公开(公告)号：US09780637B2

公开(公告)日：2017-10-03

申请号：US14881539

申请日：2015-10-13

Applicant: LITE-ON TECHNOLOGY CORP.

Inventor： Yu-Chen Liu ,  Jing-Yuan Lin ,  Huang-Jen Chiu ,  Yu-Kang Lo ,  Trong-Nha Quang ,  Po-Jung Tseng

IPC: H02M1/00 ,  H02M3/158 ,  H02M1/08

CPC classification number: H02M1/08 ,  H02M3/158 ,  H02M2001/0048 ,  H02M2001/0054 ,  H02M2001/0058

Abstract: A buck converter includes: a first input terminal; a second input terminal; a first output terminal; a second output terminal; an internal node; a first inductor, a second inductor and a main switch connected in series between the first input terminal and the internal node; a third inductor connected between the internal node and the first output terminal; a fourth inductor connected between the second input terminal and the second output terminal; a first auxiliary switch connected between the internal node and the second output terminal; and a second auxiliary switch connected between the second input terminal and the first output terminal.