From what I understand from MY class (heh), you simply need the polarity
correct for current flow. I don't think they are truly 'digital' devices
(except with the logic level ones). But then again, this is my speculation -
I'm not an expert on this stuff.

Quoting Micro Eng <micro_eng@HOTMAIL.COM>:

> All this talk of FET's is bringing back some fuzzy memories of it when in
> class.  Thats what happens when you just do digital design for years.
>
> These are bidirectional devices right? Such that it doesnt matter if the
> load is attached to the drain or source? Or does it matter?
>
>
>
>
>
>
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