Feb 15, 2010 #1 P pianomania Member level 5 Joined Jun 15, 2006 Messages 83 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,906 what is the optimize Vgs-Vth (overdrive voltage Vsat) in OPamp design some said 300mv ! is it right and suitable for all application ? for example ,if input stage , current mirror , and output stage use the same criterion?
what is the optimize Vgs-Vth (overdrive voltage Vsat) in OPamp design some said 300mv ! is it right and suitable for all application ? for example ,if input stage , current mirror , and output stage use the same criterion?
Feb 15, 2010 #2 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,308 Trophy points 1,393 Location Germany Activity points 44,123 pianomania said: what is the optimize Vgs-Vth (overdrive voltage Vsat) in OPamp design some said 300mv ! is it right and suitable for all application ? Click to expand... Never! pianomania said: for example ,if input stage , current mirror , and output stage use the same criterion? Click to expand... They shouldn't.
pianomania said: what is the optimize Vgs-Vth (overdrive voltage Vsat) in OPamp design some said 300mv ! is it right and suitable for all application ? Click to expand... Never! pianomania said: for example ,if input stage , current mirror , and output stage use the same criterion? Click to expand... They shouldn't.