DN05102/D, 45 W Type-C QC-3.0 Power Adapter Solution with WT6632F Design Note

Reference Design using part NCP1340B3D1R2G by onsemi


  • Application Category
    Power Supplies
  • Product Type
    AC to DC Multi-Output Power Supplies

For End Products

  • Adaptor AC to DC Supply
  • Personal Digital Assistant
  • Smart Phone


  • DN05102/D, Design Note describes a 45 W, Type-C interface QC-3.0, universal AC input, constant voltage power supply intended for smart phone, PAD and NB adaptor supporting QC-3.0 protocol, where isolation from the AC mains is required and low cost, high efficiency and low standby power are essential. The featured power supply is a simple QR flyback topology utilizing NCP1340B3 HF PWM controller, NCP4306D synchronous rectified controller, NTMFS6B03 synchronous MOSFET and ATP104 Switch MOSFET

Key Features

  • Conversion Type
    AC to DC
  • Input Voltage
    90 to 264 (AC) V
  • Output Voltage
    5|9|12 V
  • Output Current
    3 A
  • Output Power
    45 W
  • Efficiency
    90 %
  • Topology
    Flyback- Quasi Resonant

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