DC-DC Chopper circuit problem

Thread Starter

cloud623

Joined Dec 16, 2007
9
please anyone can help me check this circuit? because i cannot get the 60V waveform, just 2.8Vp-p. and which diode using in this circuit? zener, schottky or normal diode?
 

Attachments

beenthere

Joined Apr 20, 2004
15,819
The diode is a 1N4001, which is as normal as you can get.

What is driving the PWM waveform? Whatever is is, the current through the IRLED in the optocoupler must not exceed 20 ma.
 
Top