Jul 24, 2012 #1 A akash_joshi Junior Member level 3 Joined Jul 17, 2012 Messages 28 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,505 I have built a transmission gate using 1 nmos 1 pmos but i didnt understand where to connect body terminals of the mos transistor??? If someone knows pl help and what if i left them open?
I have built a transmission gate using 1 nmos 1 pmos but i didnt understand where to connect body terminals of the mos transistor??? If someone knows pl help and what if i left them open?
Jul 24, 2012 #2 D dean_winchester Advanced Member level 4 Joined Oct 19, 2010 Messages 108 Helped 22 Reputation 44 Reaction score 21 Trophy points 1,298 Location India Activity points 1,813 connect the body terminal of the PMOS to the Vdd and that of NMOS to the GND. - - - Updated - - - Also this will reduce the Body effect. - - - Updated - - - This would be equivalent to Shorting Body terminal with Source Terminal.
connect the body terminal of the PMOS to the Vdd and that of NMOS to the GND. - - - Updated - - - Also this will reduce the Body effect. - - - Updated - - - This would be equivalent to Shorting Body terminal with Source Terminal.
Jul 24, 2012 #3 A akash_joshi Junior Member level 3 Joined Jul 17, 2012 Messages 28 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,505 should i connect it body to source terminal or to vdd/gnd since source either will be to the input side or output side
should i connect it body to source terminal or to vdd/gnd since source either will be to the input side or output side
Jul 24, 2012 #4 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,307 Trophy points 1,393 Location Germany Activity points 44,123 dean_winchester said: connect the body terminal of the PMOS to the Vdd and that of NMOS to the GND. Click to expand... This is the correct connection.
dean_winchester said: connect the body terminal of the PMOS to the Vdd and that of NMOS to the GND. Click to expand... This is the correct connection.
Jul 24, 2012 #5 D dean_winchester Advanced Member level 4 Joined Oct 19, 2010 Messages 108 Helped 22 Reputation 44 Reaction score 21 Trophy points 1,298 Location India Activity points 1,813 the source of the PMOS will be cnnected to Vdd and of NMOS will be connected to the GND. Right ? So, just connect the Bulk terminal (Body) to the same respectively.
the source of the PMOS will be cnnected to Vdd and of NMOS will be connected to the GND. Right ? So, just connect the Bulk terminal (Body) to the same respectively.
Jul 25, 2012 #6 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,307 Trophy points 1,393 Location Germany Activity points 44,123 dean_winchester said: the source of the PMOS will be cnnected to Vdd and of NMOS will be connected to the GND. Right ? Click to expand... Not at all. We're talking about a transmission gate!
dean_winchester said: the source of the PMOS will be cnnected to Vdd and of NMOS will be connected to the GND. Right ? Click to expand... Not at all. We're talking about a transmission gate!
Jul 26, 2012 #7 D dean_winchester Advanced Member level 4 Joined Oct 19, 2010 Messages 108 Helped 22 Reputation 44 Reaction score 21 Trophy points 1,298 Location India Activity points 1,813 Oh yes.. sorry my mistake..