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Old 12th January 2020
  #3
Lives for gear
 
Brian M. Boykin's Avatar
 

Quote:
Originally Posted by johnnyc View Post
1) you don't want a cap if the opamp is current feedback topology
2) it depends. You want extra bandwidth but not too much 5-10x is a good rule of thumb, meaning 100-200kHz for audio.
1. Easy enough
2. You answered how to pick the cap value which was ultimately what I was hunting for. I usually go with 33pf as I’d rather have a little too much bandwidth than not enough.

Thanks