Evaluation Kit for MAX1561

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Active: In Production.


The MAX1561 evaluation kit is a fully assembled and tested circuit board that evaluates the MAX1561 white LED step-up DC-to-DC converter. The circuit operates from 2.6V to 5.5V and delivers an adjustable 0 to 20mA to drive a series of up to six white LEDs in series.

Data Sheet

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Key Features

  • Constant-Current Regulation for Uniform Illumination
  • High 84% Efficiency
  • Flexible Analog or PWM Dimming Control
  • 900mW Output Power with Internal 30V MOSFET Switch
  • Output Overvoltage Protection
  • Low 15mVP-P Input Ripple
  • Small, Low-Profile Components
  • 2.6V to 5.5V Input Range
  • 0.3µA Shutdown Current
  • Tiny 3mm x 3mm Thin QFN
  • Fully Assembled and Tested


  • Cell Phones/Smartphones
  • e-Books and Subnotebooks
  • PDAs, Palmtops, and Wireless Handhelds
  • White LED Display Backlighting

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Document Ref.: 19-2814 Rev 0; 2003-05-26
This page last modified: 2007-08-08