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  1. jeffreylotz

    Noisy PWM Circuit

    I have a 12VDC circuit that uses an Atmel 8535 to drive two DC motors @ 14Khz PWM locked anti-phase. I have blown a couple of my on board 5VDC regulators and when I put a scope on the 12VDC power within the board it was very choppy. The voltage spikes seems to go over 50V until I put a 0.1 uf...

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