Thread: Paul & Sabrina's cheap DIY 144v motor controller
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Old 03-25-2011, 04:40 PM   #4558 (permalink)
mrbigh
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Originally Posted by MPaulHolmes View Post
It seems that the vla500-01 is non-inverting, but the pwm signal out of the control board is inverting. That means we'll need to invert the signal for IGBTs. Is there an alternate igbt driver that is inverting? It's always got to be something.

EDIT: NEVER MIND! The DRIVER BOARD IS INVERTING, BUT THE VLA500-01 IS noninverting. hahaha. It's all good.
How about inverting the PWM signal for the IGBT drivers?

Didn't we have this conversation a while back?
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Last edited by mrbigh; 03-28-2011 at 06:45 PM..
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