Low Voltage Boost Driver

Low Voltage Boost Driver


The new PR4404 is a LED driver providing more than 150mA out of one battery cell and up to 300mA from two batteries for one to three power LEDs. A hold input allows controlling the LED brightness via a PWM signal or switching the LED from a micro controller.

  • Power flashlights
  • Camera spotlights
  • Alarm flashers
  • Home lighting
  • LCD panel backlighting
  • Decoration lights
  • Toys
  • Battery charging
  • Supply by single or dual cell alkaline or NiMH batteries
  • Startup voltage 1.0V
  • Hold voltage less than 1.0V
  • Output current up to 300mA
  • Battery deep discharge protection
  • Output voltage up to 17V
  • PWM brightness control with external circuitry
  • Products from PREMA Semiconductor GmbH

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