III YEAR – V SEMESTER
COURSE CODE: 7BPH5C1
CORE COURSE IX – ANALOG ELECTRONICS
Unit
I SEMICONDUCTOR DIODES AND
REGULATED POWER SUPPLIES
Semiconductor – p-n junction diode – rectifiers – half
and full wave rectifiers – bridge rectifier – efficiency – ripple factor – R-C
and π section filter circuits.
Zener diode – characteristics – voltage regulator – regulated
power supply using zener diode.
Unit
II TRANSISTORS
AND BIASING
Transistor action – CB, CE & CC modes – comparison
– amplifier in CE arrangement – load line analysis – cut – off and saturation – Relation between α and β – Transistor
biasing - base resistor bias - feedback resistor bias - voltage divider bias – JFET
– construction and working - characteristic parameters.
Unit III AMPLIFIERS
Single stage amplifier – Phase reversal – DC & AC
equivalent circuits – Voltage gain – Classification of amplifiers – Input
impedance of an amplifier - RC, transformer, direct coupled amplifiers –
Comparison of different types of amplifiers.
Unit
IV 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.
Feedback principle – Negative and positive feedback –
current gain and voltage gain in
negative feedback amplifier – Barkhasan condition for oscillation – damped and
undamped oscillations –Hartley, Colpitt and phase shift Oscillator.
Unit
V OPERATIONAL
AMPLIFIER
Characteristics of an ideal op-amp – virtual ground - op-amp biasing – Non-inverting & Inverting
amplifiers– Applications of op-amp – adder, subtractor, differentiator,
integrator.
op-amp signal
generators: Phase shift, Hartley, Square wave and triangular wave generators.
Text
Books:
- V.K.Mehta, Principles of Electronics, S.Chand & Co Ltd.,10th Edition, New Delhi, 2007.
- R.S.Sedha – Text Book of Applied Electronics, S.Chand & Co Ltd., II Edition, New Delhi, 2004.
- Electronic Devices and Circuits – Salivahanan and Suresh Kumar, Mc Graw Hill Edn. New Delhi, 2012
Books
for Reference:
- B.L. Theraja – Basic Electronics – S. Chand & Co, V Edition, New Delhi, 2009.
- Malvino & Leach – Transistor Approximations – International Publication, New Delhi, – 2000.