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LiFePO4 Pi 4 UPS

Features:

1 LiFePO4 cell
500mA or 1.5A charge current
USB C input, up to 3A
DPM, but not DPPM
I_DPM = approx 3A
1x MAX17260 Fuel guage
1x INA219 current sensor for 5V output
STM32F030x8 MCU

KiCad project

Firmware

Todo

Raspberry Pi auto-shutdown software

Todo

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LiFePO4 Pi UPS. THIS WILL LIKELY NEVER BE COMPLETED, I am working on a v2.

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