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公开(公告)号:US12130093B2
公开(公告)日:2024-10-29
申请号:US16412152
申请日:2019-05-14
IPC分类号: F28F13/02 , F28D15/02 , F28F13/00 , G01N25/18 , H01L23/40 , H01L23/427 , H01L23/473 , H05K7/20
CPC分类号: F28F13/02 , F28D15/02 , F28F13/003 , G01N25/18 , H01L23/4006 , H01L23/427 , H01L23/473 , H05K7/20327 , H05K7/20336 , F28F2250/04 , F28F2260/02 , H01L2924/0002 , H01L2924/0002 , H01L2924/00
摘要: The invention provides a two phase heat transfer device comprising an inlet for receiving a heat transfer fluid, and; an array of heat transfer fins in spaced relation; primary spaces between said heat transfer fins defining primary channels parallel to a path from the inlet to outlet, and; oblique spaces between said heat transfer fins defining oblique channels arranged at an angle to said primary channels. It is preferable that walls defining the primary and oblique spaces provide nucleate boiling regions and the interruption of fully developed convective boiling regions when a heat transfer fluid is passed through the inlet to the outlet.
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公开(公告)号:US20240355704A1
公开(公告)日:2024-10-24
申请号:US18762854
申请日:2024-07-03
申请人: Hitachi Energy Ltd
发明人: Milad Maleki , Harald Beyer , Dominik Truessel
CPC分类号: H01L23/4006 , H01L23/3171 , H01L2023/4081 , H01L2023/4087
摘要: A power semiconductor module includes a baseplate that has a first region at a first side located adjacent to an edge of the baseplate and proceeding in a first plane. An encapsulation material covers portions of the baseplate so that the first region of the baseplate is free of the encapsulation material and the baseplate at the edge side adjacent to the first region is at least partly covered by the encapsulation material. The baseplate at its first side is configured for being provided with an electric circuit and the baseplate at its second side is configured for being brought into contact to a heat dissipating element by applying a clamping force with a clamping part to the first region.
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公开(公告)号:US20240339767A1
公开(公告)日:2024-10-10
申请号:US18745045
申请日:2024-06-17
申请人: Ciena Corporation
发明人: Mitchell O'Leary , Victor Aldea , Kamran Rahmani , Trevor Meunier , Peter Ajersch , Terence Graham , Marc Leclair
摘要: A module for use in a hardware platform for networking, computing, and/or storage includes a printed circuit board assembly; components disposed on a primary side of the printed circuit board assembly; a primary side heatsink for a pluggable module, wherein the primary side heatsink is disposed to one or more pivot points on the pluggable module, for applying a uniform and controlled external force against the pluggable module. The module further includes a cage attached to the printed circuit board assembly for supporting the pluggable module, wherein the one or more pivot points are external to the cage.
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公开(公告)号:US12112994B2
公开(公告)日:2024-10-08
申请号:US18384799
申请日:2023-10-27
IPC分类号: H01L23/40 , H01L23/473 , H01L25/07
CPC分类号: H01L23/4006 , H01L23/473 , H01L25/072 , H01L2023/4081 , H01L2023/4087
摘要: A power semiconductor module has a base plate with a housing and a switching device. The switching device has a substrate and a connecting device with a first and a second main face. A group of power semiconductor components is arranged on a conductor track of the substrate, and has a group midpoint. A pressure device is formed on the substrate in the normal direction to exert pressure, which pressure device has a pressure body and a pressure inducing body, wherein a pressure element is arranged protruding from the pressure body, wherein the pressure element presses onto a pressure section of the second main face of the connecting device, and wherein the pressure inducing body has a pressure transmission section with a pressure transmission point.
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公开(公告)号:US20240312863A1
公开(公告)日:2024-09-19
申请号:US18576230
申请日:2022-06-28
申请人: Tesla, Inc.
IPC分类号: H01L23/367 , H01L21/48 , H01L23/40
CPC分类号: H01L23/3675 , H01L21/4882 , H01L23/40
摘要: Wafer assemblies and related methods of manufacture are disclosed. Such assemblies and methods can account for different heights of electronic modules positioned on a wafer. In an embodiment, a wafer assembly includes a cooling system, a wafer, a first electronic module, a second electronic module, and a height adjustment structure. A first thermal interface material (TIM) can be disposed between the first electronic module and a first portion of the cooling system. A second TIM can be disposed between the second electronic module and a second portion of the cooling system. The height adjustment structure can compensate for a height difference between the first electronic module and the second electronic module. Other wafer assemblies and methods of manufacture are disclosed.
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公开(公告)号:US20240274502A1
公开(公告)日:2024-08-15
申请号:US18439848
申请日:2024-02-13
发明人: Jiefeng (Lear) Zhang , Zhiqiang (Simon) Li , Jinqiang (Jeff) Wang , Guoxiao (Neo) Shen , Wei (David) Zhao , Guibin (Gabby) Lin
IPC分类号: H01L23/40
CPC分类号: H01L23/4006 , H01L2023/4081 , H01L2023/4087
摘要: A circuit board assembly includes a chip, a first loading board, a circuit board, an intermediate board and a second loading board. The first loading board is arranged on the chip, and the circuit board is electrically connected to the chip. The intermediate board is arranged on the circuit board and positions the chip. The second loading board is arranged on a side of the circuit board opposite the intermediate board. The second loading board includes a plurality of protrusions and indentations formed on a first side thereof opposing the circuit board.
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公开(公告)号:US20240258190A1
公开(公告)日:2024-08-01
申请号:US18102065
申请日:2023-01-26
IPC分类号: H01L23/367 , H01L21/48 , H01L23/00 , H01L23/40 , H01L23/427
CPC分类号: H01L23/3675 , H01L21/4817 , H01L23/4006 , H01L23/427 , H01L24/29 , H01L24/32 , H01L2023/4068 , H01L2023/4087 , H01L24/16 , H01L24/33 , H01L24/73 , H01L25/0655 , H01L2224/16225 , H01L2224/2919 , H01L2224/2929 , H01L2224/293 , H01L2224/29387 , H01L2224/32225 , H01L2224/32245 , H01L2224/33181 , H01L2224/73204 , H01L2224/73253 , H01L2924/0665
摘要: A chip package includes a substrate and an integrated circuit (“IC”) die mounted to the substrate. A stiffener frame is mounted to the substrate and circumscribes the IC die. The stiffener frame has a plurality of connected walls that define an opening in the stiffener frame. The chip package also includes a lid having a bottom side facing a top surface of the IC die. The lid has at least a first guide and a second guide extending from the bottom side of the lid. The first guide can be disposed outward or inward of the stiffener frame. The first guide has a side facing an outer wall surface or an inner wall surface of the stiffener frame. The first guide and the second guide are positioned to limit movement of the lid relative to the stiffener frame in two directions.
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公开(公告)号:US20240253613A1
公开(公告)日:2024-08-01
申请号:US18632719
申请日:2024-04-11
申请人: ROHM CO., LTD.
发明人: Hideki SAWADA
IPC分类号: B60W20/10 , H01L23/36 , H01L23/40 , H01L23/46 , H01L23/473 , H01L25/16 , H05K7/14 , H05K7/20
CPC分类号: B60W20/10 , H01L23/36 , H01L23/4006 , H01L23/46 , H01L23/473 , H01L25/16 , H01L25/162 , H05K7/1432 , H05K7/209 , H05K7/20927 , H01L2924/13055 , H01L2924/13091
摘要: An intelligent power module includes: a heat radiation device; an attachment frame disposed on a mounting surface of the heat radiation device; a power semiconductor module mounted on the attachment frame and configured to seal a semiconductor device; and a drive circuit part mounted on the power semiconductor module via a heat insulating sheet and configured to drive the power semiconductor module.
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公开(公告)号:US12027439B2
公开(公告)日:2024-07-02
申请号:US17985693
申请日:2022-11-11
发明人: Tae Hwa Kim , Suk Hyun Lim , Nam Sik Kong
IPC分类号: H01L23/367 , H01L23/373 , H01L23/40 , H01L23/495
CPC分类号: H01L23/3675 , H01L23/3735 , H01L23/40 , H01L23/495
摘要: A vehicle power module includes an upper substrate and a lower substrate spaced from each other in a vertical direction, a semiconductor chip connected to one of the upper substrate and the lower substrate, and a spacer formed of a metal material containing copper and connecting the semiconductor chip to the other of the upper substrate and the lower substrate or to connect the upper substrate to the lower substrate, the spacer including a plurality of penetration portions formed to penetrate an inside thereof.
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公开(公告)号:US12013171B2
公开(公告)日:2024-06-18
申请号:US16963978
申请日:2019-01-22
发明人: Yasushi Hika , Yukine Hatakeyama , Yuri Sugawara , Hideki Masago
CPC分类号: F25D23/003 , H01L23/4006 , H01L23/473 , H05K7/14 , H05K7/20 , F28D2021/0029
摘要: An electrical component module includes a main board having a front surface on which an electronic component forming a part of a control circuit is mounted, a power board having a front surface on which a plurality of power devices forming a remaining part of the control circuit is mounted, and a fixed plate on which the main board and the power board are mounted. The fixed plate is attached to a machine section. The plurality of power devices is vertically arranged on the front surface of the power board and face a cooler for thermal coupling. The power board has a size in an upward and downward direction set to correspond to a size of the plurality of power devices vertically arranged in the upward and downward direction, and the main board has a size in the upward and downward direction set to correspond to the size of the power board in the upward and downward direction.
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