2 layers80 × 47.1 mm

Boards in 6 GitHub repositories, designed in KiCad, that use the MJD122 by Jiangsu Changjing Electronics Technology (CJ) (-55℃~+150℃ 1.5W 100V 10uA 12000 4.5V 4V@8A,80mA 5V 8A NPN TO-252-2L Darlington Transistors ROHS). See how each wires it, with its parts, size, README and files; the MJD122’s symbol, footprint and pinout are on its own page.






swharden/QRSS-hardware
A collection of resources related to QRSS hardware (TX and RX)