I have a 120VAC system that, when it switches on, needs to power a 5v board for a subsystem, such as a common shield relay. Ideally it should isolate both systems, I looked for an optoisolator 120v->DC but found nothing. How would you do it?
I have a 120VAC system that, when it switches on, needs to power a 5v board for a subsystem, such as a common shield relay. Ideally it should isolate both systems, I looked for an optoisolator 120v->DC but found nothing. How would you do it?
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