Jul 27, 2008 #1 sykab Member level 2 Joined Apr 26, 2008 Messages 44 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,579 PMOS DIFFERENTIAL PAIR Can anyone give me information about an OPAMP with a pmos differential pair? I need it to work with low imput voltage. Thanks
PMOS DIFFERENTIAL PAIR Can anyone give me information about an OPAMP with a pmos differential pair? I need it to work with low imput voltage. Thanks
Jul 27, 2008 #2 R ricklin Member level 4 Joined Feb 20, 2006 Messages 78 Helped 9 Reputation 18 Reaction score 0 Trophy points 1,286 Activity points 1,717 PMOS DIFFERENTIAL PAIR Almost no difference with NMOS diff pair. A folded cascode can be used for 1st stage of low voltage application.
PMOS DIFFERENTIAL PAIR Almost no difference with NMOS diff pair. A folded cascode can be used for 1st stage of low voltage application.
Jul 27, 2008 #3 Y yschuang Full Member level 3 Joined Feb 1, 2004 Messages 183 Helped 15 Reputation 30 Reaction score 2 Trophy points 1,298 Activity points 1,002 Re: PMOS DIFFERENTIAL PAIR If it is a folded amplifier with pmos input, then the cascading deivces are nmos, which menas higher gm, ft, and better phase margin.
Re: PMOS DIFFERENTIAL PAIR If it is a folded amplifier with pmos input, then the cascading deivces are nmos, which menas higher gm, ft, and better phase margin.