Overview

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Instructor: Dr. Chitralekha Mahanta, Department of Electronics and Communication Engineering, IIT Guwahati.

This course discusses basic concepts and applications of some semiconductor devices: diodes, bipolar junction transistors, field-effect transistors, and operational amplifiers.

Semiconductor Diodes: Semiconductor materials- intrinsic and extrinsic types, Physics and structure of diodes, Diode small-signal model, Zener diode, Rectifier circuits, Clipping and clamping circuits.

Bipolar Junction Transistors: Physical structure and operation modes, Active region operation of the transistor, DC analysis of transistor circuits, Transistor as an amplifier, Biasing the BJT, Transistor as a switch, High-frequency model of BJT amplifier.
Field Effect Transistors: Metal Oxide Semiconductor Field Effect Transistor, DC operation of MOSFET circuits, MOSFET as an amplifier, High-frequency model of MOSFET amplifier.

Operation Amplifiers: Ideal Op-Amp, Differential amplifier, Practical op-amp circuits, Large signal operation of op-amps, Applications of Op-Amps.

Power Circuits and Systems: Class A large signal amplifiers, Transformer coupled audio power amplifier, Class B amplifier, Class AB operation, Power BJTs, Regulated power supplies.

Syllabus

Module - 1 Lecture - 1 Semiconductor materials.
Module - 1 Lecture - 2 PN Junction Diodes.
Module - 1 Lecture - 3 Diode Equivalent Circuits.
Module - 1 Lecture - 4 Diode Rectifier Circuits.
Mod-1 Lec-5 Zener Diode and Applications.
Module - 1 Lecture - 6 Clipping and Clamping Circuits.
Module - 2 Lecture - 1 Transistor Operation-Part-1.
Mod-2 Lec-2 Transistor Operation Part-2.
Module - 2 Lecture - 3 Biasing the BJT.
Module - 2 Lecture - 4 Biasing the BJT-Part-2.
Module - 2 Lecture - 5 BJT Small Signal Analysis.
Module - 2 Lecture - 6 BJT Amplifier-Part-1.
Module - 2 Lecture - 7 BJT Amplifier Part - 2.
Module - 2 Lecture - 8 Frequency Response of BJT Analysis-Part-1.
Module - 2 Lecture - 9 Frequency Response of BJT Analysis Part-2.
Module - 2 Lecture - 10 Transistor as a Switch.
Module - 3 Lecture - 1 Metal Oxide Semiconductor Field.
Module - 3 Lecture - 2 Metal Oxide Semiconductor Field Effect Transistor(MOSFET)-Part-2.
Module - 3 Lecture - 3 MOSFET under dc operation.
Module - 3 Lecture - 4 Mosfet as an Amplifier.
Module - 3 Lecture - 5 Small signal model of MOSFET - Part 1.
Module- 3 Lecture - 6 Small signal model of MOSFET Part -2.
Module - 3 Lecture - 7 High Frequency model of mosfet.
Module - 3 Lecture - 8 Junction Field Effect Transistor.
Module - 4 Lecture - 1 Operational Amplifier (Introduction).
Module - 4 Lecture - 2 Ideal Op-Amp.
Module - 4 Lecture - 3 Op-Amp applications Part -1.
Module - 4 Lecture - 4 Op-Amp Applications Part -2.
Module - 4 Lecture - 5 Op-Amp Applications Part - 3.
Module - 4 Lecture - 6 The practical Op-Amp.
Module - 4 Lecture - 7 Positive feedback and oscillation.
Module - 4 Lecture - 8 Comparator.
Module - 5 Lecture - 1 Large Signal Amplifiers.
Module - 5 Lecture - 2 Transformer Couple Power Amplifier.
Module - 5 Lecture - 3 Class AB Operations of PowerAmplifier.
Module - 5 Lecture - 4 Power BJTs.
Module -5 Lecture - 5 Regulated Power Supply.
Module - 5 Lecture - 6 Four Layered Diode.
Module - 5 Lecture - 7 Silicon Control Rectifier.
Module - 5 Lecture - 8 SCR Applications.