公开(公告)号：US12113451B2

公开(公告)日：2024-10-08

申请号：US17630248

申请日：2020-03-06

Applicant: Mitsubishi Electric Corporation

Inventor： Ryoma Hayashi

IPC: H02M7/00 ,  H01H85/02 ,  H02M3/00 ,  H05K7/20

CPC classification number: H02M7/003 ,  H05K7/2089 ,  H01H85/0241 ,  H01H2085/0275 ,  H02M3/003

Abstract: A power conversion device includes a power conversion unit for converting input power to output power; a connector for making connection to outside; a wire connected to the connector on one side and having a terminal on another side; and a first electric component connected to the terminal, wherein the first electric component is provided so as to overlap the wire as seen in a direction perpendicular to an extending direction of the wire.

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

IPC: H05K7/20 ,  H02M3/00 ,  H05K7/14

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.

公开(公告)号：US20240324104A1

公开(公告)日：2024-09-26

申请号：US18736577

申请日：2024-06-07

Applicant: Japan Tobacco Inc.

Inventor： Keiji MARUBASHI ,  Minoru KITAHARA

IPC: H05K1/11 ,  A24F40/10 ,  A24F40/30 ,  A24F40/42 ,  A24F40/51 ,  A24F40/95 ,  H02M3/00 ,  H05K1/03 ,  H05K1/14

CPC classification number: H05K1/115 ,  A24F40/51 ,  A24F40/95 ,  H02M3/003 ,  H05K1/0393 ,  H05K1/144 ,  A24F40/10 ,  A24F40/30 ,  A24F40/42 ,  H05K2201/041 ,  H05K2201/09518 ,  H05K2201/09627 ,  H05K2201/10053

Abstract: A power supply unit of an aerosol generating device, the power supply unit includes: a power supply; a first switch configured to adjust electric power to be supplied from the power supply to an atomizer that atomizes an aerosol source; and a circuit substrate on which the first switch is mounted. The circuit substrate includes: a first layer that is a front layer on which the first switch is mounted, a second layer that is different from the first layer, a first via that penetrates the first layer and is connected to the first switch, a second via that penetrates the first layer or the second layer and is spaced apart from the first via, and a first conductive pattern that is provided on the second layer and connects the first via and the second via.

公开(公告)号：US20240283352A1

公开(公告)日：2024-08-22

申请号：US18336695

申请日：2023-06-16

Applicant: Cypress Semiconductor Corporation

Inventor： Rashed Ahmed ,  Harish Subramanya ,  Ganesh Subramaniam ,  Madhan Kumar Kuppaswamy

IPC: H02M1/42 ,  H02M1/00 ,  H02M3/00 ,  H02M3/335

CPC classification number: H02M1/4266 ,  H02M1/0009 ,  H02M1/007 ,  H02M3/003 ,  H02M3/33515

Abstract: Controlling power factor correction (PFC) in a flyback converter is described. In one embodiment, an apparatus includes a flyback converter configured to operate with a variable switching frequency. The flyback converter includes a signal transformer, a primary side including a primary-side controller coupled to the signal transformer, and a secondary side including a secondary-side controller coupled to the signal transformer. The secondary-side controller is configured at least to cause a control signal to be generated based on a set of parameters. The control signal controls power factor correction (PFC) for the flyback converter.

公开(公告)号：US20240251519A1

公开(公告)日：2024-07-25

申请号：US18289899

申请日：2021-05-13

Applicant: Mitsubishi Electric Corporation

Inventor： Yusuke HIGAKI ,  Takushi JIMICHI ,  Kimiyuki KOYANAGI ,  Takuya KAJIYAMA ,  Akito NAKAYAMA

IPC: H05K7/14 ,  H02M3/00

CPC classification number: H05K7/14322 ,  H02M3/003 ,  H05K7/14329

Abstract: Unit converters each comprises a capacitor, a switching element having a flat surface on one side, a P-pole connection conductor where a second terminal hole at one end for fixing an electrode corresponding to a P-pole of the switching element and a first terminal hole at the other end for fixing a terminal of the capacitor are formed, and an N-pole connection conductor where a second terminal hole at one end for fixing an electrode corresponding to a N-pole of the switching element and a first terminal hole at the other end for fixing a terminal of the capacitor are formed. The unit-converters each including the connection conductors arranged to overlap in the thickness direction with their insulation maintained make the cooling surfaces of the switching elements be opposed to each other with a cooling device therebetween.

公开(公告)号：US20240243596A1

公开(公告)日：2024-07-18

申请号：US18096592

申请日：2023-01-13

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Rashmi PRASAD ,  Mohamed Ahmed Kamel AHMED ,  Chandra S. NAMUDURI ,  Jun-mo KANG

IPC: H02J7/00 ,  B60L50/60 ,  H02M3/00 ,  H05K7/20

CPC classification number: H02J7/0063 ,  B60L50/60 ,  H02M3/003 ,  H05K7/20845 ,  B60L2210/10 ,  H02J2207/20

Abstract: A battery system for a vehicle includes multiple battery cells each configured to store charge for powering an electric vehicle, a high voltage bus electrically coupled with the multiple battery cells to provide power to an electric motor, and multiple cell monitoring modules each coupled with a corresponding one of the multiple battery cells, each cell monitoring module including a controller configured to monitor operation parameters of the corresponding one of the multiple battery cells. The system includes multiple DC-DC converters in a converter housing, each DC-DC converter electrically coupled with a corresponding one of the multiple battery cells outside of the converter housing, and a low voltage bus electrically connected between the multiple DC-DC converters in the converter housing and at least one vehicle electrical component outside of the converter housing. The low voltage bus is configured to provide low voltage power to at least one vehicle electrical component.

公开(公告)号：US20240215193A1

公开(公告)日：2024-06-27

申请号：US18346878

申请日：2023-07-05

Applicant: Delta Electronics (Shanghai) Co.,Ltd.

Inventor： Lin LAN ,  Quanliang ZHANG ,  Weiqiang ZHANG ,  Yicong XIE

IPC: H05K7/14 ,  H01F27/24 ,  H02M3/00 ,  H05K7/20

CPC classification number: H05K7/1432 ,  H01F27/24 ,  H02M3/003 ,  H05K7/2089

Abstract: The present application discloses a power module, including: at least one transformer, each transformer including a primary side magnetic core and a secondary side magnetic core; a primary side power element, the primary side magnetic core and the primary side power element forming a primary side conversion unit; a secondary side power element, the secondary side magnetic core and the secondary side power element forming a secondary side conversion unit; and an insulating plate, disposed between the primary side conversion unit and the secondary side conversion unit, and including a first area, the first area being adaptively disposed between the primary side magnetic core and the secondary side magnetic core, and the first area having at least one buckling part and/or at least one bending part.

公开(公告)号：US20240194390A1

公开(公告)日：2024-06-13

申请号：US18444674

申请日：2024-02-17

Applicant: Delta Electronics, Inc.

Inventor： Yahong Xiong ,  Da Jin ,  Qinghua Su

IPC: H01F27/28 ,  G05F1/575 ,  G06F1/18 ,  H01F17/04 ,  H01F17/06 ,  H01F27/02 ,  H01F27/24 ,  H01F27/29 ,  H01L25/16 ,  H01R12/52 ,  H01R12/58 ,  H02M3/00 ,  H02M3/158 ,  H05K1/02 ,  H05K1/11 ,  H05K1/14 ,  H05K1/16 ,  H05K1/18 ,  H05K3/28 ,  H05K7/14 ,  H05K7/20

CPC classification number: H01F27/2804 ,  G05F1/575 ,  G06F1/183 ,  H01F17/04 ,  H01F17/06 ,  H01F27/02 ,  H01F27/24 ,  H01F27/292 ,  H01L25/16 ,  H01R12/52 ,  H01R12/58 ,  H02M3/003 ,  H02M3/1584 ,  H05K1/0203 ,  H05K1/111 ,  H05K1/117 ,  H05K1/145 ,  H05K1/165 ,  H05K1/181 ,  H05K1/186 ,  H05K3/284 ,  H05K7/1427 ,  H05K7/2089 ,  H05K2201/10015 ,  H05K2201/1003 ,  H05K2201/10053 ,  H05K2201/10166 ,  H05K2201/10522 ,  H05K2201/10636 ,  H05K2201/10734 ,  H05K2201/10984

Abstract: An apparatus includes a heat-dissipating substrate, a power circuit and a magnetic assembly. The heat-dissipating substrate includes a thermal contact surface. The power circuit includes at least one switch element in contact with the thermal contact surface of the heat-dissipating substrate. The magnetic assembly includes at least one first electrical conductor and a magnetic core module comprising at least one hole, wherein the at least one first electrical conductor passes through the at least one hole, and a terminal of the at least one first electrical conductor is electrically connected to the at least one switch element. The heat-dissipating substrate, the power circuit and the magnetic assembly are arranged in sequence along a same direction. A projection of the power circuit on the thermal contact surface partially overlaps a projection of the magnetic assembly on the thermal contact surface.

公开(公告)号：US20240107674A1

公开(公告)日：2024-03-28

申请号：US17952895

申请日：2022-09-26

Applicant: Infineon Technologies Austria AG

Inventor： Eung San Cho ,  Danny Clavette

IPC: H05K1/18 ,  H02M3/00 ,  H05K1/11 ,  H05K1/14 ,  H05K3/00 ,  H05K3/30 ,  H05K3/36

CPC classification number: H05K1/18 ,  H02M3/003 ,  H05K1/117 ,  H05K1/141 ,  H05K1/145 ,  H05K3/0052 ,  H05K3/30 ,  H05K3/366 ,  H02M3/1584 ,  H05K2201/047 ,  H05K2201/09145 ,  H05K2201/10015 ,  H05K2201/1003 ,  H05K2201/1053

Abstract: This disclosure includes multiple assemblies, sub-assemblies, etc., as well as one or more methods of fabricating same. For example, a first assembly includes a first circuit board. The first circuit board further includes first connector elements disposed on a first edge of the first circuit board and second connector elements disposed on a second edge of the first circuit board. The first edge may be disposed substantially opposite the second edge on the first circuit board. The apparatus may further include first circuitry affixed to the first circuit board. The first edge of the first circuit board aligns with a first axial end of the first circuitry and the second edge of the first circuit board aligns with a second axial end of the first circuitry. The first assembly is used to fabricate a second assembly.

公开(公告)号：US20240096543A1

公开(公告)日：2024-03-21

申请号：US18389120

申请日：2023-11-13

Applicant: Delta Electronics, Inc.

Inventor： Yahong Xiong ,  Da Jin ,  Qinghua Su

IPC: H01F27/28 ,  G05F1/575 ,  G06F1/18 ,  H01F17/04 ,  H01F17/06 ,  H01F27/02 ,  H01F27/24 ,  H01F27/29 ,  H01L25/16 ,  H01R12/52 ,  H01R12/58 ,  H02M3/00 ,  H02M3/158 ,  H05K1/02 ,  H05K1/11 ,  H05K1/14 ,  H05K1/16 ,  H05K1/18 ,  H05K3/28 ,  H05K7/14 ,  H05K7/20

CPC classification number: H01F27/2804 ,  G05F1/575 ,  G06F1/183 ,  H01F17/04 ,  H01F17/06 ,  H01F27/02 ,  H01F27/24 ,  H01F27/292 ,  H01L25/16 ,  H01R12/52 ,  H01R12/58 ,  H02M3/003 ,  H02M3/1584 ,  H05K1/0203 ,  H05K1/111 ,  H05K1/117 ,  H05K1/145 ,  H05K1/165 ,  H05K1/181 ,  H05K1/186 ,  H05K3/284 ,  H05K7/1427 ,  H05K7/2089 ,  H05K2201/10015 ,  H05K2201/1003 ,  H05K2201/10053 ,  H05K2201/10166 ,  H05K2201/10522 ,  H05K2201/10636 ,  H05K2201/10734 ,  H05K2201/10984

Abstract: A power system includes a power module, an electronic load and a system board. The power module includes a first surface, a second surface, a switch and a plurality of conductive parts, wherein the switch is disposed on the first surface of the power module and the plurality of conductive parts are disposed on the second surface of the power module. The electronic load includes a plurality of conductive parts. The power module and the electronic load are disposed on two opposite sides of the system board, the power module delivers power to the electronic load through the system board, and gaps and networks of the plurality of conductive parts of the power module correspond to those of the plurality of conductive parts of the electronic load.