Typical Application for AT9919 Hysteretic, Buck, High Brightness LED Driver with High-Side Current Sensing

Reference Design using part AT9919 by Microchip Technology

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Manufacturer

Microchip Technology
  • Application Category
    Lighting
  • Product Type
    High Brightness LED Driver

For End Products

  • Automotive Lighting

Description

  • Typical Application for AT9919 Hysteretic, Buck, High Brightness LED Driver with High-Side Current Sensing. The AT9919 is a PWM controller IC designed to drive high brightness LEDs using a buck topology. It operates from an input voltage of 4.5 to 40VDC and employs hysteretic control with a high-side current sense resistor to set the constant output current

Featured Parts (1)

Featured Parts
Part Number Manufacturer Type Description
AT9919K7-G Microchip Technology LED Drivers LED Driver 1500uA Supply Current Automotive AEC-Q100 8-Pin DFN EP T/R Buy

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