[sdiy] Bipolar Rail to Rail Opamp recommendation

René Schmitz synth at schmitzbits.de
Mon Mar 2 09:08:04 CET 2020


On 01.03.2020 16:10, Schwarz Raphael wrote:

> What would you recommend as good not too expensive bipolar rail to rail op amp
> 
> I have several cv inputs mixed and I need to keep the sum between -5/+5v.
> It needs to go as close as possible to the supply rails (-5/+5v) and have reasonable offset .
> 
> I initially used diodes but 0.8v is too much.

I read it so, that you're actually interested in clamping the input 
voltage. Why not bias the diodes to +5.8 and -5.8v instead?


Best,
  René

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