Basic Electronics Engineering | Unit 1 – 5 Notes (2024 Pattern)

Examination Scheme for BXE 2024 Pattern

  • Assignments / Case Study 12 Marks Units 3 & Unit 4 (6 Marks/Unit)End Semester: 70 Marks
    PR: 25 Marks
  • Seminar Presentation / Open Book Test/ Quiz (06 Marks Unit 5)
  • Unit Test 12 Marks Units 1 & Unit 2 (6 Marks/Unit)

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Unit 1 – 2

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Syllabus

Unit I: Diodes and Applications (06 Hours)

Topics Covered

  • Introduction to Electronics:
    • Evolution of Electronics.
    • Current trends and their impact on industry and society.
  • Components:
    • Introduction to active and passive components.
  • P-N Junction Diode:
    • Construction and working under forward and reverse bias.
    • V-I characteristics.
    • Applications:
      • Diode as a switch.
      • Half-wave, full-wave, and bridge rectifiers.
  • Special Purpose Diodes:
    • Light Emitting Diode (LED): Construction, V-I characteristics, and applications.
    • Photodiode: Construction, V-I characteristics, and applications.

Exemplar Applications

  • LED TV, IR-Remote Controller, Rolling Displays, SMPS, Mobile & Laptop Chargers.

Unit II: Transistors and Technology

Bipolar Junction Transistor (BJT)

  • Construction and types.
  • Operation and V-I characteristics in common emitter mode.
  • Applications:
    • BJT as a switch.
    • Common Emitter (CE) amplifier.

Enhancement Metal Oxide Semiconductor Field Effect Transistor (EMOSFET)

  • Construction and types.
  • Operation and V-I characteristics.
  • Applications:
    • MOSFET as a switch.
    • MOSFET as an amplifier.

Introduction to VLSI Technology

  • Feature size/Channel length.
  • N-Well method of VLSI CMOS manufacturing.

Exemplar Applications

  • Audio Amplifier / PA System, CMOS ICs in Cell Phones & Laptops, Pen Drives.

Unit III: Logic Gates and Digital Circuits (06 Hours)

Number System

  • Binary, Decimal, Octal, Hexadecimal systems.
  • Conversion between systems.
  • Binary addition.

Logic Gates

  • AND, OR, NOT, XOR, XNOR gates.
  • Universal Gates: NAND, NOR.
  • De-Morgan’s theorem.

Logic Circuits

  • Half and Full adders.
  • Flip Flops: SR, JK, T, and D types.

Introduction to Microprocessor and Microcontroller

  • Block diagram and explanation.

IC Design and Fabrication

  • Digital IC design flow.
  • IC fabrication process flow.

Exemplar Applications

  • Memories in Cell Phones, Laptops, Pen Drives, ECU in Advanced Cars.
  • Automation in manufacturing using PLC.
  • Arduino Boards.

Unit IV: Operational Amplifier and Electronic Instruments (06 Hours)

Operational Amplifier

  • Functional block diagram.
  • Ideal and practical values of performance parameters.
  • Applications:
    • Inverting amplifier.
    • Non-inverting amplifier.

Electronic Instruments

  • Block diagrams and functions of:
    • Digital Multimeter.
    • Function Generator.
    • Digital Storage Oscilloscope (DSO).
    • DC Power Supply.

Exemplar Applications

  • Domestic Energy Meter, Battery Charging Station, ICU Monitor in Hospitals.

Unit V: Sensors and Communication Systems (06 Hours)

Sensors

  • Classification: Active/Passive sensors.
  • Selection criteria and characteristics.
  • Types of Sensors:
    • Motion Sensors (LVDT).
    • Temperature Sensors (Thermocouple, RTD).
    • Mechanical Sensors (Strain Gauge).
    • Biosensors.
  • IoT-based Data Acquisition and Automation System: Block diagram.

Communication Systems

  • Block diagram and media (Wired/Wireless).
  • Electromagnetic spectrum.
  • Cellular concepts.
  • GSM system block diagram.

Exemplar Applications

4G & 5G Technology, Satellite Communication, Radar/Military Communication.

Digital Thermometer, Weighing Machine, Greenhouse Automation in Agriculture, Home Automation.