Microelectronic Circuits (The Oxford Series in Electrical and Computer Engineering) 7th edition
7th Edition
ISBN: 9780199339136
Author: Adel S. Sedra, Kenneth C. Smith
Publisher: Oxford University Press
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Chapter 10, Problem D10.7P
To determine
The resulting value of
The value of total capacitance needed
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Students have asked these similar questions
Q1. The output characteristic of a typical transistor is shown below, where the
quiescent point is selected on it. This transistor is used in the bias circuit
presented below. Find the suitable values of Rg and Rc to fix the Q-point of the
circuit properly.
+Vcc = 12 V
12-
Is = 70 uA
10-
Ig = 60 uA
8-
Rc
Is = 50 uA
Rs
6-
Ig= 40 uA
4.
Is = 30 uĄ
Is = 20 uA
B = 100
2-
VBE = 0.7 V
0-
-2-
2
4
6
8
10
12
14
16
VCE (V)
Ic (mA)
6) The DC bridge shown below in the figure has a resistor Rv which is sensitive to the variation in temperature. Use the
plot of R versus Temp. to find the following:
a) The value of temperature at a balance brigde.
b) The output voltage signal at 0°, 40°, 60° C and 80°C.
Dose the AR statisfy the assumption AR/R <<1? Show.
c)
5.5 ΚΩ
5.5 k
5V
4.5 ΚΩ
R Output
signal
60 80 100 120
5.5 k
Rv (kQ)
0
20
Temp (°C)
You can find answers, choose true / false, and then correct the error
1. The quiescent power dissipation occurs when the maximum signal is applied.
2. Efficiency is the ratio of output signal power to total power.
3. Each transistor in a class B amplifier conducts for the entire input cycle.
4. A current mirror is implemented with a laser diode.
5. Darlington transistors can be used to increase the input resistance of a class AB
amplifier.
6. The output of a class C amplifier is a replica of the input signal.
Chapter 10 Solutions
Microelectronic Circuits (The Oxford Series in Electrical and Computer Engineering) 7th edition
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