• 3μA shutdown current

• 4 strings in parallel and up to 18 LEDs per string

• External PWM Dimming Control

• Output voltage up to 65V

• Up to 180mA Drive Capability for Each String

• Wide Input voltage range 4.5V to 28V

• Better than 1.5% LED Current Regulation Accuracy 

  Between Strings

• Boost Switching frequency can be programmed by external 

  resistor

• Multiple Fault Protections

  -Current Limit protection

  -Output Short circuit detection

  -Over-temperature protection

  -Output Over-voltage protection

• LED current turn off in shutdown mode

• Integrated UVLO/ Over Thermal protection

• Minimal 0.5μs LED On-Time regulation