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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)
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Model: PB0520MI
Battery: LS SP654588SL
Synchronous Buck Charger: SouthChip SC8934
MCU: ABOV A94P829LUN
VBUS MOSFET: JESTEK JST3050

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