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MEXICOWANDERER's avatar
MEXICOWANDERER
Explorer
Oct 19, 2013

Discrete 120vac to 3VDC switching power supply source tips?

Ideal unit would be a circuit board with solder tab connections. 300 ma would be plenty Hopefully not that expensive. For power pedestal power available indication. If I have to settle for 5VDC fin...
ken_white's avatar
ken_white
Explorer
Oct 19, 2013
MEXICOWANDERER wrote:
Ideal unit would be a circuit board with solder tab connections. 300 ma would be plenty

Hopefully not that expensive. For power pedestal power available indication. If I have to settle for 5VDC final I'll take that.


Do you need isolation from primary power?

There are quite a few evaluation boards out there, plus lots of application notes if you are interested in designing your own.

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