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公开(公告)号：US20240324153A1
公开(公告)日：2024-09-26
申请号：US18259737
申请日：2022-01-04
Applicant: LG INNOTEK CO., LTD.
Inventor： Ki Dong KIM , Ui Jong KIM , Hyung Jun CHAE
CPC classification number: H05K7/20936 , H02M3/003 , H05K7/1432 , H05K7/20327
Abstract: A converter comprises: a housing comprising an internal space; a printed circuit board disposed inside the internal space; a first electronic component disposed on the upper surface of the printed circuit board; a second electronic component disposed on the lower surface of the printed circuit board; and a heat dissipation space disposed inside the housing, wherein the first electronic component is disposed so as to overlap the heat dissipation space in a first direction, and the second electronic component is disposed so as to overlap the heat dissipation space in a second direction perpendicular to the first direction.
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公开(公告)号：US20240137017A1
公开(公告)日：2024-04-25
申请号：US18263393
申请日：2022-01-24
Applicant: LG INNOTEK CO., LTD.
Inventor： Hyung Jun CHAE , Ui Jong KIM
IPC: H03K17/687 , H02J7/04 , H02J7/34 , H02M3/158 , H03K17/10
CPC classification number: H03K17/687 , H02J7/04 , H02J7/345 , H02M3/1582 , H03K17/102
Abstract: A battery switch driving circuit according to an embodiment of the present invention comprises: a first battery input terminal and a second battery input terminal; a converter positioned between the first battery input terminal and the second battery input terminal; a first switch positioned between the second battery input terminal and the converter, so as to cut off a power input of the second battery input terminal when turned off; and a switch driving unit for turning on the first switch, wherein the switch driving unit comprises: a first capacitor which is charged or discharged according to on/off of a second switch operated by a PWM signal; and a second capacitor which is charged according to on/off of the second switch by a voltage charged in the first capacitor, so as to turn on the first switch.
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