10ELN25 Basic Electronics syllabus for Chemistry Cycle


Part A
Unit-1 SEMICONDUCTOR DIODES AND APPLICATIONS 7 hours

p-n junctiondiode, Characteristics and Parameters, Diode approximations, DC load line,Temperature dependence of p-n characteristics, AC equivalent circuits, Zenerdiodes Half-wave diode rectifier, Ripple factor, Full-wave diode rectifier,Other full-wave circuits, Shunt capacitor filter - Approximate analysis ofcapacitor filters, Power supply performance, Zener diode voltage regulators,Numerical examples as applicable.

Unit-2 TRANSISTORS 6 hours

Bipolar Junction transistor, Transistor Voltages andcurrents, amplification, Common Base, Common Emitter and CommonCollector Characteristics, DC Load line and Bias Point.

Unit-3 BIASING METHODS 6 hours

Base Bias, Collector to Base Bias, Voltage dividerBias, Comparison of basic bias circuits, Bias circuit design, Thermal Stabilityof Bias Circuits (Qualitative discussions only).

Unit-4 OTHER DEVICES 6 hours

Silicon Controlled Rectifier (S.C.R), SCR ControlCircuits, More S.C.R applications; Unijunction transistor, UJT applications,Junction Field effect Transistors(Exclude Fabrication and Packaging), JFETCharacteristics, FET Amplifications, Numerical examples as applicable.

Part B
Unit-5 AMPLIFIERS & OSCILLATORS 6 hours

Decibels and Half power points, SingleStage CE Amplifier and Capacitor coupled two stage CEamplifier(Qualitative discussions only), Series voltage negative feedback andAdditional effects of Negative feed back(Qualitative discussions only), TheBarkhausen Criterion for Oscillations, BJT RC phase shift oscillator, Hartley,Colpitts and crystal oscillator ( Qualitative discussions only) Numericalproblems as applicable.

Unit-6 INTRODUCTION TO OPERATIONAL AMPLIFIERS 6 hours

Ideal OPAMP,Saturable property of an OP AMP, Inverting and Non Inverting OPAMPcircuits, Need for OPAMP, Characteristics and applications - voltagefollower, addition, subtraction, integration, differentiation; Numericalexamples as applicable Cathode Ray Oscilloscope (CRO).

Unit-7 COMMUNICATION SYSTEMS-NUMBER SYSTEMS 7 hours

COMMUNICATION SYSTEMS: Block diagram, Modulation, RadioSystems, Superhetrodyne Receivers, Numerical examples as applicableNUMBER SYSTEMS: Introduction, decimal system, Binary, Octal andHexadecimal number systems, addition and subtraction, fractional number,Binary Coded Decimal numbers.

Unit-8 DIGITAL LOGIC 7 hours

Boolean algebra, Logic gates, Half-adder, Full-adder,Parallel Binary adder.

Last Updated: Tuesday, January 24, 2023