Precision Rectifier: Get Answers to Your Questions

[xw0927]

hey,dude,i m confusing about the precision rectifier...why the Vout =E,my question is why the Vout=E - V(diode) ?why the Vdiode does not take into account when finding Vout?here the attachement of the precision circuit diagram..

 

[Jiggy-Ninja]

The op-amp compensates for the diode drop as part of the negative feedback.

 

[xw0927]

oic~~~~quite confusing about that because i haven't learn the characteristics of opamp.anyway.thx ya~