公开(公告)号：US20230216416A1

公开(公告)日：2023-07-06

申请号：US18090212

申请日：2022-12-28

Applicant: LX Semicon Co., Ltd.

Inventor： Won Suk JANG ,  Tae Kyu NAM ,  Young Kook AHN ,  Sang Woo KIM ,  Jung Woong PARK ,  Tae Heon LEE ,  In Ho JEON

IPC: H02M3/158 ,  H02M1/088

CPC classification number: H02M3/1586 ,  H02M1/088 ,  G09G3/20

Abstract: The present disclosure provides for sequentially turning on a plurality of power conversion modules according to the magnitude of load power at the time of driving the power conversion modules, operating power conversion modules which have already been turned on in an optimum efficiency interval, and providing increased load power through a power conversion module which has been newly turned on.