EXERCISES3.7 Show thatNNpN+N3.8 Show that for a pn junction in which the p side is much more heavily doped than the n side, (i.c.N, > Np), referred to as a p'n diode, Eqs. (3.26). (3.27), (3.28), (3.29), and (3.30) can be simpli-fied as follows:2€,W(3.26')(3.27')I, (W/(N/Np))(3.28')Q, = AqNpW(3.29)(3.30')3.9 If in the fabrication of the pn junction in Example 3.5, it is required to increase the minority carrierconcentration in the n region by a factor of 2, what must be done?Ans. Lower Np by a factor of 2.

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Answered: EXERCISES 3.7 Show that NNp N+N V, =

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Electrical Engineering

EXERCISES 3.7 Show that NNp N+N V, =

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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Concept explainers

Current Division Method

The generalized current divider formula is given by the following relation below,

Question

EXERCISES
3.7 Show that
NNp
N+N
3.8 Show that for a pn junction in which the p side is much more heavily doped than the n side, (i.c.
N, > Np), referred to as a p'n diode, Eqs. (3.26). (3.27), (3.28), (3.29), and (3.30) can be simpli-
fied as follows:
2€,
W
(3.26')
(3.27')
I, (W/(N/Np))
(3.28')
Q, = AqNpW
(3.29)
(3.30')
3.9 If in the fabrication of the pn junction in Example 3.5, it is required to increase the minority carrier
concentration in the n region by a factor of 2, what must be done?
Ans. Lower Np by a factor of 2.

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