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A6266 Datasheet High Current LED Controller

Manufacturer: Allegro MicroSystems

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General Description

The A6266 is a boost converter controller, providing a programmable constant current output for driving high power LEDs in series.

Driving the LEDs in series ensures identical currents and uniform brightness.

For automotive applications, optimum performance is achieved when driving up to 15 LEDs at currents up to 1 A.

Overview

A6266 Automotive, Boost, High Current LED Controller.

Key Features

  • AEC-Q100 Grade 0 Automotive Qualified.
  • Constant current LED drive.
  • 5 to 50 V supply.
  • Boost mode.
  • Drives up to 15 LEDs in series.
  • Programmable switching frequency 100 to 700 kHz.
  • Open LED overvoltage indication and protection.
  • Single and multiple LED short indication.
  • LED short to ground and supply protection.
  • PWM dimming control.

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