4 layers252 × 92 mm

Cooksense
misko/prompt2device
The separate vNext PCB skill and orchestrator package is available alongside the reference workflow below; existing projects keep their accepted toolchain until an explicit migration.
195 parts3MIT
Boards in 1 GitHub repository, designed in KiCad, that use the LM393D by Texas Instruments (0℃~+70℃ 1.3us 1.3us 2 25nA 2V~36V 2mV 36V 3nA 400uA Open-drain TTL、CMOS SOIC-8 Comparators ROHS). See how each wires it, with its parts, size, README and files; the LM393D’s symbol, footprint and pinout are on its own page.

misko/prompt2device
The separate vNext PCB skill and orchestrator package is available alongside the reference workflow below; existing projects keep their accepted toolchain until an explicit migration.