DIY Arduino Pro Mini Quadcopter. 5 Comments . by: Ryan Fitzpatrick. March 19, 2013. Title: ... The brushed motors are controlled by pulse-width modulation from SI2302 MOSFET with added diodes.

An Arduino Mini is the brains of the operation, ... so he’s sharing that with the Arduino through a 7805. He controls the speed of the fan with PWM from the Arduino fed through a MOSFET.

Rohm has included a 1.7kVsilicon carbide mosfet in its latest ac-dc converter IC to allow operation from 400Vac industrial power rails. “Incorporating a SiC mosfet and control circuitry optimised for ...