Basic Electronics and Devices

Course Code:RT21023

Author:uLektz

University:

Regulation:2013

Categories:Electrical & Electronics

Format : ePUB3 (DRM Protected)

Type :eBook

FREE

Description :Basic Electronics and Devices of RT21023 covers the latest syllabus prescribed by JNTU Kakinada for regulation 2013. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

Topics
UNIT I REVIEW OF SEMI CONDUCTOR PHYSICS

1.1 Review of semi conductor physics: Insulators, semi conductors and metals classification using energy band diagrams, mobility and conductivity

1.2 Electrons and holes in an intrinsic semi conductor

1.3 Extrinsic semi conductor, (P and N type semiconductor) Hall effect, Generation and recombination of charges, diffusion, continuity equation, injected minority carriers, law of junction

1.4 Introduction to fermi level in Intrinsic, Extrinsic semi conductors with necessary mathematics.

UNIT-II JUNCTION DIODE CHARACTERISTICS

2.1 Junction diode characteristics: Operation and characteristics of p-n junction diode. Current components in p-n diode, diode equation. Temperature dependence on V-I characteristics

2.2 Diffusion capacitance and diode resistance (static and dynamic), energy band diagram of p-n diode

2.3 Special diodes: Avalanche and Zener break down, Zener characteristics, tunnel diode, characteristics with the help of energy band diagrams

2.4 Varactor diode, LED, PIN diode, photo diode

UNIT-III RECTIFIERS AND REGULATORS

3.1 Rectifiers and regulators: Half wave rectifier, ripple factor

3.2 Full wave rectifier (with and without transformer), harmonic components in a rectifier circuit

3.3 Inductor filter, capacitor filter, L-section filter, Π- section filter and comparison of various filter circuits in terms of ripple factors

3.4 Simple circuit of a regulator using Zener diode. Types of regulators-series and shunt voltage regulators, over load voltage protection

UNIT-IV TRANSISTORS

4.1 Junction transistor, transistor current components, transistor as an amplifier and switch, characteristics of transistor (CE, CB and CC configuration)

4.2 Transistor biasing and thermal stabilization (Fixed bias, collector to base bias, self bias)-Compensation against variation in base emitter voltage and collector current-Thermal runaway

4.3 Hybrid model of transistor

4.4 Analysis of transistor amplifier using h-parameters

UNIT-V POWER SEMICONDUCTOR DEVICES

5.1 Principle of operation and characteristics of thyristors, silicon control rectifiers

5.2 Power IGBT and power MOSFET ratings and comparison of power devices

5.3 FET: JFET characteristics (Qualitative explanation), MOSFET characteristics-static and transfer (enhancement and depletion mode), low frequency model of FET

5.4 FET as an amplifier

UNIT-VI AMPLIFIERS AND OSCILLATORS

6.1 Feedback amplifiers - Classification, feedback concept, transfer gain

6.2 General characteristics of negative feedback amplifiers, effect of feedback on input and output resistances

6.3 Methods of analysis of feedback amplifiers

6.4 Power amplifiers - Classification, push-pull amplifiers

6.5 Oscillators - Condition for oscillation, RC-phase shift oscillator. Wein bridge oscillator, crystal oscillator - frequency and amplitude stability of oscillators