Course Structure
A7401 - Electronic Devices and Circuits
Hours Per Week Hours Per Semester Credits Assessment Marks
L T P L T P C CIE SEE Total
3 0 2 45 0 30 4 30 70 100
1. Course Description
Course Overview
This course covers fundamental topics that are common to a wide variety of electronic
devices and circuits. The topics include right from the inception of evolution of semicon-
ductor devices to their real time applications. This course starts with the structure of
various semiconductor devices like PN junction diode, BJT, JFET, and MOSFET, review
their operation and characteristics. This course provides a basis for students to continue
education by undertaking advanced study and research in the variety of different branches
of semiconductor devices and applications.
Course Pre/co-requisites
A7010 - Semiconductor Physics
A7202 - Basic Electrical Engineering
2. Course Outcomes (COs)
After the completion of the course, the student will be able to:
A7401.1 Analyze the operation, characteristics, and fabrication principle of electronic
devices.
A7401.2 Construct electronic circuits making use of diodes and transistors.
A7401.3 Analyze single stage amplifiers using small signal low frequency transistor
model
A7401.4 Design amplifier circuits for given specifications.
A7401.5 Analyze the electrical properties of MOS devices.
3. Course Syllabus
Theory
Diode Characteristics: Current-voltage characteristics of PN-junction diode and Zener
diode, diode models. Simple Diode Circuits: Rectifier circuits with and without shunt
capacitor filter, Zener diode as voltage regulator.
Bipolar Junction Transistor (BJT): Structure, principle of operation, transistor con-
figurations, input and output characteristics, hybrid parameter calculations from static
characteristics, DC analysis - Need for biasing, load line, operating point, biasing and
stabilization techniques.
Transistor Amplifiers: Transistor as an amplifier, hybrid parameter model, analysis
of transistor amplifier circuit (CE, CB, CC) using hybrid parameters, simplified CE h-
parameter model.
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Field Effect Transistor (FET) : Junction Field Effect Transistor (JFET) - Structure,
principle of operation and characteristics. Metal Oxide Semiconductor Field-Effect Tran-
sistor (MOSFET) : Structure principle of operation and characteristics, threshold voltage,
body effect, MOS device design equations, channel length modulation, MOSFET Mod-
elling.
MOSFET Applications : MOSFET as a switch, Static CMOS logic circuits (simple
logic gates). Device Technology : Integrated circuits fabrication process, oxidation,
diffusion, ion implantation, photolithography, n-tub, p-tub, and twin-tub CMOS process.
Practice
1. Analyze the characteristics of PN junction diode under forward and reverse bias con-
ditions and compute its cut-in voltage, dynamic forward, and reverse resistances.
2. Analyze how the zener diode acts as voltage regulator.
3. Analyze the operation of halfwave rectifier and compute its characteristics
4. Analyze the operation of fullwave rectifier circuits and compute its characteristics
5. Analyze the input and output characteristics of common base configuration.
6. Analyze the input and output characteristics of common emitter configuration.
7. Bias a given BJT to work in a desired Quiescent operating point by employing different
biasing techniques.
8. Design an RC-coupled CE amplifier using bipolar junction transistor and plot its
frequency response.
9. Analyze transfer and drain characteristics of JFET and analyze how JFET acts as
voltage variable resistor.
10. Analyze transfer and drain characteristics of MOSFET.
4. Laboratory Equipment/Software/Tools Required
1. Cathode Ray Oscilloscope
2. Function Generator
3. Regulated Power Supply
4. DC Voltmeter and Ammeter
5. Multimeter
6. Discrete Electronic Devices (PN-junction diode, Zener diode, BJT and FET)
7. Circuit Simulator Software (Multisim/LTSpice or any other equivalent)
5. Books and Materials
Text Books:
1. Robert L. Boylestad and Louis Nashelsky, Electronic Devices and Circuit Theory, 11th
Edition, PHI, 2013.
2. Millman and Halkias, Electronic Devices and Circuits, 2nd Edition, Tata Mc Graw
Hill, 2008.
Reference Books:
1. Pucknell, Douglas A. and Kamran Eshraghian. Basic VLSI design, 3rd Edition,
Prentice-Hall of India, 1994.
2. Weste, Neil HE, and Kamran Eshraghian, Principles of CMOS VLSI Design. A Sys-
tems Perspective. 1st Edition, Addison Wesley Publishing Company, 1985.
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