Transformerless 3 to 12 v Batt Charger

331

07:23:01

this is a transformerless battery charger, the three zener diodes represents the 3v , 6v and 12 v batteries

published 11 years ago

hurz

11 years ago

Place a dc source as batt dummy and proof the charger will stopp charging if nominal voltage is reached. And proof the naximum charging current is limited

ag5

11 years ago

This circuit can charge 3 v to 12 v Batteries at 400 mA.

hurz

11 years ago

You are very optimistic

ag5

11 years ago

Yes , circuit is proven

hurz

11 years ago

yes sure! BTW, this circuit is dangerous for you and your batteries.

ag5

11 years ago

Precautionary measure and proper usage are required.

hurz

11 years ago

I guess you don't have the circuit available, right? But if i am wrong, could you measure the peak current and compare it with the simulation?

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