Answer by WhatRoughBeast for 15MHz photodiode PCB, feedback requested
My first thought is that you can get rid of R7,R9,C3 and C4 altogether. Your op amp has 1 pA bias currents, for heaven's sake. The input offsets produced by bias current and feedback resistance amount...
View Article
Image may be NSFW.
Clik here to view.
Clik here to view.
15MHz photodiode PCB, feedback requested
I've developed a 2-layer 15MHz photodiode amplifier board. The first stage is a transimpedance amplifier using AD8065. The second stage is using a current-feedback amplifier, THS3091. Power is +/-12V...
View Article
More Pages to Explore .....
