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capacitive sensor amplifier

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Greetings,

Can anyone recommend a low power, 3v, rail-to-rail amp for a 40Khz driven
capacitive sensor?

Thanks.

eltury

Mon Nov 30, 2009 2:27 pm

"e.tury" <eddtury@...>

e.tury

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Greetings, Can anyone recommend a low power, 3v, rail-to-rail amp for a 40Khz driven capacitive sensor? Thanks. eltury...	e.tury	Nov 30, 2009 4:03 pm
Hi Eltury, How about LMV710 <http://www.national.com/mpf/LM/LMV710.html> ? It's a good general-purpose R-R OpAmp which can operate on a single supply down to...	kender_a	Dec 3, 2009 8:49 pm
Thanks Nick. I appreciate the tip. Part of the problem is that there are so many Op Amps that would do the trick. Getting a recommendation is part of the...	e.tury	Dec 3, 2009 10:33 pm
The TI OPA340 is a single supply op amp, available in single, dual or quad. True rail-to-rail in that it will go to within 1 mV of the positive and negative...	umicha2	Dec 4, 2009 6:53 pm