公开(公告)号：US12046945B2

公开(公告)日：2024-07-23

申请号：US17582962

申请日：2022-01-24

Applicant: Huawei Digital Power Technologies Co., Ltd.

Inventor： Dongsheng Zhao ,  Jianli Tong ,  Chuangpeng Li

IPC: H02J9/06 ,  G06F1/26 ,  H02J1/08 ,  H02M3/335

CPC classification number: H02J9/061 ,  G06F1/263 ,  H02J1/084 ,  H02J9/062 ,  H02J9/068 ,  H02M3/33573 ,  H02J2310/16

Abstract: A power supply apparatus includes a switching circuit including a switcher, a first input terminal, a second input terminal, and an output terminal, the first input terminal is configured to receive a first voltage provided by a first power supply, the second input terminal is configured to receive a second voltage provided by a second power supply, and the switcher is configured to control the output terminal to be connected to the first input terminal or control the output terminal to be connected to the second input terminal; and a converting circuit including an input terminal connected to the output terminal of the switching circuit, an output terminal connected to an electrical device, and the converting circuit is configured to receive the first or the second voltage, convert the received first second voltage into a third voltage, and output the third voltage through the output terminal of the converting circuit.