11/7/21, 8:34 PM

Solved: Consider the common-base circuit in Figure P6.65. The t... | Chegg.com

Home
Study tools

My courses

My books
Career
Life

Search
Find solutions for your homework
home / study / engineering / electrical engineering / analog circuits / analog circuits solutions manuals / microelectronics circuit analysis and design / 4th edition / chapter 6 / problem 65p
Microelectronics Circuit Analysis and Design
(4th Edition)
Post a question
Answers from our experts for your tough
homework questions
Enter question
Bookmark
Chapter 6, Problem 65P
Show all steps:
ON
Problem
Continue to post
17 questions remaining
Consider the common-base circuit in Figure P6.65. The transistor has parameters β = 120 and
VA = ∞. (a) Determine the quiescent Vceq. (b) Determine the small-signal voltage gain Av =
v0/vs
Snap a photo from your
phone to post a question
We'll send you a one-time
download link
888-888-8888
Text me
By providing your phone number, you agree to rec
a one-time automated text message with a link to g
the app. Standard messaging rates may apply.
Step-by-step solution
My Textbook Solutions
Step 1 of 7
Given circuit:
Microelectron Fundamental Probability
ics Circuit...
s of Applied... and...
4th Edition
7th Edition
8th Edition
View all solutions
Comment
Step 2 of 7
Given Data:
Comment
Step 3 of 7
(a)
Considering the BJT (Bipolar Junction Transistor) as single node, then, by Kirchhoff’s current law,
the quiescent emitter current
, the quiescent base current
and the quiescent collector
https://www.chegg.com/homework-help/Microelectronics-Circuit-Analysis-and-Design-4th-edition-chapter-6-problem-65P-solution-9780073380643
1/4
11/7/21, 8:34 PM

Solved: Consider the common-base circuit in Figure P6.65. The t... | Chegg.com
current

are related as
Home
Study tools
………….. (1)

My courses

My books
Career
Life

In CE mode:
The quiescent collector current
and the quiescent base current
are related as
………….. (2)
Here,
is the DC common emitter current in CE configuration.
Comment
Step 4 of 7
From the equations (1) and (2) we get
………….. (3)
Comment
Step 5 of 7
The voltage found at the emitter (point E) is
………….. (4)
The voltage found at the collector is (point C) is
Using the equation (3), we get
………….. (5)
Comments (1)
Step 6 of 7
Determining the quiescent value
:
Using the equations (4) and (5), we get
Comment
https://www.chegg.com/homework-help/Microelectronics-Circuit-Analysis-and-Design-4th-edition-chapter-6-problem-65P-solution-9780073380643
2/4
11/7/21, 8:34 PM

Solved: Consider the common-base circuit in Figure P6.65. The t... | Chegg.com

Home
Study tools

Step 7 of 
7
My courses
My books
Career
Life

(b)
Determining the small signal voltage gain
Since
:
, the voltage gain equation for the common-base circuit is
Using the equation (3), we get
Comment
Was this solution helpful?
6
1
Recommended solutions for you in Chapter 6
Chapter 6, Problem 13RQ
Chapter 6, Problem 78P
Discuss the general conditions under which a
common-emitter amplifier, an emitter-follower
amplifier, and a common-base...
For each transistor in
Figure P6.78, the
parameters are β = 100
and Va = ∞. (a)
Determine the (Q-point
values for both Q1 and...
See solution
See solution
COMPANY
LEGAL & POLICIES
CHEGG PRODUCTS AND SERVICES
CHEGG NETWORK
CUSTOMER SERVICE
https://www.chegg.com/homework-help/Microelectronics-Circuit-Analysis-and-Design-4th-edition-chapter-6-problem-65P-solution-9780073380643
3/4
11/7/21, 8:34 PM
Solved: Consider the common-base circuit in Figure P6.65. The t... | Chegg.com
© 2003-2021 Chegg Inc. All rights reserved.


Home
Study tools

My courses

My books
Career
Life
https://www.chegg.com/homework-help/Microelectronics-Circuit-Analysis-and-Design-4th-edition-chapter-6-problem-65P-solution-9780073380643

4/4