opamp compensation in integrator application (was:Re: Descret OTA )

jhaible jhaible at primus-online.de
Thu Feb 25 01:16:24 CET 1999


>Without running the numbers, I think modern op-amps (LF351, LF356 etc.)
are
>plenty fast enough.  Plus you have a capacitor across the op-amp. creating
>an integrator.  The integrator slope will be far below that of the op-amp
>phase compensation slope.
>
>Terry Michaels

Does this mean that I wouldn't have to care about the compensation of the
opamp
if my desired overall response is that of an integrator ? I thought not,
but I'm on
thin ice here. Could you further explain this ?

JH.






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