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Overview

Features and Benefits

  • Up to 180mA (60mA/LED) Drive Capability
  • 83% Average Efficiency (PLED /PBATT) over Li+ Battery Discharge
  • 0.6% LED Current Matching
  • Adaptive 1x/2x Mode Switchover
  • Low Input Ripple and EMI
  • 5% to 100% Single-Wire Serial Pulse Dimming
  • 0.1µA Low Shutdown Current
  • 2.7V to 5.5V Supply Voltage Range
  • 10-Pin, 3mm x 3mm TDFN Package
  • Fully Assembled and Tested

    • Product Details

    The MAX1574 evaluation kit (EV kit) is a fully assembled and tested circuit for evaluating the MAX1574 white LED 1x/2x charge pump. The EV kit comes with 3 white surface-mount LEDs installed. A pulse generator circuit is provided on the EV kit for easy evaluation of the sin-gle- wire serial pulse-dimming feature of the MAX1574. The pulse generator also has a flash setting for flashing the LEDs at full brightness.

    Applications

    • Camera Strobes/Flashes and Movie Lights
    • Cell Phones/Smartphones
    • LCD Backlights
    • PDAs, Digital Cameras, and Camcorders

    Applicable Parts

    Documentation & Resources

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