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A6268 - Automotive High Current LED Controller

General Description

The A6268 is a DC-to-DC 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.

Key Features

  • AEC-Q100 Grade 0 Automotive Qualified.
  • Constant current LED drive.
  • 5 to 50 V supply.
  • Boost or buck-boost modes.
  • 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.
  • 10 μA shutdown current including LED leakage.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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A6268 Automotive High Current LED Controller FEATURES AND BENEFITS ▪ AEC-Q100 Grade 0 Automotive Qualified ▪ Constant current LED drive ▪ 5 to 50 V supply ▪ Boost or buck-boost modes ▪ 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 ▪ 10 μA shutdown current including LED leakage APPLICATIONS ▪ Automotive high-power LED lighting systems ▪ Fog lights, reversing lights, daytime running lights ▪ Headlights PACKAGE: 16-pin TSSOP with exposed thermal pad (suffix LP) Not to scale DESCRIPTION The A6268 is a DC-to-DC converter controller, providing a programmable constant current output for driving high power