Diodes – AL5809: Simple Two Terminal 5% Constant-Current Linear Regulator

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The AL5809 is a simple two terminal constant fixed current linear regulator solution specified to be used across a temperature range from -40°C to +125°C with an operating voltage (between the two terminals) from 2.5V to 60V. The AL5809 delivers LED currents with 5% precision over a wide temperature range from its POWERDI-123 1.2W maximum power dissipation package with excellent 20ppm/°C temperature stability and high power supply rejection ratio.

FEATURES

  • Robust power package up to 2.3W for POWERDI-123
  • -40°C to +125°C temperature range
  • 3% LED current tolerance
  • 15mA to 150mA constant current options
  • Constant-current with low temperature drift
  • High power supply rejection ratio
  • 2.5V to 60V operating voltage between two terminals

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