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Electronic Devices - FET Amplifiers

Exercise : FET Amplifiers - General Questions
11.
Use the following equation to calculate gm for a JFET having IDSS = 10 mA, VP = –5 V, and VGSQ = –2.5 V.

2 mS
3 mS
4 mS
5 mS
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
For what value of ID is gm equal to 0.5 gm0?
0 mA
0.25 IDSS
0.5 IDSS
IDSS
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.

Refer to this figure. If Vin = 20 mV p-p what is the output voltage?

176 mV p-p
88 mV p-p
48 mV p-p
24 mV p-p
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Referring to the following figure, calculate gm for VGSQ = –1.25 V.

2 mS
2.5 mS
2.75 mS
3.25 mS
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Referring to this figure, calculate the value of RD if the ac gain is 10. Assume VGSQ = ¼Vp.

2.2 k
2.42 k
2.62 k
2.82 k
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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