Teardown of CUKTECH No.30 PD3.1 & 300W Power Bank

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Introduction
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Today, we got a powerful power bank from CUKTECH, called No.30. It's equipped with a 40000 mAh battery pack and the total output power can be up to 300W. But you can still take it anywhere, like camping and traveling. Let's take it apart to how it can be so small but powerful.

Bill of materials (BOM)
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Model: P01CT
Wireless Power Transmitter: NuVolta NU1705
Wireless Charging MOSFET: Toshiba TPCC8104
21700 Batteries: Samsung
Battery Protection Chip: Cellwise CW1244
Battery Protection MOSFET: AOS AON6354
Buck-boost Controller (USB-C): Southchip SC8815
Synchronous Buck-boost MOSFET (USB-C): AOS AONS66406
Solid Capacitor: CapXon
MCU: AMEC BAT32G135GE32NA, ABOV A94B458LUN
Current Sense Amplifier: 3PEAK TP199A2
Synchronous Buck-boost Controller (USB-A): Southchip SC8815, Southchip SC8721
Synchronous Buck-boost MOSFET (USB-A): Infineon BSC0906NS
Protocol Chip (USB-C): Jadard FP6606
USB Hub Controller: Genesys GL850G
VBUS MOSFET (USB-C): AOS AON7534
VBUS MOSFET (USB-A): Toshiba TPCC8104