Boards in 2 GitHub repositories, designed in KiCad, that use the HS1M by Yangzhou Yangjie Electronic Technology (-55℃~+150℃ 1 Independent 1.7V@1A 1A 1kV 30A 5uA@1kV 75ns SMA(DO-214AC) Fast Recovery / High Efficiency Diodes ROHS). See how each wires it, with its parts, size, README and files; the HS1M’s symbol, footprint and pinout are on its own page.
Aleksei327/STM32G474-Precision-Lab-Power-Supply
Precision 0–50 V programmable laboratory PSU with 1 mV/1 mA setting steps, hybrid synchronous-buck + linear regulation, STM32G474 control, INA228 metering, and layered hardware protection.
Aleksei327/ESP32-C5-OBD2-Scanner
DIY dual-CAN OBD2 adapter on Seeed XIAO ESP32-C5 with a Flutter Android app. Working prototype, tested on a Citroën C3 II: full read-only ECU scan, PSA fault codes, live data. Single-sided home-etched KiCad board.