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Charging 35V 470uf with pic 12F683 board.

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You could save some power by using a schottky diode in place of the 40XX one and use a fet with a lower Rds on.

What frequency are you running at?
 
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RonV,

From what I can tell he wants to limit the power down to a level where the batteries can handle it. Saving power is secondary. There is a difference. That is what I am trying to bring up.
 
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