公开(公告)号：US12021453B2

公开(公告)日：2024-06-25

申请号：US18148055

申请日：2022-12-29

Applicant: Huawei Digital Power Technologies Co., Ltd.

Inventor： Junwei Han ,  Zhongshu Zhang ,  Lei Zan

IPC: H05K7/20 ,  H02M3/158

CPC classification number: H02M3/158 ,  H05K7/209

Abstract: The power supply system includes a first voltage conversion unit, where the first voltage conversion unit is an isolated voltage conversion unit, and the first voltage conversion unit is connected to a power supply, and is configured to convert a voltage of the power supply into a power supply voltage of the service board, that is, a first voltage; and a second voltage conversion unit, where the second voltage conversion unit is a non-isolated voltage conversion unit, the second voltage conversion unit is deployed on the service board, and the second voltage conversion unit is configured to convert the first voltage into a power supply voltage of a first load module on the service board, that is, a second voltage.