Feb 20, 2006 #1 J jutek Full Member level 4 Joined Oct 21, 2005 Messages 211 Helped 6 Reputation 12 Reaction score 1 Trophy points 1,298 Activity points 3,140 hello how to make the flipped voltage follower with nmos input gain close to 1? the opposite one, from the picture gives me 1V/V gain and with nmos input gives me about 0.7V/V I want to build complementary buffer with that. regards the picture is here:
hello how to make the flipped voltage follower with nmos input gain close to 1? the opposite one, from the picture gives me 1V/V gain and with nmos input gives me about 0.7V/V I want to build complementary buffer with that. regards the picture is here:
Feb 20, 2006 #2 tsb_nph Full Member level 2 Joined Mar 9, 2005 Messages 125 Helped 23 Reputation 46 Reaction score 5 Trophy points 1,298 Location USA Activity points 2,820 flipped-voltage-follower Hi, You can go through the following slides : **broken link removed** In slides 21 and later, rail-to-rail output buffer stages are described using flipped voltage follower (using both NMOS and PMOS). Hope that helps.. Bharath
flipped-voltage-follower Hi, You can go through the following slides : **broken link removed** In slides 21 and later, rail-to-rail output buffer stages are described using flipped voltage follower (using both NMOS and PMOS). Hope that helps.. Bharath
Feb 21, 2006 #3 J jutek Full Member level 4 Joined Oct 21, 2005 Messages 211 Helped 6 Reputation 12 Reaction score 1 Trophy points 1,298 Activity points 3,140 flipped-volatge-follower hi, thanks for the paper unfortunately i can't find the mistake, the buffer's gain is still far from 1. maybe it's not suitable for low 1.3V supplies? the fact is it attenuates input voltage. did someone design this buffer? regards
flipped-volatge-follower hi, thanks for the paper unfortunately i can't find the mistake, the buffer's gain is still far from 1. maybe it's not suitable for low 1.3V supplies? the fact is it attenuates input voltage. did someone design this buffer? regards