[sdiy] Taming things that run to the rails...

Dave Manley dlmanley at sonic.net
Wed Jul 27 03:02:50 CEST 2011




 On Tue 11/07/26  2:45 PM , "David G Dixon" dixon at mail.ubc.ca sent:
> > > I guess I'm referring mainly to trying to
> keep op amps out of > > saturation by using zeners across the
> feedback path.
> I wouldn't say that letting an opamp run to the rails is
> "saturating" it.  Ithink it's more important not to design an opamp circuit to operate too
> close to it's peak current under normal operation, as it might
> overheat.

Isn't that the definition of op amp saturation?  Driving the output to the rails?  There can be a recovery time if this is done.  Do R2R devices have better recovery times by design?

-Dave



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