At 02:42 PM 3/9/2003 -0500, you wrote:
>Sorry to resurrect this thread, but I finally got a hold of some IRLZ24's, and
>decided to try out a little electronic switch with a fan. I basically have the
>output of a FF connected to the gate of the mosfet through a resistor, which
>then has a fan going across it. When the fF output is on, the gate see's +5V,
>which is well above the threshold, but the source only gets about +3V. I tried
>removing the FF and just applying +5V directly to the gate, and same results.
>But when I apply +12V to the gate, the fan turns on fully and source gets
>+12V. Am I doing something wrong? (I have attached schematic)

Connect the source of the MOSFET to ground, and connect the fan between 12V
and the drain.

Best regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com

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