公开(公告)号：US20250070545A1

公开(公告)日：2025-02-27

申请号：US18947432

申请日：2024-11-14

Applicant: Huawei Digital Power Technologies Co., Ltd.

Inventor： Junpeng KANG ,  Bo XIAO ,  Wenhai YAO ,  Zhuyong HUANG

IPC: H02H3/08 ,  H02H1/00 ,  H02M1/32

Abstract: An overcurrent protection circuit of a power supply system and a power conversion apparatus. In embodiments, only one overcurrent protection hardware circuit needs to be disposed, so that when a fault occurs in the power supply system, a type of the fault can be identified, and corresponding protection can be performed. This improves reliability of the power supply system.