Totem-Pole Bridgeless PFC Converter

RDPFC56F82748

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This reference design demonstrates the implementation of a Totem-Pole Bridgeless Power Factor Correction (PFC) using MC56F83783, MC56F81xxx or MC56F82748 Digital Signal Controllers (DSC).

框图

Totem-Pole Bridgeless

RDPFC56F82748 Block Diagram
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支持的器件

处理器和微控制器

32位56F8xxxx系列

  • MC56F81xxx: 高达100MHz的数字信号控制器，带DSASS和运算放大器
  • MC56F83xxx: 性能级数字信号控制器, USB FS OTG, CAN-FD

Features

  • PF > 0.99@100% load; THDi < 5%@50% load
  • Over-current, over-/under-voltage, voltage brown-in, over-temperature, power limit protection functions
  • Power
    • 12V/240W output with universal mains input
  • Interface
    • Isolated USB interface for FreeMASTER connection
    • Isolated SCI communication between primary side and secondary side
  • Other
    • Flash updating from secondary side

购买选项

  • TWR-56F8200

  • Tower System, DSC Module, MC56F823XX.

  • Kit contains

    • TWR-56F8200 MCU module
    • USB cable
    • Quick start guide
    • Multilink universal development interface

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