, totem pole PFC, inverter and LLC. 700V 240mΩ. Model is G2N70R240PB-H.

The isolation driver chip is from NOVOSENSE and adopts SOW6 package. It supports 1.5A/-2A drive current, is compatible with mainstream optically coupled gate drivers, has shorter propagation delay, higher ambient temperature, and higher reliability. Model is NSi68011C.

These two GaN FETs are from TI and adopt 8x8mm QFN package. It integrates driver and protection functions internally and has superior system performance compared to independent GaN FETs. It has a built-in 600V withstand voltage, 150mΩ conduction resistance GaN FET. The driver supports 12V supply voltage, the slew rate supports user adjustment, and has cycle-by-cycle overcurrent protection, overtemperature protection, and under-voltage lockout protection, and has a fault status signal output. Model is LMG3411R150.

The digital isolator is from NOVOSENSE. Model is NSi8221C.

The two IGBTs are from CR MICRO and adopt TO263 package. 600V 15A. Model is CRG15T60A04S.

The half-bridge driver is from NOVOSENSE and adopts SOP8 package. It supports TTL and CMOS logic signal input to meet half-bridge, full-bridge, and LLC applications. Model is NSD1624D.

The voltage regulator chip marked with 74033 is from TI and adopts SOT23 package. Its output voltage is 3.3V, output current is 0.3A, and input withstand voltage is 5.5V. Model is TLV74033.

The filter inductor is made of magnetic ring, wrapped with high-temperature tape for insulation, and reinforced with glue.

The film capacitor is from STE. 2.2μF. 

The varistor is used to absorb the overvoltage surge from STE. Model is 14D471K. 

The common mode choke is wound with flat copper wire.

The safety X2 capacitor is from SINCERITY.

The relay for output switching is from HONGFA. It is a small-medium power relay with a coil voltage of 12V and two sets of normally open contacts built-in. Model is HF140FF/012-2HSW.

The input fuse is from Betterfuse. 10A 300V. 

The varistor used to absorb overvoltage surge is from STE. Model is 14D471K，

This is the AC input socket.

The current sampling chip is from NOVOSENSE and adopts SOIC8 package. It has a range of 30A and a supply voltage of 3.3V. Model is NSM2012-30B3R.

Another relay for AC output control is from Churod.

This is the inverter output socket.

The DC input socket uses an XT60 connector.

The SMD fuse is used for overcurrent protection.

The filter inductor is made of magnetic ring, with bakelite insulation at the bottom and glue reinforcement.

This is the filter capacitor. 47μF 63V. 

These are three TVS diodes marked with RM.

This is the sampling resistor used to sense the input current. 2mΩ. 

These two filter capacitors are from Jianghai. 56μF 63V. 

The auxiliary power supply rectifier bridge is from PY and adopts MBF package. 1A 1000V. Model is MB10F.

The auxiliary power chip is from Chipown and adopts SOP8 package. It is a low standby power switching power supply chip with an integrated 650V withstand voltage MOSFET for non-isolated flyback switching power supply applications, supporting PWM and burst mode. It has a built-in high-voltage startup, no startup resistor and current detection resistor are required, and it has comprehensive protection functions. Model is PN8083H.

Here is the information about Chipown PN8083H.

Here is the filter capacitor. 47μF 50V. 

The single op-amp marked with 1SPF is from TI and adopts SOT23 package. Model is LM321LV.

The auxiliary power transformer uses EE16 magnetic core.

The EL3H7 optocoupler is used for output voltage feedback.

This is another transformer.

The SMD Y capacitor is from TRX. Its small size and light weight are suitable for high-density power products such as GaN fast chargers. 

The USB-C and USB-A ports are reinforced with glue.

The VBUS MOSFET of the USB-C port is from CR MICRO. Model is HGQ065NE4A. 

The chip marked with A12K is used for USB-A port protocol recognition.

The USB-C and USB-A sockets are fixed by through-hole welding and reinforced with glue.

There is a small board inside the front panel for connecting the AC output. The DC output interface on the right is connected by wires. There is an LCD screen in the middle and a control board at the bottom.

Unscrew the fixing screws and remove the control board.

The display driver chip is from i-Core and adopts LQFP48 package. It supports 32 columns and 4 rows LCD drive control. Model is CS1621.

The wireless communication module is from ESPRESSIF. It has a built-in ESP32-C6 series chip, a built-in RISC-V 32-bit single-core processor, an onboard PCB antenna, and supports WiFi6 and Bluetooth BLE connections. Model is ESP32-C6-MINI-1.

There are LED indicators on both sides of the micro switch.

The positive wire of the car charger interface is connected by crimping.

The wire passes through the magnetic ring to suppress interference.

The LCD screen is connected via a cable.

The AC output is filtered by a magnetic ring inductor.

The AC output socket is connected by welding.

Well, those are all components of the ECOFLOW RIVER 3 300W 245Wh GaN Power Station.

Summary of ChargerLAB

Here is the component list of the ECOFLOW RIVER 3 300W 245Wh GaN Power Station for your convenience.

The ECOFLOW RIVER 3 power station has a built-in 245Wh lithium iron phosphate battery. Its built-in bidirectional inverter module supports 300W charging power and 300W output power. The upgraded drive supports 600W power. It also supports DC input and can be charged with solar panels or car chargers. The USB-C port supports 100W PD fast charging. There is an LCD screen on the side to facilitate information such as remaining usage time, remaining power, and input and output power.

After taking it apart, we found it uses a modular design, the battery pack is dustproof and waterproof, with IP54 protection. The battery pack uses six strings of lithium-iron phosphate batteries. The batteries are connected by nickel strip spot welding, and a thermistor is set to detect the temperature.

It has a bidirectional inverter circuit, battery protection circuit, and fast charging circuit, realizing all functions. The PCBA module is covered with conformal coating and thermal conductive adhesive to prevent moisture and dust from affecting it and ensure operational reliability.

Related Articles：
1. EcoFlow Launches New DELTA Pro 3 Series with X-CORE 3.0 Technology for a Revolutionary Experience
2. Up to 6 kWh | Introducing the EcoFlow DELTA 2 Max Extra Battery Kit
3. EcoFlow Launched GLACIER Portable Refrigerator & WAVE 2 Portable Air Conditioner

Introduction

Tesla is a well-known electric car company that launched a wireless charger with its cable in 2021. Recently, Tesla launched a wireless portable charger with a sense of design. The wireless portable charger has a USB-C cable and a USB-C port and features a flip-top design that allows it to wirelessly charge two devices simultaneously. It even supports wireless input. 

ChargerLAB has tested it earlier, and the details can be seen in the charging test. Next, let's take it apart to see its internal components and structure.

Product Appearance

"Tesla Wireless Portable Charger" is printed on the top of the black packaging box.

The specs info is printed on the back of the box, we will talk about it later.

The box contains the charger and some documents.

The shell is made of plastic and covered with metallic paint, with sharp edges and corners.

The front, which is the wireless charging panel, is engraved with the Tesla logo.

Open the primary wireless charging panel, and you will see a wireless charging panel on the inside, which is covered with Alcantara suede to prevent the device from being scratched and enhance friction.

The specs info is printed inside.

Model is TSL02. The capacity is 5000mAh, and the energy is 19.3Wh. It can support input of 5V2.4A, 9V2A, and 12V1.5A. The maximum output is 20W. The maximum wireless output (primary) is 15W. The maximum wireless output (secondary) is 5W. The maximum power of the wireless receiver is 10W. 

The back design is extremely simple.

The capacity is 5000mAh, and the energy is 19.3Wh.

There are four LED indicators on the side.

Each indicator represents 25% of the battery capacity.

Above the power indicators is the power button.

The integrated USB-C cable is on the other side. 

The certifications it has passed are printed on the inside.

The length of the integrated cable is about 10 cm (3.94 inches).

The hinge is at the bottom.

There is a USB-C port on the top, and the plastic sheet is black.

The length is about 101.4 mm (3.99 inches).

The width is about 70.3 mm (2.77 inches).

The thickness is about 17.8 mm (0.7 inches).

And the weight is about 189 g (6.67 oz).

That's how big it is in the hand.

It can wirelessly charge two devices at the same time.

ChargerLAB POWER-Z KM003C shows the USB-C port can support QC3.0, FCP, SCP, AFC, PD3.0, DCP, and Apple 2.4A charging protocols.

And it has three fixed PDOs of 5V/2.4A, 9V/2.22A, and 12V/1.67A.

ChargerLAB POWER-Z KM003C shows the USB-C cable can support QC3.0, FCP, SCP, AFC, PD3.0, DCP, and Apple 2.4A charging protocols.

And it has three fixed PDOs of 5V/2.4A, 9V/2.22A, and 12V/1.67A.

Teardown

Next, let's take it apart to see its internal components and structure.

First, pry off the secondly wireless charging panel along the gap, which has a wireless charging coil inside.

There is a magnet inside the cover to absorb the wireless charging coil on the top cover.

The wireless charging coil is attached to the battery.

The thermistor on the battery is used to detect temperature.

顶盖采用金属转轴固定。

The wires of the wireless charging coil are fixed with tape.

The wireless charging coil is wound with yarn-wrapped wire.

There is foam on the PCBA module for cushioning.

Tear off the foam, here is the PCBA module.

The battery pack is soldered to the PCBA module via wires.

This is the screw used to fix the PCBA module.

Remove the PCBA module, battery pack, and coil from the shell.

The back of the cover is fixed by glue.

There is also a magnet here that holds the wireless charging coil inside the flap.

This is the wireless charging coil inside the flip cover.

The wires are insulated by heat-shrinkable tubing and secured with high-temperature tape.

This is a rectangular magnet used to hold phones.

There is a black magnetic isolation sheet on the coil and a ring magnet on the edge for adsorbing the phone.

The wiring of the coil inside the flip cover is shown in the figure.

The coil inside the flip cover is connected to the PCBA module through wire welding.

Let’s look at the PCBA module and battery pack.

The wireless charging coil is attached to the back of the battery pack.

A magnetic isolation sheet is pasted between the wireless charging coil and the battery and fixed with double-sided tape.

The coil is wound with magnet and insulated wires and tightened with high-temperature tape.

The wires of the coil are soldered to the PCBA module.

The wire cores of the integrated cable are wrapped with black rubber and adhered to the side of the battery.

Disconnect the coil wires, battery pack, and PCBA module.

This is the battery.

The 765865 battery is from APRS. The rated voltage is 3.85V, the capacity is 5Ah, and the energy is 19.3W.

There is a battery protection PCB at the battery cell tabs.

The battery protection PCB is connected by spot welding and insulated by high-temperature tape.

Remove the battery protection PCB.

The battery cell and the battery protection PCB are insulated by barley paper.

Two battery protection chips are on the battery protection PCB.

There are no components on the back.

These are two battery-protection MOSFETs.

The MOSFET is from XySemi and adopts CPC5 package. Model is XB7608G.

The PCBA module consists of two PCBs, a green one and a black one.

Two PCBAs are connected by pin headers.

There is a gray thermal pad and a piece of black foam on top of the green PCBA.

There is also a layer of silicone in the middle of the foam to enhance heat dissipation, and the foam provides buffering and protection for the PCB.

Remove the foam and thermal pad.

The front of the black PCB has four LED lamp beads, an alloy inductor, a master control chip, a USB-C socket, a resonant capacitor, and a wireless charging chip.

There is an MCU, a battery protection chip, and a protocol chip on the back.

The master control chip is from SOUTHCHIP and adopts QFN32 package. It is a synchronous buck charging converter with reverse boost discharge function. The chip integrates two ultra-low resistance NMOS. Model is SC8933.

Here is the information about SOUTHCHIP SC8933.

This is the VBUS MOSFET used to switch the USB-C port and USB-C cable.

The wireless charging chip is from MAXiC and adopts FCQFN24L package. It is a highly integrated, high-performance wireless charging transmitter chip based on magnetic induction. It supports WPC Qi2 wireless charging protocol and multiple wired fast charging protocols such as PD, UFCS, FCP, SCP, QC, etc. It has passed PD and UFCS wired fast charging protocol certification and supports 4-20V wide input voltage and up to 15W output power. 

It supports overvoltage protection (OVP), overcurrent protection (OCP), under-voltage protection (UVP), and overtemperature protection (OTP). In addition, the chip also embeds a dynamic power limit (DPL) comparator to prevent the IC from entering the UVLO state when the input power cannot meet the output power demand. If the VDD voltage drops below the DPL threshold, the chip will reduce the output power accordingly to protect the system from the UVLO state. Model is MT5806.

Here is the information about MAXiC MT5806.

These are four resonant capacitors connected in parallel.

The USB-C protocol chip is from Chipsea and adopts QFN24 and QFN32 packages. It supports dual-channel independent USB-C port applications and has passed PD3.1 certification with good compatibility. Model is CS32G020K8U6.

The wireless charging master control chip is from Cmsemicon. It is a general-purpose MCU, an enhanced 1T 8051, with built-in analog comparator, op-amp, and 6-channel PWM output for wireless charging control. Model is CMS8S6990.

The battery protection chip is from Xysemi and adopts SOP8-PP package. It is a highly integrated lithium-ion/polymer battery protection solution. Model is XB8886G.

The plastic sheet of the USB-C port is black.

These are four LED lamp beads.

This is the power button.

This is a thermistor used to detect the temperature of the coil and battery pack inside the case.

There is a wireless charging receiver chip, a wireless charging chip, four resonant capacitors, and a filter inductor on the front of the green PCBA.

There is a thermistor on the back to detect the battery temperature.

The wireless charging receiver chip marked with POWER27 is from MAXiC and adopts WLCSP52 package. It is a high-efficiency wireless charging receiver chip. It is a single-chip solution that supports 20W power and can be configured as a wireless transmitter to power other receivers. The chip complies with the WPC Qi 1.2.4 specification. It has a built-in ARM M0 processor, 8KB SRAM, and 16KB MTP memory. It has built-in overvoltage and overcurrent protection and supports the I2C interface and configurable GPIO interface. Model is MT5727H.

Here is the information about MAXiC MT5727H.

This wireless charging chip also comes from MAXiC and has the same model as the previous one.

These are four resonant capacitors connected in parallel.

The filter inductor is marked with T03.

Well, those are all components of the Tesla Wireless Portable Charger.

Summary of ChargerLAB

Here is the component list of the Tesla Wireless Portable Charger for your convenience.

It has two wireless charging output panels that support 15W and 5W, respectively, and a 10W wireless charging input panel. In addition, it is also equipped with a USB-C port and a USB-C cable that supports a maximum of 20W input and output.

After taking it apart, we found it adopts a 5000mAh battery cell from APRS and XySemi's integrated battery protection chip for battery pack protection. The PCBA module consists of two PCBs. Two thermistors are inside to detect the coil and battery temperatures, respectively. The PCBA module uses a thermal pad and foam to enhance heat dissipation. The heat dissipation and buffer protection are excellent, and the workmanship is solid.

Related Articles：
1. Review of Tesla Wireless Portable Charger
2. Foldable Design, Dual Wireless Charging | Review of Tesla Wireless Portable Charger
3. Immersive Unboxing of Tesla Wireless Portable Charger

If you wanna buy the tester of POWER-Z, you can visit our Amazon store:
USA: Click here
Germany: Click here

Introduction
---------------------------------------------------------------
Recently, Tesla launched a wireless portable charger with a USB-C cable and a USB-C port and features a flip-top design that allows it to wirelessly charge two devices simultaneously. It even supports wireless input. ChargerLAB has tested it earlier, and the details can be seen in the charging test. Next, let's take it apart to see its internal components and structure.

Related Articles：
1. Review of Tesla Wireless Portable Charger
2. Foldable Design, Dual Wireless Charging | Review of Tesla Wireless Portable Charger
3. Immersive Unboxing of Tesla Wireless Portable Charger

Introduction

ChargerLAB this time got a 15000mAh 20W power bank from Gendome. It adopts an aluminum alloy case for a long lifespan. There is a slot on the side of the case to store the cable.

It adopts two USB-C ports and a USB-A port, which can support an input of 18W and an output of 20W. One end supports wireless charging that can wirelessly charge the iWatch. Next, we are going to take it apart to see its internal components and structure.

Product Appearance

It adopts an aluminum alloy case and is sprayed with silver-grey metallic paint. The transitions between the four sides are rounded, and it feels good to hold.

The power button and battery indicator lights are located on the left side of it.

The "Gendome" is laser engraved on the right side.

The power indicator light is light blue. Each of the four indicator lights represents 25% power. You can know the approximate remaining power based on the number of lights on.

There is a slot on the back to store the cable, and the USB-C3 port is in the slot. It comes with a dual USB-C cable and a USB-C to Lightning cable which matches the slot, making it convenient to carry and use.

The included cable can be stored perfectly in the slot.

The length of the cable is about 12 cm (4.72 inches). The two cables are the same length.

The ChargerLAB POWER-Z MF001 shows the Lightning port is not original.

This end can support wireless charging. The wireless charging area is concave and can be used to wirelessly charge devices such as Apple Watch.

The other end is equipped with USB-A and USB-C ports, and below the port is the specs info.

Model is Micro30. The battery capacity is 15000mAh. The battery type is LFP. It can support input of 5V3A and 9V2A. The USB-A port can support outputs of 5V3A, 5V4.5A, 9V2A, and 12V1.5A. The USB-C2 port can support outputs of 5V3A, 9V2.22A, and 12V1.67A. The USB-C3 port can support outputs of 5V3A, 9V2A, and 12V1.5A. When the USB-A port and any USB-C port are outputting at the same time, the output power is 5V3A. It has passed FCC and CE certifications.

The length of it is about 158 mm (6.22 inches).

The width is about 50 mm (1.97 inches).

The thickness is about 47 mm (1.85 inches).

That's how big it is in the hand.

The weight is about 473 g (16.68 oz).

The ChargerLAB POWER-Z KM003C shows the USB-C2 port supports FCP, SCP, AFC, QC3.0, PD3.0, and DCP charging protocols.

And it has three fixed PDOs of 5V3A, 9V2.22A, and 12V1.67A.

The ChargerLAB POWER-Z KM003C shows the USB-C3 port supports FCP, SCP, AFC, QC3.0, DCP, and Apple 2.4A charging protocols.

The ChargerLAB POWER-Z KM003C shows the USB-A port supports FCP, SCP, AFC, QC3.0, and DCP charging protocols.

Teardown

After the product's appearance, let's start to take it apart. 

First, remove the cover of the wireless charging panel.

Inside the cover are the fixing screws and the wireless charging coil.

The wireless charging coil is wound with Litz wire.

There are the screws for fixing.

Unscrew the fixing screws and push out the internal movement.

The PCBA module is fixed inside the plastic frame.

The battery is also fixed inside the plastic frame and cushioned with foam.

The PCBA module is fixed to the frame by screws.

This is the screw that fixes the PCBA module.

The wireless charging coil is connected by soldering.

Unscrew the fixing screws, separate the connection between the battery and the PCBA module, and remove the battery and the PCBA module from the frame.

The USB-C and USB-A sockets, power detection button, protocol chip, VBUS MOSFET, synchronous buck-boost circuit, and wireless charging chip are on the front of the PCBA module.

A thermistor is soldered on the back to detect the battery temperature.

The buck-boost chip is from SouthChip. It integrates an I2C port and supports input and output voltage ranges of 2.5-36V. It has under-voltage protection, overvoltage protection, and overcurrent protection. Model is SC8815.

Here is the information about SouthChip SC8815.

This is the alloy inductor and synchronous buck-boost MOSFETs.

The MOSFET of the battery side is from Tuofeng and adopts PDFNWB5 x 6-8L package. Model is TF025N06NG. 60V 2.5mΩ.

The two MOSFETs at the output end are of the same model.

The specification of the capacitor for input filtering is 100μF 16V.

The specifications of the solid capacitor for output filtering are the same.

The master control chip for wireless charging is from Injoinic. It is compatible with the latest WPC, Qi, and V1.3 standards, and supports 5W, Apple 7.5W, Samsung 10W, and 15W wireless charging. Model is IP6829.

Here is the information about Injoinic IP6829.

The protocol chip is from Chipsea. It has a built-in 8-bit RISC core, built-in 32K*16-bit FLASH, and built-in 2K SRAM. It supports fast charging protocols such as QC4, SCP, FCP, and AFC. Model is CSU3AF10.

These five VBUS MOSFETs are from Yieternal and adopt PDFN3333 package. Model is ET6303. -30V 8.5mΩ.

These four LED lights are used to indicate the remaining battery capacity.

The SMD button is used for power detection.

The battery protection chip marked with 12AB is from Hong Kang.

These two battery protection MOSFETs are marked with L2030.

The boost chip marked with Y5UH is from Microne.

This is the boost inductor. 22μH.

The regulated MOSFET used to regulate the output voltage is from Microne. Model is ME6203. 3.3V.

This is a thermistor used to detect the battery temperature.

Here is the blue USB-C socket. 

The USB-A socket is also blue. 

A thermal pad is pasted on the inside of the plastic frame at the position corresponding to the PCBA module.

The battery is glued inside the frame.

The positive terminal of the battery is connected with a nickel sheet.

The negative terminal of the battery is also connected with a nickel sheet. The blue plastic film pasted on the explosion-proof valve indicates the negative terminal.

The length of the battery is about 140 mm (5.51 inches).

The diameter of the battery is about 33 mm (1.3 inches), and it is a 33140 battery.

The battery is marked with 15AH and 48Wh. The battery type is LFP and the rated voltage is 3.2V.

Well, those are all components of the Gendome 15000mAh 20W Power Bank.

Summary of ChargerLAB

It has two USB-C ports and a USB-A port, supporting 20W output and 18W input. There is a magnetic wireless charging area on one end. It adopts an aluminum alloy case for a long lifespan and the battery capacity is 15000mAh.

After taking it apart, we found it adopts a 33140 LFP battery. The PCBA module and battery are fixed in the plastic frame. The buck-boost chip is from SouthChip and the protocol chip is from Chipsea. The battery is equipped with a thermistor for temperature detection. The interior is compact and equipped with comprehensive safety measures.

Related Articles: 
1. Teardown of CUKTECH 10000mAh 30W Power Bank (PB100)
2. Teardown of EHOM EP1650 Portable Power Station (EP1650-3)
3. Teardown of SHARGE 5000mAh Flow Mini Power Bank (SP012)

ChargerLAB this time got a 15000mAh power bank from Gendome. It adopts an aluminum alloy case for a long lifespan. And it has a slot on the side of the case to store the cable. It adopts two USB-C ports and a USB-A port, which can support an input of 18W and an output of 20W. One end supports wireless charging that can wirelessly charge the iWatch. Next, we are going to take it apart to see its internal components and structure.

Related Articles: 
1. Teardown of CUKTECH 10000mAh 30W Power Bank (PB100)
2. Teardown of EHOM EP1650 Portable Power Station (EP1650-3)
3. Teardown of SHARGE 5000mAh Flow Mini Power Bank (SP012)

Introduction

This time, ChargerLAB got a magnetic wireless power bank from SHARGE. Its case adopts a transparent design so that the internal components can be seen. It also has a cooling fan inside. It has a built-in 10000mAh battery and supports 20W wired charging and 7.5W wireless charging.

Next, we will take it apart to see its internal components and structure.

Product Appearance

On the front of the box, there is a scene of the power bank wirelessly charging a phone. The "SHARGE" and the model of the power bank (SP020A) are printed on the top. The capacity of 10000mAh and the maximum power of 20W are also printed below.

The product illustrations and certification information are printed on the back, and specs info are posted above.

Here are the specs info, we'll talk about later.

The box contains the power bank, a cable, and some documents.

The included dual USB-C cable is short in length.

Its length is about 20.5 cm (8.1 inches).

The ChargerLAB POWER-Z KM003C shows it does not have an E-Marker chip.

The power bank has a transparent design on the front, and the battery and PCB are visible. The plastic frame is white.

The transparent case is printed with "SHARGE", "10000mAh', and the slogan ICEMAG (STAY COOL ON THE MOVE).

The three selling points of OUTPUT 20W MAX, AIRLINE SAFE, and WIRELESS CHARGING are printed below.

It has a built-in cooling fan and comes with colorful lights. Let it dissipate heat and have a cool effect at the same time.

There are the wireless charging area and specs info.

The "SHARGE" is printed in the center of the wireless charging area.

Here are the specs info. Model is SP020A. The battery capacity is 10000mAh 3.7V 37Wh. The rated capacity is 5800mAh. The USB-C can support input of 5V3A, 9V2A 18W (Max).

And the USB-C can output at 5V2.4A, 9V2.22A, and 12V1.67A. The wireless charging power is 5W, 7.5W. The total output power is 5V3A 15W.

One side is equipped with a power button and ventilation.

There is a dustproof net inside the ventilation.

The other side is equipped with the power indicator lights. It is also printed with the logo of certification and has passed FCC, CE, UKCA, and PSE certifications.

The light of the battery indicator is blue.

There is a USB-C port at the bottom and the ventilation is on this side.

The ventilation here also has a dustproof net inside.

The length of it is about 115 mm (4.53 inches).

The width is about 71 mm (2.8 inches).

The thickness is about 18 mm (0.71 inches).

That's how big it is in the hand.

Use it to wirelessly charge the iPhone 15 Pro Max. It will not block the camera of the phone, making it convenient for users to take photos or record videos while charging.

The weight is about 214 g (7.55 oz).

The ChargerLAB POWER-Z KM003C shows the USB-C port supports FCP, AFC, QC3.0, PD3.0, DCP, SAM 2A, and Apple 2.4A charging protocols.

And it has three fixed PDOs of 5V3A, 9V2.22A, and 12V1.67A.

Teardown

After the product's appearance, let's start to take it apart.

First, uncover the silicone sheet of the wireless charging panel. The magnets used to absorb the mobile phone are inside.

There are a total of 16 magnets forming the magnet ring.

This is the magnet for positioning.

Take apart the case along the gap. The case is fixed with clips.

Here is the inside of the power button.

The USB-C female socket is equipped with a plastic ring.

This is the battery and the PCBA module. The black mylar sheet is attached to the battery.

The cooling fan is on the left side of the PCBA module. The master control chip, inductor, and USB-C socket are on the right side.

The PCBA module is fixed with screws.

Take out the PCBA module and battery from the case. The edges of the battery are wrapped with foam for protection.

The wireless charging coil is soldered to the PCBA module.

Separate the connections between the PCBA module and the wireless charging coil.

The wireless charging coil is pasted inside the case. The wires are insulated by heat-shrinkable tubing.

The battery is soldered to the PCBA module.

A thermistor is attached to the side of the battery to detect the temperature.

There is a patch on the battery to detect the distance from the phone.

The patch is soldered to the PCBA module.

The size of the battery is 126280. The rated voltage of the battery is 3.7V, the charging limit voltage is 4.4V, the capacity is 10000mAh, and the energy is 37Wh.

The SMD button, USB-C female socket, master control chip, alloy inductor, solid capacitor, and fan are on the front of the PCBA module.

The resonant capacitor, battery protection chip, and MOSFET are on the back of the PCBA module.

The cooling fan is connected by soldering.

Remove the cooling fan and find that the PCBA module is slotted to enhance heat dissipation.

The master control chip is from iSmartWare. It is a highly integrated multi-protocol chip for power banks. It also supports fast charging of any A+A+B+C+L port. Model is SW6206.

Here is all the information about the iSmartWare SW6206.

The bottom of the alloy inductor is reinforced with glue. 2.2μH.

The solid capacitor is from PolyCap VN series. 220μF 16V.

The sampling resistor is used to detect the output current. 5mΩ.

These are five LED indicators used to display the remaining battery power.

The MOSFET marked with 8205A is used for VBUS control of the USB-C port. 

The touch detection chip is marked with 1281A.

The wireless charging master control chip is from ZXWTek. It can improve product scalability and enable functional customization to achieve differentiated design. It can perform firmware upgrades through the USB port. Model is ZX9025.

The wireless power transmitter is from SouthChip. It integrates a full-bridge power driver with MOSFETs, current sense amplifier, bootstrap circuit, communication demodulator, and protection circuit. It supports 20W output power and is compatible with 1.2.4 BPP and EPP protocols. Model is SC5003.

The sampling resistor is used to detect the current of the wireless power transmitter. 10mΩ.

This is the NPO resonant capacitor.

The battery protection chip is from MadeChip. It supports over-charge, over-discharge, and over-current protection. Model is CM1006-WF.

The battery protection MOSFETs are from Semi-one and adopt DFN3 x 3-8L package. Model is PED3312M. 18V 3.4mΩ.

Here is the black USB-C port.

This is the SMD power detection button.

The centrifugal fan is from Axial-fan. Model is DB2004H05S. 5V 0.08A.

Well, those are all components of the SHARGE 10000mAh Magnetic Wireless Power Bank.

Summary of ChargerLAB

The SHARGE 10000mAh Wireless Magnetic Power has a built-in battery capacity of 10000mAh. The USB-C port supports an output of 20W, and the wireless charging power is 7.5W.

After taking it apart, we found the master control chip it adopts is from iSmartWare. The wireless charging master control chip is from ZXWTek, and the wireless power transmitter is from SouthChip. There is a fan inside to dissipate heat from the PCB. The edges of the battery are wrapped with foam for protection, and there is also an NTC thermistor used for temperature detection. Theoverall workmanship is solid. It can meet the wireless fast charging needs of Apple and Android phones.

Related Articles: 
1. Teardown of IDMIX Q10 Pro 15W Magnetic Wireless Charging Power Bank with Stand
2. Review of Soodatek 20W Magnetic Wireless Power Bank
3. Teardown of CUKTECH 10000mAh 30W Power Bank

At 8 pm Eastern time on August 12th, Trump and Musk chatted for two hours on X, during which Trump pulled out a Chinese Anker brand power bank to charge his phone. This power bank is from the MagGo series, model A1654, and has a single USB-C port that supports 20W input and 27W output. The wireless charging power can be up to 15W. The power bank has a built-in distance sensor, which can automatically start wireless charging after the phone is attached. Its battery capacity is 10000mAh. Next, let's take it apart to see its internal components and structure.

Related Articles: 
1. Trump Same Style | Teardown of Anker MagGo Magnetic Power Bank (A1654)
2. Teardown of SHARGE 5000mAh Flow Mini Power Bank (SP012)
3. Teardown of IDMIX Q10 Pro 15W Magnetic Wireless Charging Power Bank with Stand

If you wanna buy the tester of POWER-Z, you can visit our Amazon store: Click here.

Introduction
---------------------------------------------------------------
This time, ChargerLAB got a magnetic wireless power bank from SHARGE. Its case adopts a transparent design so that the internal components can be seen. It also has a cooling fan inside. It has a built-in 10000mAh battery and supports 20W wired charging and 7.5W wireless charging.
Next, we will take it apart to see its internal components and structure.

Related Articles: 
1. Teardown of IDMIX Q10 Pro 15W Magnetic Wireless Charging Power Bank with Stand
2. Review of Soodatek 20W Magnetic Wireless Power Bank
3. Teardown of CUKTECH 10000mAh 30W Power Bank

Introduction

At 8 pm Eastern time on August 12th, Trump and Musk chatted for two hours on X, during which Trump pulled out a Chinese Anker brand power bank to charge his phone. This power bank is from the MagGo series, model A1654, and has a single USB-C port that supports 20W input and 27W output. The wireless charging power can be up to 15W, and it also comes in four colors: black, white, blue, and purple, making it easy to match with mobile phones of different colors.

There is an LCD on the side of the power bank, which can show the remaining power, output status, and input status, as well as the remaining usage time and remaining charging time. It uses Anker's independently developed Qi2 wireless charging module to reduce energy loss and improve charging efficiency. It comes with a bracket, which can be used as a phone stand after adsorbing, allowing the phone to be used horizontally or vertically. It also supports charging and discharging at the same time and can be used as a wireless charger.

The power bank has a built-in distance sensor, which can automatically start wireless charging after the phone is attached. Its battery capacity is 10000mAh. Next, let's take it apart to see its internal components and structure.

Product Appearance

The front of the box is printed with ANKER, the appearance of the power bank, and it is suitable for the iPhone 12~15 series. It has passed the Qi2 certification, and the words MagSafe compatible, 2X faster, and 10000mAh are printed on the bottom.

The back of the box shows two usage scenarios and some specs info are printed below.

Model is A1654. The color is white. Its size is 107 x 69 x 19 mm (4.21 x 2.72 x 0.75 inches). Its battery capacity is 10000mAh. The rated capacity is 6300mAh. The Lithium battery energy is 5000mAh 7.7VDC/38.5Wh. The USB-C can support input of 5V 3A and 9V 2.22A. The USB-C can support output of 5V 3A and 9V3A. The maximum wireless output power is 15W. The total output is 5V 3.6A. The conversion efficiency is above 80%. Its weight is 250 g (8.82 oz).

The box contains the Anker MagGo power bank, a cable, and some documents.

There is a magnetic wireless charging panel and the Qi2 logo printed on the front.

There is an aluminum alloy foldable bracket on the back with the ANKER logo printed on it.

There is a USB-C port on the side, and the specs info are also printed on it.

The USB-C port is blue. 

The display can show the remaining power after being turned on, and there is a power button below.

Below the remaining power is the remaining usage time.

Open the bracket and the power bank can be supported steadily.

There is a spring inside the bracket, which is fixed by magnets.

The length of the power bank is about 107 mm (4.21 inches).

The width is about 69 mm (2.72 inches).

The thickness is about 22 mm (0.87 inches).

That's how big it is in the hand.

Use it to charge the iPhone 15 Pro Max, it will not block the camera.

And it can support itself and the phone steadily through the bracket.

It can also be stably supported when placed horizontally.

The weight is about 252 g (8.89 oz).

The ChargerLAB POWER-Z KM003C shows the USB-C port can support QC3.0, FCP, SCP, AFC, PD3.0, DCP, and Apple 2.4A charging protocols.

And it has two fixed PDOs of 5V 3A and 9V 3A.

Teardown

Next, let's start to take it apart and take a look at the internal components.

First, pry off the case along the gap. 

There are graphite thermal pads and aerogel inside the cover.

There is a wireless charging coil, touch detection pad, and PCBA module inside the case.

The wireless charging coil is wound with Litz wire and has a thermistor inside to detect the temperature.

The touch detection pad is printed with ANKER, A1654-B. With the touch detection chip, wireless charging is automatically turned on when the power bank is attached to the phone.

The NTC thermistor and wireless charging coil are connected to the PCBA module by soldering.

The battery is connected to the PCBA module by spot welding.

The welding points of the wireless charging coil are round and full.

Take out the PCBA module and battery from the case. There is foam on the edge of the battery and a graphite thermal pad inside the case.

The PCBA module enhances heat dissipation through the potting compound.

Another battery is also connected to the PCBA module by spot welding.

The LCD is fixed with a metal plate.

Remove the metal plate that fixes the LCD and separate the PCBA module from the casing.

The battery pack is attached with a thermistor to detect the temperature.

This is the thermistor used to detect the battery temperature.

The battery pack uses two Lithium batteries connected in series.

The 3.85V high voltage lithium-ion polymer battery has a size of 606080 and a battery capacity of 5000mAh. The input limit voltage is 4.4V, the energy is 19.25Wh, and it is designed by Anker.

The wireless charging coil is glued to the aluminum plate.

The back of the aluminum plate is fixed to the battery with double-sided tape.

The upper PCBA module is a wireless charging module, which is welded with a wireless charging coil and an NTC thermistor.

The bottom PCBA module enhances heat dissipation through the potting compound.

Filter capacitors and alloy inductors are arranged between the two layers of PCBA modules, the components are filled with potting compound, and the PCBA modules are connected through connectors.

The other side has the display connector and touch detection pad, as well as the connector that connects the two layers of PCBA modules.

This is the LCD screen connector.

Separate two layers of the PCBA module. The inside is filled with potting compound to enhance heat dissipation.

The LCD is connected via a flat cable, and the touch detection chip is connected by welding.

Clean up the PCBA module. The front of the bottom PCBA module is welded with micro-switch button, screen connector, MCU, alloy inductor, battery protection circuit, inductor, synchronous buck-boost MOSFET, capacitor for output filtering, synchronous buck-boost controller, protocol chip, VBUS MOSFET, and USB-C female socket.

On the back, there are TVS diodes for interface electrostatic protection, battery balancing chips, touch detection chips, and memory.

The buck-boost chip is from SouthChip and adopts QFN32 package. It is used for buck-boost voltage conversion, charging the battery, and the output of the USB-C port. It is a bidirectional synchronous buck-boost controller with an integrated I2C port, supporting 2.5 to 36V input and output voltage range, and supporting 1 to 6 battery strings. It has under-voltage protection, overvoltage protection, overcurrent protection, short-circuit protection, and thermal shutdown protection. Model is SC8815.

Here is the information about SouthChip SC8815.

The synchronous buck-boost MOSFET is marked with S3818. Two of them form a full bridge.

The alloy inductor adopts 10 x 10 mm package. 4.7μH.

The filter capacitor is from PolyCap VN series. Heat resistant 105℃, 100μF 16V.

The protocol chip is from SouthChip and adopts QFN-32 package. It is a highly integrated USB PD controller that complies with the latest USB Type-C and USB PD standards. It has a 30V rated voltage and multiple built-in protections, including over-temperature protection, constant power, constant current, and over-voltage protection, to ensure the safe operation of the system. It integrates an MCU subsystem and supports programming through CC pins, a driver, a 10-bit ADC, and a high-precision amplifier, which can reduce the number of external components to a minimum. Model is SC2001.

Here is the information about SouthChip SC2001. 

The VBUS MOSFET used to control the USB-C port output is marked with 2002.

The other two VBUS MOSFETs are marked with 4955.

The MCU used to drive the display is from essemi and adopts QFN32 package. It is an ARM Cortex-M0 core with a main frequency of 52MHz. It integrates 64KB FLASH and 4KB SRAM and has a built-in 12-bit ADC, two I2C ports, one SPI port, and two USART ports. Model is ES32F0101NK.

The memory marked with Q4EE is from GigaDevice and adopts USON8 package. Model is GD25Q80EEIG.

The touch detection chip marked with 31BP is from HYNITRON. It adopts DFN2*2-6 package. It can be configured into multiple modes through pins. Model is HK31BP.

The battery protection chip marked with 1020U is from iCM. It adopts SOT23-6 package. It has a built-in high-precision voltage detection circuit and current detection circuit, and the overcharge protection voltage is 4.37V, with 25mV accuracy. It supports the detection of overcharge, over-discharge, discharge overcurrent, short circuit, and charge overcurrent. Model is CM1020-UC.

The battery protection MOSFET is marked with 2002. 

The two battery balancing chips marked with BH3A are from iCM. They adopt SOT23-6 package. It integrates a high-precision voltage detection circuit and delay circuit and realizes battery pack balancing by detecting the battery voltage. Model is CM1010-H.

This is the external balancing MOSFETs and balancing resistors.

The wireless charging master control chip and secured encryption chip are installed on the front of the upper PCBA module.

On the back are alloy inductors, boost MOSFETs, filter capacitors, MOSFETs for switching resonant capacitors, and two quad op-amps.

The wireless charging master control chip is from CPS. It has an integrated 32-bit processor, built-in 64+2KB MTP, 32KB ROM and 2KB SRAM. It supports programming via CC and DPDN. It has two I2C ports and two UART ports. It supports QC2.0/QC3.0/PD3.1/SCP/AFC fast charging protocols. Model is CPS8200. 

Here is the information about CPS CPS8200.

This is a passive clock crystal. 40.000Mhz. 

The secured encryption chip is from FUDAN. It supports DES/TDES, AES, SM4 symmetric algorithms, RSA, ECC, SM2 asymmetric algorithms, SHA1, SHA224, SHA256, SM3 hash algorithms, and other security algorithms. It has multiple protection capabilities, supporting symmetric and asymmetric encryption and decryption operations, secure storage, identity authentication, and other functions. Model is FM1230. 

The boost MOSFET is marked with S3818. Same as synchronous buck-boost MOSFET.

This is an alloy inductor. 4.7μH.

The wireless charging power MOSFET is from Vergiga and adopts DFN3*3 package. The dual NMOS is connected via a half-bridge, with a withstand voltage of 30V and a conduction resistance of 8.2mΩ and 6mΩ respectively. Model is VS3622DB.

Here is the information about Vergiga VS3622DB.

This is another Vergiga VS3622DB, two of them form an H-bridge for wireless charging coil driving.

The MOSFET used to switch the resonant capacitor is marked with S1008.

Another MOSFET that switches the resonant capacitor is also marked with S1008.

The analog switch IC is from TI and adopts SC70 package. Model is SN74LVC1G3157.

The quad op-amp is from 3PEAK and adopts TSSOP14 package. It has a 100mA high output current capability and supports rail-to-rail input and output. Model is TPH2504. 

Another quad op-amp is also from 3PEAK and adopts TSSOP14 package. It has an output current of 70mA. Model is TP2414.

The Analog Switch IC between the two op amps is from TI. Model is SN74LVC1G3157.

Well, those are all components of the Anker MagGo Magnetic Power Bank.

Summary of ChargerLAB

Here is the component list of the Anker MagGo Magnetic Power Bank for your convenience.

The Anker MagGo power bank has a flat design, a magnetic bracket on the back, and a compact size. There is a USB-C port on the side, which supports input of 20W and output of 27W and is equipped with an LCD display to show the remaining power and remaining usage time. It supports Qi2 protocol and the wireless charging power can reach 15W.

After taking it apart, we found it had two built-in lithium-ion polymer batteries. The wireless charging coil and the battery are isolated by an aluminum plate, and the battery edge is protected by foam. A graphite thermal pad is pasted inside the case to enhance heat dissipation. The battery protection chip is from iCM, with two battery balancing chips for overcharge, over-discharge, and over-current protection. It adopts thermistors for temperature detection. The overall workmanship of the power bank is fine and the materials used are solid.

Related Articles: 
1. Teardown of CUKTECH 10000mAh 30W Power Bank (PB100)
2. Teardown of SHARGE 5000mAh Flow Mini Power Bank (SP012)
3. Teardown of IDMIX Q10 Pro 15W Magnetic Wireless Charging Power Bank with Stand

Introduction

ChargerLAB got a 10000mAh power bank from CUKTECH. It has a USB-A and a USB-C port that can support a charging power of 30W. It adopts two 21700 batteries and indicator lights. It can also support PD, PPS, and other charging protocols. We're going to take it apart to see its internal components and structure.

Product Appearance

The box is in gray. And there are product name and appearance printed on it.

The specs info are printed on the back, we'll talk about later.

There are three colors for you to choose.

The box contains the power bank, a cable, and some documents.

Here is the flat USB-A to USB-C cable.

The length is about 32 cm (12.6 inches).

It is small in size and has a unique design.

The lower part has a matte design. And the CUKTECH and 10000mAh are printed on the front.

The specs info are also printed here.

Model is PB100. The USB-C can support input and output of 30W. The maximum charging power of the USB-A is 33W. The total battery capacity is 10000mAh. And the energy is about 36.5Wh. 

This side has a power button and two indicator lights that can show the remaining power.

Here is the USB-C port.

The other side has a USB-A port. Both sides of the ports adopt the concave design.

The length is about 80 mm (3.15 inches).

The width is about 58 mm (2.28 inches).

The thickness is about 28 mm (1.1 inches).

And the weight is about 196 g (6.91 oz).

The ChargerLAB POWER-Z KM003C shows that the USB-C supports PD3.0, PPS, and QC4 protocols.

And it has three fixed PDOs of 5V3A, 9V3A, and 12V2.5A, and a set of PPS, which is 5-11V3A.

The supported protocols of USB-A are UFCS, FCP, SCP, AFC, QC3.0, DCP, and Apple 2.4A protocols.

And it has a set of PPS, which is 5-11V3A.

Teardown

Now, let's start to take it apart.

Remove the cover along the gap. It is fixed with clips and glue.

The battery pack is fixed by the black frame.

Cut off the case and take out the battery pack.

Here is the inside of the indicator lights.

Here is the inside of the power button.

The battery pack and PCB are fixed in the black frame. And the battery pack is fixed with potting compound.

The battery pack and PCBA module are connected by nickel strips.

Here is the PCBA module.

Here are the solder joints.

The thermistor pasted on the battery pack is used to detect temperature.

Disconnect the nickel strips, and separate the battery pack and PCBA module.

And here is the gray thermal pad.

The battery is glued inside the frame.

The 21700 batteries are from EVE and connected in series. Model is INR21700/50E. 5Ah for each.

There are sockets, alloy inductor, converter, and protocol chip on the front of the PCB.

The back has VBUS MOSFET, indicator light, and battery protection chip.

The buck-boost converter is from SouthChip. It integrates MOSFET and I2C port. It supports an input voltage of 2.7-22V. Model is SC8905.

Here is the information about SouthChip SC8905.

The alloy inductor can reduce losses and improve conversion efficiency. 3.3μH.

There are MLCC capacitors used for input and output.

The protocol chip is from Chipsea. It integrates 8-bit RISC, 32K×16-bit FLASH, and 2K SRAM. Model is CSU3AF10.

It is suitable for fast charging and adopts QFN28/QFN24 package. It also supports PD3.1, UFCS, etc.

The protection chip is also from Chipsea. Its supports CC1, CC2, SBU1, and SBU2 overvoltage protection. Model is CPW6003.

The VBUS MOSFET used for USB-C is from ChipSourceTek. Model is PE15D11. 18V 18mΩ.

The VBUS MOSFET used for USB-A is the same as the previous one.

There is an SMD button for power detection.

There are eight LED indicators and TVS for electrostatic protection.

The battery protection chip is from MadeChip. It integrates voltage and current detection circuits. Model is CM1020-H. 

The MOSFET for battery protection is marked with 2002.

The USB-C socket has a black plastic sheet.

The USB-A socket also has a black plastic sheet.

Well, those are all components of the CUKTECH 10000mAh 30W power bank.

Summary of ChargerLAB

The CUKTECH 10000mAh 30W power bank has a small size. The indicator light can let you check the remaining power. Both ports can support fast charging. And the USB-C can support PD and PPS. The total battery capacity is 10000mAh.

After taking it apart, we found it adopts a battery pack that composed of two 21700 batteries. The battery pack is fixed in a black frame. And there is also potting compound for heat dissipation. The interior workmanship is solid. The compact structure allows it to have such a small size. Coupled with its unique appearance, it becomes a smart choice for small-sized power banks.

Related Articles: 
1. Teardown of CUKTECH No.15 150W & 20000mAh Power Bank
2. Teardown of CUKTECH No.20 PD3.1 & 210W Power Bank (P23)
3. Teardown of CUKTECH No.30 PD3.1 & 300W Power Bank

If you wanna buy the tester of POWER-Z, you can visit our Amazon store: Click here.

Introduction
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ChargerLAB got a 10000mAh power bank from CUKTECH. It has a USB-A and a USB-C port that can support a charging power of 30W. It adopts two 21700 batteries and indicator lights but is small in size.
Next, we're going to take it apart to see its internal components and structure.

Related Articles: 
1. Teardown of CUKTECH No.15 150W & 20000mAh Power Bank
2. Teardown of CUKTECH No.20 PD3.1 & 210W Power Bank (P23)
3. Teardown of CUKTECH No.30 PD3.1 & 300W Power Bank