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Diode Types and Characteristics

Diode Types and Characteristics Rectifier Diode Features - Large forward current - High reverse voltage - Slow switching speed Applications - Power rectificatio…

About 5 min read beginner
DiodeRectificationVoltage regulationLED

Diode Types and Characteristics

Rectifier Diode

Features

  • Large forward current
  • High reverse voltage
  • Slow switching speed
  • Applications

  • Power rectification
  • Polarity protection
  • Schottky Diode

    Features

  • Small forward voltage drop (0.2-0.4V)
  • Fast switching speed
  • Large reverse leakage current
  • Applications

  • High-frequency rectification
  • Switching power supplies
  • Zener Diode

    Working Principle

    Operates in reverse breakdown region, voltage is stable

    Main Parameters

  • Zener voltage Vz
  • Minimum operating current
  • Maximum power dissipation
  • LED (Light Emitting Diode)

    Features

  • Unidirectional conduction
  • Emits light
  • Voltage drop varies by color
  • Voltage Drop Values

    ColorVoltage Drop
    Red1.8-2.2V
    Green2.0-2.4V
    Blue3.0-3.5V
    White3.0-3.5V