BASIC ELECTRONIC DEVICES AND CIRCUITS
ELECTRON DYNAMICS AND CRO: Motion of charged particles in electric and magnetic fields. Simple problems involving electric and magnetic fields only Electrostatic and magnetic focusing. Principles of CRT, deflection sensitivity (Electrostatic and magnetic deflection),
JUNCTION DIODE CHARACTERISTICS : Review of semi conductor Physics, Open-circuited p-n junction, , PN diode as a rectifier (forward bias and reverse bias), The current components in p-n diode, Law of junction, Diode equation(Qualitative treatment only), Volt-ampere characteristics of p-n diode, Temperature dependence of VI characteristic, Transition and Diffusion capacitances, Breakdown Mechanisms in Semi Conductor (Avalanche and Zener breakdown) Diodes, Zener diode characteristics, Characteristics of Tunnel Diode, Varactar Diode, LED, LCD. And photo diode.
RECTIFIERS, FILTERS AND REGULATORS : Half wave rectifier, ripple factor, full wave rectifier, Harmonic components in a rectifier circuit, Inductor filter, Capacitor filter, L- section filter, P- section filter, Simple circuit of a regulator using zener diode, Series and Shunt voltage regulators.
TRANSISTOR and FET CHARACTERISTICS : construction, principle of operation/ Input and Output characteristics of transistor in Common Base, Common Emitter, and Common collector configurations, JFET characteristics (Qualitative treatment only) and MOSFETS, Enhancement and depletion mode MOSFET , , Introduction to SCR and UJT.
BIASING AND STABILISATION : BJT biasing, DC equivalent model, criteria for fixing operating point, Methods of bias stabilization, Stabilization Techniques(Fixed bias, Collector to base bias, Self bias) Stabilization factors, (S, S', S'’),Thermistor and Sensitor Compensation techniques, (Compensation against variation in VBE, Ico,) Thermal run away,Condition to avoid Thermal Run away.
AMPLIFIERS : Small signal low frequency transistor amplifier circuits:Hybrid model of a transistor, voltage gain, current gain, Input impedance and Output impedance,FET and MOSFET Small Signal model,Voltage gain of common drain FET amplifier, Voltage gain of common source FET amplifier.
FEEDBACK AMPLIFIERS : Concept of feedback, Classification of feedback amplifiers, General characteristics of negative feedback amplifiers, Effect of Feedback on input and output characteristics in various feedback topologies, Simple Examples of various topologies with discrete components.
OSCILLATORS : Condition for oscillations. Barkhausen criterian,RC-phase shift oscillators with Transistor and FET devices, Wein bridge oscillator,
TEXT BOOKS :
1. Electronic Devices and Circuits – J.Millman, C.C.Halkias, and Satyabratha Jit Tata McGraw Hill, 2nd Ed., 2007.
2. Electronic Devices and Circuits – R.L. Boylestad and Louis Nashelsky, Pearson/Prentice Hall,9th Edition,2006.
1. Electronic Devices and Circuits – T.F. Bogart Jr., J.S.Beasley and G.Rico, Pearson Education, 6th edition, 2004.
2. Microelectronics – Millman and Grabel, Tata McGraw Hill, 1988.
3. Electronic Devices and Circuits – Dr. K. Lal Kishore, B.S. Publications, 2nd Edition, 2005.
4. Electronic Devices and Circuits-Dr K.Satyaprasad, VGS Publications,2006
5 Electronic Devices and Circuits –Prof B..Visvesvara Rao et.al Peason Education 2 nd Edition