公开(公告)号：US20150003126A1

公开(公告)日：2015-01-01

申请号：US14033426

申请日：2013-09-20

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Don Sik KIM ,  Dong Jin LEE ,  Jae Cheol JU ,  Jae Hak LEE ,  Hong Sun PARK

IPC: H02M1/36

CPC classification number: H02M3/33523 ,  G06F1/32 ,  H02M1/32

Abstract: There is provided a power supply device having a primary side on which a primary winding of a transformer is located and a secondary side on which a secondary winding of the transformer is located, and supplying power to a load, the device including: a photo coupler transmitting load short-circuit information from the secondary side to the primary side, a standby power supply terminal supplying power to the photo coupler; and a current passing unit connecting the photo coupler to the load.

Abstract translation: 提供了一种电源装置，其具有初级侧，变压器的初级绕组位于该初级侧，以及次级侧，变压器的次级绕组位于该次级侧，并向负载供电，该装置包括：光耦合器 将负载短路信息从次级侧传送到初级侧，备用电源端子向光耦合器供电; 以及将光耦合器连接到负载的电流通过单元。