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Regulator L7809 9v

Regulator L7809 9v

The LM7809 is a fixed-voltage integrated circuit voltage regulator with many potential uses. It produces a stable +9V output and helps eliminate distribution issues by supporting local on-card regulation. Although primarily designed for fixed voltage, it can also support adjustable voltage configurations with additional components.

Package Includes

  • 1 x LM7809 Voltage Regulator (TO-220)

3.15 AED 3.15 AED Tax Included
3.15 AED Tax Included

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Specifications

  • Output Voltage: 9V Positive Voltage Regulator
  • Input Voltage Range: 11V (min) to 35V (max)
  • Output Current: 1.5 A
  • Ripple Rejection (PSRR): 55 dB
  • Output Type: Fixed
  • Protections: Internal thermal overload and short circuit current limiting
  • Max Junction Temperature: 125°C
  • Package Type: TO-220

Pinout of the LM7809

Pin Name Description
Input (V+) Unregulated Input Voltage
Ground Connected to Ground
Output (Vo) Outputs Regulated +9V

Applications

  • Used in projects requiring a constant +9V output to power microcontrollers and sensors
  • Adjustable output regulators and current limiters
  • Regulated dual supply circuits with output polarity protection