Sunday, 15.03.2017
Just a quick and dirty PMW Motor (12V) speed control (or whatever you want to control with PWM) with a TIP 120 and an ATMEGA 328 (arduino). The TIP120 is capable (with proper cooling) to feed with 60 Volt!
TIP120 datasheet
Simple motor speed control
PCB layout ready to exposure or print out for toner transfer method (original size)
Download the KICAD project files...
Finished PCB