BASIC ELECTRONICS ENGINEERING
EX 451
Lecture : 3
Year : I
Tutorial : 1
Part : II
Practical : 3/2
Course Objectives:
• To understand the language of electronics, elements and their functionality
• Basic understanding of analog systems and their applications
• Basic understanding of digital systems and their applications
1. Basic Cirtuits Concepts (4 hours)
1.1 Passive components: Resistance, Inductance, Capacitance; series, parallel combinations; Kirchhoff's law: voltage, current; linearity
1.2 Signal sources: voltage and current sources; nonideal sources; representation under assumption of linearity; controlled sources: VCVS, CCVS, VCCS, CCCS; concept of gain, transconductance, transimpedance.
1.3 Superposition theorem; Thevenin's theorem; Norton's theorem
1.4 Introduction to filter
2. Diodes (7 hours)
2.1 Semiconductor diode characteristics
2.2 Modeling the semiconductor diode
2.3 Diode circuits: clipper; clamper circuits
2.4 Zener diode, LED, Photodiode, varacters diode, Tunnel diodes
2.5 DC power supply: rectifier-half wave, full wave (center tapped, bridge), Zener regulated power supply
3. Transistor (4 hours)
3.1 BJT configuration and biasing, small and large signal model
3.2 T and ยต model
3.3 Concept of differential amplifier using BJT
3.4 BJT switch and logic circuits
3.5 Construction and working principle of MOSFET and CMOS
3.6 MOSFET as logic circuits
4. The Operational Amplifier and Oscillator (7 hours)
4.1 Basic model; virtual ground concept; inverting amplifier; non-inverting amplifier; integrator; differentiator, summing amplifier and their applications
4.2 Basic feedback theory; positive and negative feedback; concept of stability; oscillator
4.3 Waveform generator using op-amp for Square wave, Triangular wave Wien bridge oscillator for sinusoidal waveform
5. Communication System (4 hours)
5.1 Introduction
5.2 Wired and wireless communication system
5.3 EMW and propagation, antenna, broadcasting and communication
5.4 Internet / intranet
5.5 Optical fiber
6. Digital Electronics (11 hours)
6.1 Number systems, Binary arithmetic
6.2 Logic gates: OR, NOT, AND NOR, NAND, XOR, XNOR gate; Truth tables
6.3 Multiplexers; Demux, Encoder, Decoder
6.4 Logic function representation
6.5 Combinational circuits: SOP, POS form; K-map;
6.6 Latch, flip-flop: S-R flip-flop; JK master slave flip-flop; D-flip flop
6.7 Sequential circuits: Generic block diagram; sift registers; counters
7. Application of Electronic System (5 hours)
7.1 Instrumentation system: Transducer, strain gauge, DMM, Oscilloscope
7.2 Regulated power supply
7.3 Remote control, character display, clock, counter, measurements, date logging, audio video system
Laboratory:
1. Familiarization with passive components, function generator and oscilloscope
2. Diode characteristics, rectifiers, Zener diodes
3. Bipolar junction transistor characteristics and single stage amplifier
4. Voltage amplifiers using op-amp, Comparators, Schmitt
5. Wave generators using op-amp
6. Combinational and sequential circuits
References
1. Robert Boylestad and Louis Nashelsky, “Electronic Devices and Circuit Theory” PHI; 8th Edition.200
2. Thomas L. Floyd, “Electronic Devices” 8th Edition, Pearson Education, Inc., 2007
3. A.S. Sedra and K.C. Smith, “Microelectronic Circuits”, 6th Edition, Oxford University Press, 2006
Evaluation Scheme
The questions will cover all the chapters of the syllabus. The evaluation scheme will be as indicated in the table below:
|
Chapter
|
Hour
|
Mark Distribution*
|
|
1
|
4
|
8
|
|
2
|
7
|
12
|
|
3
|
7
|
10
|
|
4
|
7
|
10
|
|
5
|
4
|
10
|
|
6
|
11
|
12
|
|
7
|
5
|
10
|
|
2, 3, 4, 5,
7
|
|
8
|
|
Total
|
45
|
80
|
*There
may be minor deviation in marks distribution.
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