Discussion
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- Question
Which component is considered to be an "OFF" device?
Options- A. transistor
- B. JFET
- C. D-MOSFET
- D. E-MOSFET
- Correct Answer
- E-MOSFET
- 1. Which type of JFET bias requires a negative supply voltage?
Options- A. feedback
- B. source
- C. gate
- D. voltage divider Discuss
- 2. With the E-MOSFET, when gate input voltage is zero, drain current is:
Options- A. at saturation
- B. zero
- C. IDSS
- D. widening the channel Discuss
- 3. What is the input impedance of a common-gate configured JFET?
Options- A. very low
- B. low
- C. high
- D. very high Discuss
- 4. A "U" shaped, opposite-polarity material built near a JFET-channel center is called the:
Options- A. gate
- B. block
- C. drain
- D. heat sink Discuss
- 5. IDSS can be defined as:
Options- A. the minimum possible drain current
- B. the maximum possible current with VGS held at ?4 V
- C. the maximum possible current with VGS held at 0 V
- D. the maximum drain current with the source shorted Discuss
- 6. When is a vertical channel E-MOSFET used?
Options- A. for high frequencies
- B. for high voltages
- C. for high currents
- D. for high resistances Discuss
- 7. A very simple bias for a D-MOSFET is called:
Options- A. self biasing
- B. gate biasing
- C. zero biasing
- D. voltage-divider biasing Discuss
- 8. Junction Field Effect Transistors (JFET) contain how many diodes?
Options- A. 4
- B. 3
- C. 2
- D. 1 Discuss
- 9. How will electrons flow through a p-channel JFET?
Options- A. from source to drain
- B. from source to gate
- C. from drain to gate
- D. from drain to source Discuss
- 10. When an input delta of 2 V produces a transconductance of 1.5 mS, what is the drain current delta?
Options- A. 666 mA
- B. 3 mA
- C. 0.75 mA
- D. 0.5 mA Discuss
Field Effect Transistors (FET) problems
Search Results
Correct Answer: gate
Correct Answer: zero
Correct Answer: very low
Correct Answer: gate
Correct Answer: the maximum possible current with VGS held at 0 V
Correct Answer: for high currents
Correct Answer: zero biasing
Correct Answer: 2
Correct Answer: from drain to source
Correct Answer: 3 mA
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