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How is the gate-source junction of a JFET normally biased? How much is the gate current, IG , under these circumstances

How is the gate-source junction of a JFET normally biased? How much is the gate current, IG , under these circumstances

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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1. How is the gate-source junction of a JFET normally biased? How much is the gate current, IG , under these circumstances?

2. For a JFET, what is the difference between the ohmic and current-source operating regions?

3. What does the notation I DSS stand for?

4. Why are JFETs called “normally ON ” devices?

5. How is the transconductance, g m , of a JFET affected by V GS ?

6. Is an enhancement-type MOSFET considered to be a normally ON or normally OFF device? Why?

7. In what mode is a depletion-type MOSFET operating if I D is :

a. greater than I DSS ?
b. less than I DSS ?

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