Electronic Devices - FET Amplifiers - Discussion
Discussion Forum : FET Amplifiers - General Questions (Q.No. 39)
39.
Referring to the figure below, determine the output impedance for VGS = –3 V at VDS = 5 V.
100 k
80 k
25 k
5 k
Discussion:
4 comments Page 1 of 1.
Kim said:
10 years ago
How did you get 100k ohms?
Siri said:
9 years ago
Give the solution for this.
Lucci said:
8 years ago
I think the correct option is 5k.
Oliver Pogs said:
6 years ago
I think they used the early voltage for the computation of output impedance:
rds = VA/Idq, where VA (Early voltage) = 100 V.
rds = VA/Idq, where VA (Early voltage) = 100 V.
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