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See the schematic how to drive a P-Channel Mosfet using a 5V PIC's output.
Yes I know the mosfet at diagram is a N-Channel... but use it as a
P-Channel.

Marcelo Y.

Tim Thompson wrote:
> Pull up on what mosfet pin and to what? +5 or +12? Problem is if it must
be
> +5, the voltage regulator that regulates the +12 down to +5 isnt even
alive
> till after the mosfet is turned on. Also this has to be pulled down by a
> PIC i/o pin. If its pulled to +12, can a PIC i/o pull it to ground?
>
> Tim Thompson


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