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).

Block Diagram

Totem-Pole Bridgeless

RDPFC56F82748 Block Diagram
Get diagram PDF

Supported Devices

Processors and Microcontrollers

32-Bit 56800EX/EF Core

  • MC56F81xxx: Up to 100MHz Digital Signal Controllers with DSASS and Operational Amplifier
  • MC56F83xxx: Performance Level Digital Signal Controllers, 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
N true 0 PSPRDPFC56F82748en 2 Application Note Application Note t789 1 Reference Manual Reference Manual t877 1 en_US en_US en Reference Manual Reference Manual 1 1 0 Chinese 本文档重点介绍图腾柱无桥PFC的关键部分设计。系统描述部分包括系统结构、不同调制模式和控制回路。硬件设计部分包括PFC扼流 圈设计、电源电路和驱动电路、检测电路和PCB布局方面的考虑。软件设计部分主要包括系统状态机、控制时序、驱动信号生成逻辑和 故障保护。 1481611221323699726777zh PSP 2.8 MB Registration without Disclaimer None documents Extended 1481611221323699726777 /secured/assets/documents/zh/reference-manual/DRM174.pdf 2805952 /secured/assets/documents/zh/reference-manual/DRM174.pdf DRM174 documents Y N 2016-12-12 Totem-Pole Bridgeless PFC Design Using MC56F8xxxx /secured/assets/documents/zh/reference-manual/DRM174.pdf https://www.nxp.com.cn/webapp/Download?colCode=DRM174&docLang=zh Reference Manual N 500633505221135046 2022-12-07 zh Jul 20, 2021 500633505221135046 Reference Manual Y N 采用MC56F8xxxx的图腾柱无桥PFC设计 1 English This document focuses on the key parts design of Totem-Pole bridgeless PFC. System description part includes the system structure, different modulation mode, and control loop. 1481611221323699726777 PSP 2.8 MB Registration without Disclaimer None documents Extended 1481611221323699726777 /secured/assets/documents/en/reference-manual/DRM174.pdf 2805952 /secured/assets/documents/en/reference-manual/DRM174.pdf DRM174 documents Y N 2016-12-12 Totem-Pole Bridgeless PFC Design Using MC56F8xxxx /webapp/Download?colCode=DRM174 /secured/assets/documents/en/reference-manual/DRM174.pdf Reference Manual N 500633505221135046 2022-12-07 pdf Y en Oct 22, 2020 500633505221135046 Reference Manual Y N Totem-Pole Bridgeless PFC Design Using MC56F8xxxx Application Note Application Note 1 2 0 Chinese 本应用笔记介绍了如何使用MC56F83783实现图腾柱无桥功率因数校正（PFC）。 1575009470266699046524zh PSP 1.4 MB None None documents None 1575009470266699046524 /docs/zh/application-note/AN12618.pdf 1435393 /docs/zh/application-note/AN12618.pdf AN12618 documents N N 2019-11-28 AN12618 - Totem-Pole Bridgeless PFC Using MC56F83783 /docs/zh/application-note/AN12618.pdf /docs/zh/application-note/AN12618.pdf Application Note N 645036621402383989 2024-05-27 zh Oct 29, 2019 645036621402383989 Application Note Y N 基于MC56F83783的图腾柱无桥PFC 0 English AN12618 1575009470266699046524 PSP 1.4 MB None None documents None 1575009470266699046524 /docs/en/application-note/AN12618.pdf 1435393 /docs/en/application-note/AN12618.pdf AN12618 documents N N 2019-11-28 AN12618 - Totem-Pole Bridgeless PFC Using MC56F83783 /docs/en/application-note/AN12618.pdf /docs/en/application-note/AN12618.pdf Application Note N 645036621402383989 2024-05-27 pdf N en Oct 29, 2019 645036621402383989 Application Note Y N AN12618 - Totem-Pole Bridgeless PFC Using MC56F83783 false 0 RDPFC56F82748 downloads en true 0 Y PSP Application Note 1 /docs/en/application-note/AN12618.pdf 2019-11-28 1575009470266699046524 PSP 2 Oct 29, 2019 Application Note AN12618 None /docs/en/application-note/AN12618.pdf English documents 1435393 None 645036621402383989 2024-05-27 N /docs/en/application-note/AN12618.pdf AN12618 - Totem-Pole Bridgeless PFC Using MC56F83783 /docs/en/application-note/AN12618.pdf documents 645036621402383989 Application Note N en None Y pdf 0 N N AN12618 - Totem-Pole Bridgeless PFC Using MC56F83783 1.4 MB AN12618 N 1575009470266699046524 Reference Manual 1 /secured/assets/documents/en/reference-manual/DRM174.pdf 2016-12-12 1481611221323699726777 PSP 1 Oct 22, 2020 Reference Manual This document focuses on the key parts design of Totem-Pole bridgeless PFC. System description part includes the system structure, different modulation mode, and control loop. Registration without Disclaimer /secured/assets/documents/en/reference-manual/DRM174.pdf English documents 2805952 None 500633505221135046 2022-12-07 Y /webapp/Download?colCode=DRM174 Totem-Pole Bridgeless PFC Design Using MC56F8xxxx /secured/assets/documents/en/reference-manual/DRM174.pdf documents 500633505221135046 Reference Manual N en Extended Y pdf 1 Y N Totem-Pole Bridgeless PFC Design Using MC56F8xxxx 2.8 MB DRM174 N 1481611221323699726777 true Y Designs

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