[sdiy] S D Mosfet swap

[Paul Schreiber]

Generally speaking, no. Unlike a JFET, the MOSFETs have something called a 'body diode' from D to
S. Thankfully, the manufacturers started showing this on the data sheet drawings :)

Paul S.

----- Original Message -----
From: "Gavin" <elmystico at earthlink.net>
To: "synth" <synth-diy at dropmix.xs4all.nl>
Sent: Sunday, November 03, 2002 10:42 PM
Subject: [sdiy] S D Mosfet swap


> Anyone know if it's ok to swap Source and Drain on a MOSFET like those in
> the 4007?  Datasheet-wise it seems like it should work, I mean using the
> drain as an input and the source as an out, but the circuit (Rene's
> excellent CMOS VCF design) isn't working properly and I'm wondering if I
> should continue troubleshooting or just re-do the layout with them the right
> way round.
> Thanks,
> G.