“Basic Electronics : Comprehensive Guide for Engineering Students”

Introduction

Electronics is a critical field that underpins modern engineering applications. The Basic Electronics course focuses on fundamental concepts, circuit design, and practical applications. By mastering these topics, students gain the skills necessary to analyze and construct electronic circuits and devices, setting the stage for advanced learning in electrical and electronics engineering.

Syllabus Overview

Unit 1: Diode Theory and Applications

  • Topics Covered:
    • Basics of forward and reverse bias
    • VI characteristics of diodes, Zener diodes, and testing with multimeters
    • Rectifiers: half-wave, full-wave, and bridge rectifiers
    • Filters (RC and LC), voltage multipliers, and clipping/clamping circuits
    • Design of unregulated DC power supplies
    • Semiconductor diode datasheet analysis
  • Key Applications:
    • Power supply design and signal processing in electronic devices.

Unit 2: Bipolar Junction Transistors (BJT) and Biasing

  • Topics Covered:
    • BJT operation: CE, CB, and CC configurations
    • Characteristics, DC load line, and bias point
    • Biasing methods: base bias, emitter feedback bias, voltage divider bias
    • Thermal stability, switching circuits, and power dissipation
    • Transistor testing and datasheet analysis
  • Key Applications:
    • Amplification and switching in digital and analog circuits.

Unit 3: Special Purpose Diodes and Transistors

  • Topics Covered:
    • Devices: LED, Zener diode, Photo diode, Solar cell, PIN diode, Schottky diode
    • Displays: Seven-segment, sixteen-segment, dot-matrix LED displays
    • Optoelectronics: Opto-couplers, Photo transistors
    • Datasheet reading for optoelectronic devices
  • Key Applications:
    • Displays, voltage regulation, and light-sensitive circuits.

Unit 4: AC Analysis of BJT Circuits and Small Signal Amplifiers

  • Topics Covered:
    • Coupling and bypass capacitors, AC load lines
    • Transistor models and parameters for CE, CB, and CC configurations
    • Comparison of circuit performance
    • Transistor as a switch
  • Key Applications:
    • Signal amplification and switching in communication systems.

Unit 5: Field Effect Transistors (FET) and Biasing

  • Topics Covered:
    • JFET: Characteristics, biasing in ohmic and active regions, and transconductance
    • MOSFET: Types (D-type and E-type), CMOS introduction, E-MOSFET amplifier
    • FET and MOSFET testing, datasheet analysis
  • Key Applications:
    • Amplification, signal modulation, and power control in electronics.

Unit 6: Digital Circuits

  • Topics Covered:
    • Basic logic gates: AND, OR, NOT, NAND, NOR, EX-OR, EX-NOR
    • Building gates using diodes
    • Digital logic families: RTL, DTL, TTL, CMOS
    • Comparison of logic families
  • Key Applications:
    • Logic design and digital system implementation.
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