Course code

Course Name

L-T-P -Credits

Year of

Introduction

CS207

ELECTRONIC DEVICES & CIRCUITS

3-0-0-3

2016

Pre-requisite: BE101-04 Introduction to Electronics Engg.

Course Objectives:

1.        To introduce to the students the fundamental concepts of electronic devices and circuits for engineering applications

2.        To develop the skill of analysis and design of various analog circuits using electronic devices

3.        To provide comprehensive idea about working principle, operation and applications of electronic circuits

4.        To equip the students with a sound understanding of fundamental concepts of operational amplifiers

5.        To expose to the diversity of operations that operational amplifiers can perform in a wide range of applications

6.        To expose to a variety of electronic circuits/systems using various analog ICs

Syllabus

RC Circuits, Diode Circuits, Regulated power supplies, Field effect transistor, DC analysis of BJT, RC Coupled amplifier, MOSFET amplifiers, Feedback amplifiers, Power amplifiers, Oscillators, Multivibrators, Operational Amplifier and its applications, Timer IC.

Expected Outcome:

Students will be able to

1.        explain, illustrate, and design the different electronic circuits using electronic components

2.        design circuits using operational amplifiers for various applications

Text Books:

1.        David A Bell, Electronic Devices and Circuits, Oxford University Press, 2008

2.        Salivahanan S. and V. S. K. Bhaaskaran, Linear Integrated Circuits, Tata McGraw Hill, 2008

References :

1.        Neamen D., Electronic Circuits, Analysis and Design, 3/e, TMH, 2007

2.        Robert Boylestad and L Nashelsky, Electronic Devices and Circuit Theory, Pearson.

3.        Bogart T. F., Electronic Devices Circuits, 6/e, Pearson, 2012.

4.        Maini A. K. and V. Agrawal, Electronic Devices and Circuits, Wiley India, 2011.

5.        K.Gopakumar, Design and Analysis of Electronic Circuits, Phasor Books, Kollam, 2013

6.        Millman J. and C. Halkias, Integrated Electronics, 2/e, McGraw-Hill, 2010.

Course Plan

Module

Contents

Hou rs (40)

Sem Exam Marks

1

Wave shaping circuits: Sinusoidal and non-sinusoidal wave shapes, Principle and working of RC differentiating and integrating circuits, Conversion of one non-sinusoidal wave shape into another.

Clipping circuits – Positive, negative and biased clipper.

5

15%

Clamping circuits – Positive, negative and biased clamper. Voltage multipliers- Voltage doubler and tripler.

Simple sweep circuit using transistor as a switch.

2

Regulated power supplies: Review of simple zener voltage regulator, Shunt and series voltage regulator using transistors, Current limiting and fold back protection, 3 pin regulators-78XX and 79XX, IC 723 and its use as low and high voltage regulators, DC to DC conversion, Circuit/block diagram and working of SMPS.

4

15 %

Field effect transistors: JFET – Structure, principle of  operation and characteristics, Comparison with BJT.

MOSFET-    Structure,    Enhancement   and                     Depletion    types, principle of operation and characteristics.

3

FIRST INTERNAL EXAM

3

Amplifiers: Introduction to transistor biasing, operating point, concept of load line, thermal stability, fixed bias, self bias, voltage divider bias. Classification of amplifiers, RC coupled amplifier – voltage gain and frequency response. Multistage amplifiers – effect of cascading on gain and bandwidth.

Feedback in amplifiers – Effect of negative feedback on amplifiers.

MOSFET Amplifier- Circuit diagram and working of common source MOSFET amplifier.

7

15 %

4

Oscillators: Classification, criterion for oscillation, analysis of Wien bridge oscillator, Hartley and Crystal oscillator.

Non-sinusoidal oscillators: Astable, monostable and bi-stable multivibrators using transistors (Only design equations and working of circuit are required, Analysis not required).

5

15 %

SECOND  INTERNAL EXAM

5

Operational amplifiers: Differential amplifier, characteristics of op-amps(gain, bandwidth, slew rate, CMRR, offset voltage, offset current), comparison of ideal and practical op- amp(IC741), applications of op-amps- scale changer, sign changer, adder/summing amplifier, subtractor, integrator, differentiator,

Schmitt trigger, Wien bridge oscillator.

8

20 %

6

Integrated circuits: Active filters – Low pass and high pass (first and second order) active filters using op-amp with gain (No analysis required).

D/A and A/D convertors – important specifications, Sample and hold circuit.

Binary weighted resistor and R-2R ladder type D/A convertors. (concepts only).

Flash, dual slope and successive approximation type A/D convertors.

Circuit  diagram  and  working  of  Timer    IC555, astable and monostablemultivibrators using 555.

8

20 %

END SEMESTER EXAM