Download 3437 - Allama Iqbal Open University

Final: 1-8-2016
ALLAMA IQBAL OPEN UNIVERSITY, ISLAMABA
(Department of Physics)
WARNING
1. PLAGIARISM OR HIRING OF GHOST WRITER(S) FOR SOLVING THE
ASSIGNMENT(S) WILL DEBAR THE STUDENT FROM AWARD OF
DEGREE/CERTIFICATE, IF FOUND AT ANY STAGE.
2. SUBMITTING ASSIGNMENT(S) BORROWED OR STOLEN FROM
OTHER(S) AS ONE’S OWN WILL BE PENALIZED AS DEFINED IN “AIOU
PLAGIARISM POLICY”.
Course: Basic Electronics (3437)
Level: BS (CS)
ASSIGNMENT No. 1
Semester: Autumn 2016
Total Marks: 100
Pass Marks: 50
(Units: 1–5)
Note: All questions are compulsory. Each question carries equal marks.
Q. 1 What do you understand by P-type and N-type semiconductor materials? Also
explain in detail what changes occur after the formation of PN junction.
(20)
Q. 2 What are bipolar junction transistors? How it works as an AC amplifier? Discuss
its all types of amplifying configurations.
(20)
Q. 3 Write a detailed note on the following:
i)
Photodiodes
ii)
Zener diode as Tunnel diodes
(20)
Q. 4 What is meant by biasing of a BJT? Derive relations for amplifier’s gain, input and
output.
(20)
Q. 5 How PN junction works as rectifier, clipper and clamper? Discuss in detail.
(20)
ASSIGNMENT No. 2
(Units: 6–9)
Total Marks: 100
Pass Marks: 50
Note: All questions are compulsory. Each question carries equal marks.
Q. 1 Explain the following:
i)
Metal Oxide Field Effect Transistor
ii)
CMOS
Q. 2 What are power amplifiers? Also explain transistor power dissipation.
(20)
(20)
Q. 3What do you mean by distortion of Push-Pull amplifiers? How it can be reduced by
using feedback?
(20)
Q. 4 Write a detail introduction of binary, octal and hexadecimal number systems.
(20)
Q. 5 Discuss in detail Quasi-Class complementary and class C push pull amplifiers. (20)
3437 Basic Electronics
Course Code:
3437
Course Title:
Basic Electronics
Credit Hours:
3 (2 + 1), 2 hours lecture and 3 hours lab per week
Session Offered:
Recommended Book:
As per offering schedule
Basic Electronics for Scientists and Engineers by Dennis L.
Eggleston (2011)
A/V / Multimedia
Content:
Reference Book:
Pre-Requisite:
Course Coordinator
Teaching
Methodology:
Computer Usage:
As defined by the Instructor / MOOCs links
1. Digital integrated electronics by Herbert Taub and
Donald Schilling, Mc. Hraw Hill (1976)
2. University Physics, Freedman. Young. 13th Edition,
(2011)
None
Ch. Muhammad Shahbaz Anjum or Concerned Department
Face-to-Face/Online/Blended
3 hours supervised lab per week + about 3 hours
unsupervised lab
Introduction:
This course primarily aims at developing key elementary concepts in basic electronics.
The course is designed to explain (Semiconductors, Diode, Transistors, Amplifiers,
Logic gates, AC to DC converter, and Binary numbers).
Course Objectives:
At the end of the course the students are expected to be able to:
1.
Know the basic concept of computer.
2.
Learn about the function of hardware of the computer.
3.
Know the logic of gates functions.
4.
Have knowledge of the transistor, diode and amplifiers.
5.
Have knowledge of conversion from AC to DC.
Evaluation Criteria:
i.
Assignments and/or quizzes as per instructor’s choice
ii.
Mid Term Theory/practical /presentation/mini projects
as per instructor’s choice
20%
iii.
Final Examination
70%
2
10%
Course Outline:
Unit# 1: Semiconductor
Semiconductor materials, P and N Types, PN junction, forward and reversed biased
junctions, PN junctions as a rectifier, clipper and clamper circuits
Unit# 2: Diodes
Zenor diode, Zenor breakdown, Zenor voltage regulator LCD, LED, Photo diodes,
Tunnel diodes, Operation of the junction diodes.
Unit# 3: Transistors
Introduction to Bipolar Junction Transistor (BJT), Theory of BJT operation
transistor, types and need, purpose of basing transistor types, BJT AC amplifiers
fundamentals, Amplifiers gain, input and output.
Unit# 4: Metal Oxide Transistors
Metal Oxide transistors, Depletion type, Metal oxide field effect transistor, nMOS,
pMOS and CMOS.
Unit# 5: Power Amplifiers
Basic considerations, Heat transfer in semiconductor devices, Transistor power
dissipation.
Unit# 6: Amplifier Classes
Push-pull amplifiers, use of feedback to reduce distortion, Distortion in push-pull
amplifiers, Quasi-class complementary push-pull amplifiers, Class C amplifiers
Unit# 7: Binary System
Conversion of binary numbers in octal and hexadecimal. Binary codes and logic.
Unit# 8: Power Control Circuits
Introduction and concept of AC to DC and DC to AC converters
Activities / Practical:
1. Construction of half wave, full wave, bridge rectifier circuits
2. Capacitor filter, Introduction filter, Pi section filter.
3. Construction of Zener voltage regulator.
4. Construction of discrete component logic gates (OR, AND, NAND, NOT).
Note: The instructor may assign additional activities.
Last revised:
June 2015
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