Increase Output Current Capability Using Load Sharing Buck Converter

Reference Design using part NCP1532 by onsemi


  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

For End Products

  • MP3 Player
  • Personal Digital Assistant
  • Portable Media Player
  • Smart Phone


  • Power demand in portable designs can require in some specific application more than 1 A. A method consists in paralleling two DC to DC converters on the same load instead of placing a single higher current converter with lower switching frequency. This solution may be space saving, cost effective and thermally beneficial

Key Features

  • Conversion Type
    DC to DC
  • Output Voltage
    0.9 to 3.3 V
  • Output Current
    1 A
  • Output Power
    1.92 W
  • Efficiency
    85 %
  • Topology

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