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by supertest
Tue Sep 06, 2005 6:14 am
Forum: General Discussion
Topic: PWM motor circuit and diode
Replies: 31
Views: 6298

Re: PWM motor circuit and diode

A rather primitive circuit. To drive the fet you need a driver. It could be a simple hex inverter with all sections in parallel.
The diode runs hot because of reverse recovery conduction. It needs to be a fast recovery type.