2 layers100 × 50 mm

OpenPSU
mrkindustries/openPSU
An open source linear power supply unit for hobbyists and professionals
88 parts41
Boards in 1 GitHub repository, designed in KiCad, that use the BCP54 by Shikues (-65℃~+150℃ 1 NPN 1.33W 100nA 130MHz 1A 45V 500mV 5V 63 NPN SOT-223 Bipolar (BJT) ROHS). See how each wires it, with its parts, size, README and files; the BCP54’s symbol, footprint and pinout are on its own page.

mrkindustries/openPSU
An open source linear power supply unit for hobbyists and professionals