Analog Electronics Circuits (1BEE302)

Analog Electronics Circuits

Course Code 1BEE302 
Scheme 2025
Type of course Integrated Professional core 
Semester III
Teaching Hours/Week (L:T:P) 3:0:2 
CIE Marks 50
Total Hours of Pedagogy L:T:P: (SL:TW) 42: 0: 28:50 
SEE Marks 50
Credits 4 
Total Marks 100
Type of Examination (IPCC): Theory- CIE +SEE, and Lab- CIE only. 
Exam Hours 3

Module-1

Semiconductor Diode: Introduction, semiconductor materials, working principle and forward and reverse bias conditions, resistance levels, diode equivalent circuit, transition and diffusion capacitance, reverse recovery time. Half-wave and full-wave rectifiers, necessity of clippers and clampers, different types of clippers and clampers. Zenor diode, power Supply and series and parallel Voltage Regulators. Light emitting diodes (LEDs)

Bipolar Junction Transistors: Introduction, NPN and PNP transistors, construction, operation. Characteristics of common base (CB), common emitter (CE) and common collector configuration, cutoff region, active region, and saturation region. Relation between collector current, base current and emitter current. 

Module-2

BJT Biasing: Introduction to biasing, operating point, bias configurations; fixed-bias, emitter bias, voltagedivider bias, DC bias with voltage feedback, design of bias circuits, effect of temperature on bias; thermal runaway, bias stabilization, stability, stability factors of bias circuits.

BJT AC Analysis: Amplification in AC domain, Transistor modelling for small signal analysis; resistance (𝑟𝑒 ) model of CB, CE, and CC configurations, hybrid equivalent model CB, CE, and CC configurations, hybrid 𝜋 model. Low frequency analysis, high frequency analysis. 

Module-3

BJT AC Analysis: Determination voltage and current gains, effect of 𝑅𝐿 and 𝑅𝑆. General frequency considerations, low frequency response, miller’s capacitance, high frequency response. Amplifier operation, common emitter amplifier - DC and AC analysis (base and voltage divider bias only), multistage amplifier, Cascade and cascode connections, amplifier frequency response: decibel scale, Darlington circuits, analysis and design. 

Module-4

Feedback Amplifiers: Feedback concept, different types, practical feedback circuits, analysis and design of feedback circuits. Feedback amplifier; phase and frequency considerations, oscillators operation, phase-shift, Wien-bridge, tuned and crystal oscillators.

Power Amplifiers: Classification, analysis and design of Class A – Directly Coupled and Transformer Coupled, Class B- Complementary Symmetry and Push Pull, Class C and Class AB. 

Module-5

Field Effect Transistors: Introduction to FET, Construction, difference between FET, JFET and metal oxide Semiconductor Field Effect Transistor (MOSFET), N-Channel and P-Channel MOSFET in the Enhancement Mode and Depletion Mode, Characteristics, Transfer Characteristics, Fixed Bias, Self Bias and Voltage Divider Bias, DC and AC Analysis. 

Laboratory component (experiments) of the IPCC Analog Electronic Circuits

(1) Design and verify a full wave bridge rectifier with and without a capacitor filter for given output voltage obtainable from 230 V supply. Determine the performance parameters.

(2) Experiments on clippers and clampers.

(3) Static Transistor characteristics for CE, CB and CC modes and determination of h parameters.

(4) Single stage BJT RC coupled CE amplifier and determination of voltage gain, current gain, input and output impedances. Determine the bandwidth from the frequency response curve.

(5) Single stage FET RC coupled CE amplifier and determination of voltage gain, current gain, input and output impedances.

(6) Determination of gain, input and output impedance of BJT Darlington emitter follower with and without bootstrapping and determine gain and bandwidth from its frequency response curve.

(7) Conduct an experiment on BJT cascode configuration and determine the dynamic resistance, gain of each transistor and the overall no load gain.

(8) Conduct an experiment on a class B push-pull emitter-follower power amplifier to determine rms output power, DC supply power supplied to the amplifier and amplifier percent efficiency

(9) Design a BJT - Crystal Oscillator for a given frequency.

(10) Design a FET Hartly oscillator for a given frequency.

Textbooks:

(i) Electronic Devices and Circuit Theory, Robert L. Boylestad, Pearson Education, 12th edition.

(ii)Electronic Devices (Conventional Current Version), Thomas L. Floyd, Pearson Education, 10th edition (Global edition), 2018.

(iii) Electronic Devices and Circuits, David A Bell, Oxford University Press,5th Edition, 2008.

Reference books:

(i) Electronic principles, Albert Malvino and David Bates, McGraw-Hill publication, 8th edition, 2016.

(ii) A Textbook of Electrical Technology, Electronic Devices and Circuits, B.L. Theraja, A.K. Theraja, S. Chand Reprint, 2013.