📘 EDC

ELECTRONIC DEVICES AND CIRCUITS

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EDC Unit 1 Diodes

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EDC Unit 2 Diode Applications

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EDC Unit 3 Bipolar Junction Transistor

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EDC Unit 4 Junction Field Effect Transistor

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EDC Unit 5 Special Purpose Devices

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Syllabus Overview

UNIT - 1 Diodes

Diodes

  • Diode - Static and Dynamic resistances
  • Equivalent circuit
  • Diffusion and Transition Capacitances
  • V-I Characteristics
  • Diode as a switch - switching times

UNIT - 2 Diode Applications

Diode Applications

  • Rectifier - Half Wave Rectifier, Full Wave Rectifier, Bridge Rectifier
  • Rectifiers with Capacitive and Inductive Filters
  • Clippers-Clipping at two independent levels
  • Clamper-Clamping Circuit Theorem, Clamping Operation, Types of Clampers

UNIT - 3 Bipolar Junction Transistor

Bipolar Junction Transistor (BJT)

  • Principle of Operation
  • Common Emitter, Common Base and Common Collector Configurations
  • Transistor as a switch, switching times

UNIT - 4 Junction Field Effect Transistor

Junction Field Effect Transistor (FET)

  • Construction
  • Principle of Operation
  • Pinch-Off Voltage
  • Volt-Ampere Characteristic
  • Comparison of BJT and FET
  • FET as Voltage Variable Resistor
  • MOSFET
  • MOSTET as a capacitor

UNIT - 5 Special Purpose Devices

Special Purpose Devices

  • Zener Diode - Characteristics, Zener diode as Voltage Regulator, Principle of Operation
  • SCR
  • Tunnel diode
  • UJT
  • Varactor Diode
  • Photo diode
  • Solar cell
  • LED
  • Schottky diode
ELECTRONIC DEVICES AND CIRCUITS Notes