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Electronics & Communication Engineering  Basic Electronics
Title: Basic Electronics
Department: Electronics & Communication Engineering
Author: Prof. Chitralekha Mahanta
University: IIT Guwahati
Type: video

1. Semiconductor Diodes

? Semiconductor materials- intrinsic and extrinsic types
? Ideal Diode
? Terminal characteristics of diodes:
p-n junction under open circuit condition
p-n junction under forward bias and reverse bias conditions
p-n junction in breakdown region
? Diode small signal model
? Zener diode and applications
? Rectifier Circuits
? Clipping and Clamping circuits

2. Bipolar Junction Transistors (BJTs)

? Physical structure and operation modes
? Active region operation of transistor
? D.C. analysis of transistor circuits
? Transistor as an amplifier
? Biasing the BJT: fixed bias, emitter feedback bias, collector feedback bias and
voltage divider bias
? Basic BJT amplifier configuration: common emitter, common base and
common collector amplifiers
? Transistor as a switch: cut-off and saturation modes
? High frequency model of BJT amplifier

3. Field Effect Transistor (FET)

? Enhancement-type MOSFET: structure and physical operation, current-voltage
? Depletion-type MOSFET
? D.C. operation of MOSFET circuits
? MOSFET as an amplifier
? Biasing in MOSFET amplifiers
? Basic MOSFET amplifier configuration: common source, common gate and common
drain types
? High frequency model of MOSFET amplifier
? Junction Field-Effect Transistor (JFET)

4. Operation Amplifier (Op-amps)

? Ideal Op-amp
? Differential amplifier: differential and common mode operation
common mode rejection ratio (CMRR)
? Practical op-amp circuits: inverting amplifier, non -inverting amplifier, weighted
summer, integrator, differentiator
? Large signal operation of op-amps
? Other applications of op-amps: instrumentation circuits, active filters,
controlled sources, logarithmic amplifiers, waveform generators, Schmitt
triggers, comparators

5. Power Circuits and Systems

? Class A large signal amplifiers, second-harmonic distortion
? Transformer coupled audio power amplifier
? Class B amplifier
? Class AB operation
? Power BJTs
? Regulated power supplies
? Series voltage regulator
? Four layer diodes: p-n-p-n characteristics
? Silicon controlled rectifier
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