公开(公告)号：US10903676B2

公开(公告)日：2021-01-26

申请号：US15867893

申请日：2018-01-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung Kyu Cho ,  Hyoung Seok Oh ,  Kwang Chan Lee ,  Dae Woong Cho ,  Jung Wook Heo

IPC: H02J7/00 ,  H02M3/158 ,  H02M3/22 ,  H02M1/00

Abstract: The semiconductor device including first and second transistors configured to provide a first voltage to a first node, the first voltage being a voltage provided from a travel adaptor (TA), a third transistor connected in series with the second transistor and configured to provide a ground voltage to the first node, and a fourth transistor configured to receive a second voltage from a first inductor connected to the first node, and provide the second voltage to a second node as a third voltage for charging a battery connected thereto may be provided.