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IP5353 power bank

Overview

On September 17th, some users reported encountering severe overheating issues; the cause is unknown. The issue will be re-uploaded after resolution.

The power bank uses the Ingenic IP5353 chip, and the USB-A port supports 18W fast charging.
This power bank PCB
has a ripple of less than 50mV at 5V 1.5A output
and less than 150mV at 9V 2A output.
For details, please refer to the attached video. Select the R5 resistor value to configure the battery voltage NC (not connected): 4.2V 68K, 4.3V 33K, 4.35V 10K, 4.4V.
[Link to video: https://www.bilibili.com/video/BV12D4YewE7M/?spm_id_from=333.999.0.0&vd_source=bcdc30aa0aef1fd155042819e71edf94 ]

Design Files

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Update:2026-03-28 05:27:09

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