Automotive 1A Constant-Current Buck LED Driver with PWM Dimming

A6213, A6213-1

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The A6213-1 offers a robust and efficient solution for automotive LED lighting, providing constant-current output up to 1A and PWM dimming. Its integrated MOSFET switch and automotive-grade qualification ensure reliable performance in demanding applications.

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Top Features

Typical Applications

Packaging

  • AEC-Q100 qualified
  • Supply voltage 6 to 48 V
  • True average output current control
  • 3.0 A maximum output over operating temperature range
    (1.5 A for A6213-1)
  • Cycle-by-cycle current limit
  • Integrated MOSFET switch
  • Dimming via direct logic input or power supply voltage
  • Internal control loop compensation
  • Undervoltage lockout (UVLO) and thermal shutdown protection
  • Low power shutdown (1 μA typical)
  • Robust protection against:
    • Adjacent pin-to-pin short
    • Pin-to-GND short
    • Component open/short faults

Automotive lighting

  • Daytime running lights
  • Front and rear fog lights
  • Turn/stop lights
  • Map light
  • Dimmable interior lights
8-pin SOICN with exposed thermal pad (suffix LJ)

Part Number Specifications and Availability

Documentation and Resources

Documentation

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