Jan 22, 2005 #1 S sisching Junior Member level 1 Joined Jan 22, 2005 Messages 16 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 122 I have designed an two stage opamp with following performance supply: 1.8V open loop gain: 87.1dB unity gain frequency :35.3MHz Phase Margin: 64 Slew Rate:11V/us CMRR:84.6dB PSRR-:65.5dB PSRR+:95.4dB Is there any other test i have missed? By the way, the slew rate is quite low, how can i improved it?
I have designed an two stage opamp with following performance supply: 1.8V open loop gain: 87.1dB unity gain frequency :35.3MHz Phase Margin: 64 Slew Rate:11V/us CMRR:84.6dB PSRR-:65.5dB PSRR+:95.4dB Is there any other test i have missed? By the way, the slew rate is quite low, how can i improved it?
Jan 22, 2005 #2 J jiangwp Guest The input common range:ICMR; The output common range:OCMR; The output swing; The input/output resistance; The linearity; The input referred noise; The power dissipation;
The input common range:ICMR; The output common range:OCMR; The output swing; The input/output resistance; The linearity; The input referred noise; The power dissipation;
Jan 16, 2011 #3 T tandy Newbie level 6 Joined May 26, 2009 Messages 11 Helped 4 Reputation 8 Reaction score 4 Trophy points 1,283 Location Macao. SAR, china Activity points 1,336 additionally, the offset is also a parameter.
Jan 16, 2011 #4 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,305 Trophy points 1,393 Location Germany Activity points 44,123 sisching said: ... the slew rate is quite low, how can i improve it? Click to expand... By spending higher current capability for the output stage.
sisching said: ... the slew rate is quite low, how can i improve it? Click to expand... By spending higher current capability for the output stage.