Physics of Everyday Phenomena
9th Edition
ISBN: 9781259894008
Author: W. Thomas Griffith, Juliet Brosing Professor
Publisher: McGraw-Hill Education
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Question
Chapter 21, Problem 21CQ
To determine
The property of transistors makes them useful for amplifying an electrical signal and explain the reason.
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Students have asked these similar questions
In a bipolar junction transistor:
A) all the three regions (the emitter, the base and the collector) have equal concentrations of impurity
B) the emitter has the least concentration of impurity
C) the collector has the least concentration of impurity
D) the base has the least concentration of impurity
1) A Si p-n-p transistor has the following properties at room temperature:
Tn = Tp
0.1 us
NE
1019 сті
Emitter concentration
— 10 ст2/s
-3
Dn = Dp
NB 3D 1016 ст
Base concentration
Nc
1019 ст
-3
= Collector concentration
WE
3 µm
Emitter width
W
1.5 um
Metallurgical base width, i.e. the distance between base-emitter junction and
base-collector junction
A = 10-5 cm² = Cross-sectional area
If VCB = 0 V and VEB = 0.6 V, calculate the following:
ЕВ
a) Neutral base width (WB)
b) Base transport factor
c) Emitter injection efficiency
d)
a, ß and y.
e) Ic, Ig and Ig.
4
Q: A- For the transistor circuit shown in figure bellow
20 v
Determine:
1- Ig , Ic , le and Vce ·
2- Sketch the load line (Q-point) of the transistor.
470 2
270 kQ
B=125
تمت الاجابة وسارفع الملف لاحقا
Chapter 21 Solutions
Physics of Everyday Phenomena
Ch. 21 - Prob. 1CQCh. 21 - Prob. 2CQCh. 21 - Prob. 3CQCh. 21 - Prob. 4CQCh. 21 - Prob. 5CQCh. 21 - Prob. 6CQCh. 21 - Prob. 7CQCh. 21 - How do we know that the universe is expanding?...Ch. 21 - Prob. 9CQCh. 21 - Prob. 10CQ
Ch. 21 - Prob. 11CQCh. 21 - Prob. 12CQCh. 21 - Describe two astronomical discoveries that provide...Ch. 21 - Prob. 14CQCh. 21 - Prob. 15CQCh. 21 - Prob. 16CQCh. 21 - Prob. 17CQCh. 21 - Prob. 18CQCh. 21 - Prob. 19CQCh. 21 - Prob. 20CQCh. 21 - Prob. 21CQCh. 21 - Prob. 22CQCh. 21 - Prob. 23CQCh. 21 - Prob. 24CQCh. 21 - Prob. 25CQCh. 21 - Prob. 26CQCh. 21 - Prob. 27CQCh. 21 - Prob. 28CQCh. 21 - The average distance from the sun to Venus is...Ch. 21 - Prob. 2ECh. 21 - The nearest star to our sun is a red dwarf named...
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