Hardware projects tagged battery-protection

Open hardware projects tagged battery-protection on BoardRepo. View schematics and PCBs in the browser and download the sources.

Projects

1 board

low-battery-alarm

@matan-vinkler

A simple PCB design that detects low battery levels using a high-voltage divider and triggers a buzzer via a 5 V DC-DC module. Includes input filtering, surge protection (TVS), and transistor-based threshold switching. KiCad project + BOM + gerbers.

schematicpcbbombatterybuzzerresistorcapacitor

MITSep 17, 2026

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