公开(公告)号：US20230337405A1

公开(公告)日：2023-10-19

申请号：US18340907

申请日：2023-06-26

Applicant: Delta Electronics (Shanghai) Co.,Ltd.

Inventor： Kai DONG ,  Yong HUANG ,  Zhongwei KE ,  Jinfa ZHANG

IPC: H05K7/20 ,  H02M3/00

CPC classification number: H05K7/20927 ,  H02M3/003 ,  H02M1/327

Abstract: The present application provides a power supply system for supplying power to network device, comprising power supply module, housing, and stereoscopic accommodating space therebetween. The power supply module without a fan comprises: a primary circuit comprising at least one primary switch and configured to receive AC input voltage and convert the AC input voltage into a first voltage; a transformer comprising primary and secondary windings and configured to convert the first voltage into a second voltage, the primary winding is coupled to the primary circuit; and a secondary circuit comprising at least one secondary switch and configured to convert the second voltage into a DC output voltage for the network device, the secondary circuit is coupled to the secondary winding, the secondary switch adopts SMT package, and power density of the power supply module is 60 W/inch3 or more. The stereoscopic accommodating space is filled with liquid coolant for cooling.

公开(公告)号：US20220123660A1

公开(公告)日：2022-04-21

申请号：US17447057

申请日：2021-09-07

Applicant: Delta Electronics (Shanghai) Co.,Ltd.

Inventor： Jinfa ZHANG ,  Kai DONG ,  Changyun XIAO ,  Jinhao GAN ,  Yong HUANG ,  Junlai HUANG ,  Zhongwei KE

IPC: H02M3/335 ,  H02M1/42 ,  H02M1/32 ,  H02M3/00 ,  H05K7/20

Abstract: The present application provides a power supply system for supplying power to network device, comprising power supply module, housing, and stereoscopic accommodating space therebetween. The power supply module without a fan comprises: a primary circuit comprising at least one primary switch and configured to receive AC input voltage and convert the AC input voltage into a first voltage; a transformer comprising primary and secondary windings and configured to convert the first voltage into a second voltage, the primary winding is coupled to the primary circuit; and a secondary circuit comprising at least one secondary switch and configured to convert the second voltage into a DC output voltage for the network device, the secondary circuit is coupled to the secondary winding, the secondary switch adopts SMT package, and power density of the power supply module is 60 W/inch3 or more. The stereoscopic accommodating space is filled with liquid coolant for cooling.