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A6268 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

Related Allegro MicroSystems Datasheets

Part Number Description
A6260 High Brightness LED Current Regulator
A6261 Protected LED Array Driver
A6262 Automotive LED Array Driver
A6264 Automotive Stop/Tail LED Array Driver
A6266 High Current LED Controller

A6268 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. For automotive applications, optimum performance is achieved when driving up to 15 LEDs at currents up to 1.