III YEAR – V
SEMESTER
COURSE CODE: 4BPH5C1
CORE COURSE IX – ANALOG ELECTRONICS
Unit
I SEMICONDUCTOR DIODES AND
REGULATED POWER SUPPLIES
Semiconductor diode – Crystal diode – Rectifiers – Half and full –
Wave rectifiers – Bridge rectifier– Efficiency – Ripple factor – Filter circuits.
Zener diode – characteristics – Voltage regulator –
Regulated power supply – Problems.
Unit
II TRANSISTORS
AND TRANSISTOR BIASING
Transistor action – CB, CE & CC modes – Comparison –
Amplifier in CE arrangement – Load line analysis – Cut – off and Saturation –
Power rating – Application of CB amplifier.
Transistor biasing – Various methods of transistor
biasing: base resistor, feedback resistor, voltage divider methods – Hybrid
parameters – Determination of h parameters – Analysis of a transistor CE
amplifier using h parameters.
Unit III AMPLIFIERS
– SINGLE STAGE & MULTISTAGE
Single stage amplifier – Phase reversal – DC & AC
equivalent circuits – Load line analysis – Voltage gain – Classification of
amplifiers – Input impedance of an amplifier.
Multistage transistor amplifier – RC, transformer, direct
coupled amplifiers – Comparison of different types of amplifiers.
Unit
IV AUDIO AMPLIFIERS AND
OSCILLATORS
Transistor audio power amplifier – Difference between
voltage and power amplifiers – Performance quantities of power amplifiers –
Classification of power amplifiers – Expression for collector efficiency –
Class A amplifier – Push – Pull amplifier – Heat sink.
Feedback principle – Negative and positive feedback –
Current gain with negative feedback – Emitter follower – DC analysis – Types of
oscillations – Undamped oscillations – Colpitt, Hartley, Phaseshift Oscillator.
Unit
V OP
AMPS
OP AMP: characteristics,
OP AMP biasing – Non – inverting & Inverting amplifiers – Applications of
OPAMP – adder, subtractor, differentiator, integrator – waveforms study, scale
changer and sign changer – Instrumentation amplifier – Voltage level detector.
OP AMP signal
generators: Phase shift, Colpitts', Hartley, Square wave and triangular
wave generators.
Books
for Study
1.
V.K.Mehta, Principles of Electronics, S.Chand & Co Ltd.,10th Edition 2007.
2.
R.S.Sedha – Text Book of Applied Electronics, S.Chand & Co Ltd., II Edition 2004.
Books
for Reference
1.
B.L. Theraja – Basic Electronics – S. Chand & Co, V Edition 2009.
2.
Malvino & Leach – Transistor Approximations – International Publication –
2000.