[sdiy] Matched transistors and EFM circuits?

[Ian Fritz]

At 08:00 AM 6/10/2007, Paul Schreiber wrote:
>>Further, although I'm
>>aware that matching transistors in an expo converter is important for
>>temperature stability,
>
>Errr....nope.

Err ... yep.

The transistors in an expo converter need to be matched so as to cancel the 
Is prefactor.

Late night?

:-)

   Ian