I have a wiper motor(12 volt 3 Amper).I want to control it from low rpm until full rpm with a potensiometer. So, i use AnalogInOutserial from examples. I am using pin 6 with frequency 980Khz but i have try other pins with frequency 490 K hz. Output pin goes to gate of modfet IRFZ44N. Noise of the…

Pwm on a DC motor

knut_ny April 30, 2014, 8:04pm 4

A diode is important to reduce spikes. It MUST be present. (connected kathode to 12V)

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