4 layers70.7 × 134 mm

Led supply nucleo
jreeve-nl/led-supply
Nice power factor corrected switching LED lighting driver.
86 parts1
Boards in 2 GitHub repositories, designed in KiCad, that use the UCC27714D by Texas Instruments (-40℃~+125℃ 1.2V~2.1V 1.7V~2.7V 10V~17V 125ns 125ns 15ns 15ns 2 4A 4A 750uA Half-Bridge IGBT、MOSFET Under Voltage Protection SOIC-14 Gate Drivers ROHS). See how each wires it, with its parts, size, README and files; the UCC27714D’s symbol, footprint and pinout are on its own page.

jreeve-nl/led-supply
Nice power factor corrected switching LED lighting driver.

pingpongshow/MDX-1
Open multi-frequency + pulse-induction metal detector: KiCad hardware, search coil, portable-C firmware, iOS/Android apps. Experimental, unbuilt.