Previous Image Next Image Zero-cross opto-triac internal circuit. Internals of a zero-cross detection circuit based on the G3MB-202P with 5V input. Please link to us if you find the information helpful ...<br>TwitterFacebookPinterestDiggLinkedinRedditStumbleUponTumblr Zero-cross opto-triac internal schematic. Please link to us if you find the information helpful ...<br>TwitterFacebookPinterestDiggLinkedinRedditStumbleUponTumblr