2 layers64.8 × 57.2 mm

Schreibtischlampe V4
michaelwittner/2526_5AHEL_LA_Schreibtischlampe
A touch lamp for workshops in HTL Steyr
26 parts
Boards in 1 GitHub repository, designed in KiCad, that use the BD647 by SPTECH (-65℃~+150℃ 2.5V 200uA 2V、2.5V 5V 62.5W 750 80V 8A NPN TO-220C Darlington Transistors ROHS). See how each wires it, with its parts, size, README and files; the BD647’s symbol, footprint and pinout are on its own page.

michaelwittner/2526_5AHEL_LA_Schreibtischlampe
A touch lamp for workshops in HTL Steyr