Aug 11, 2010 #1 D DS1988 Newbie level 5 Joined Aug 6, 2010 Messages 8 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,328 When we say that we are effectively reducing the capacitance when we finger transistors ....wat capacitance are we talking about exactly ?
When we say that we are effectively reducing the capacitance when we finger transistors ....wat capacitance are we talking about exactly ?
Aug 11, 2010 #2 K kapilsn Member level 4 Joined Feb 13, 2008 Messages 73 Helped 9 Reputation 16 Reaction score 0 Trophy points 1,286 Activity points 1,701 The drain capacitance.Because the drain node is mostly the node where the signal varies and source node is fixed at either vdd or vss
The drain capacitance.Because the drain node is mostly the node where the signal varies and source node is fixed at either vdd or vss
Aug 11, 2010 #3 D DS1988 Newbie level 5 Joined Aug 6, 2010 Messages 8 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,328 U mean drain to substrate capacitance ?
Aug 11, 2010 #4 checkmate Advanced Member level 3 Joined Feb 25, 2004 Messages 832 Helped 178 Reputation 356 Reaction score 125 Trophy points 1,323 Location Toilet Seat Activity points 7,811 It's the diffusion to body capacitance. Hence, it applies for both source and drain.