Where do these parasitic capacitances appear?

Thread Starter

asdasd12e12

Joined Nov 24, 2021
19
So here:

1.PNG


I assume each transistor has some sort of parasitic capacitance and that adds up into the non inverting terminal of the op amp? Why do those parasitic capacitances appear and how can i reduce them?


And in this case:

1.PNG

These capacitances appear because of Q4/Q3... ? They depend on what?
 
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