JPWO2020158739A1 - 放熱部材およびこれを備える電子装置 - Google Patents
放熱部材およびこれを備える電子装置 Download PDFInfo
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- JPWO2020158739A1 JPWO2020158739A1 JP2020569651A JP2020569651A JPWO2020158739A1 JP WO2020158739 A1 JPWO2020158739 A1 JP WO2020158739A1 JP 2020569651 A JP2020569651 A JP 2020569651A JP 2020569651 A JP2020569651 A JP 2020569651A JP WO2020158739 A1 JPWO2020158739 A1 JP WO2020158739A1
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- wall portion
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3731—Ceramic materials or glass
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3733—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon having a heterogeneous or anisotropic structure, e.g. powder or fibres in a matrix, wire mesh, porous structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3735—Laminates or multilayers, e.g. direct bond copper ceramic substrates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3736—Metallic materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/40—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/467—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing gases, e.g. air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Ceramic Engineering (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
Description
2:第2壁部
3:第3壁部
4:流路
5:導電層
6:第1金属層
7:電子部品
8:流入口
9:流出口
10a、10b、10:放熱部材
11a:第1金属粒子
11b:第2金属粒子
11c;第3金属粒子
12:接合層
13:突起部
14:溶着部
15:酸化膜
16:空隙
20a、20b、20:電子装置
Claims (12)
- 絶縁性の第1壁部と、
該第1壁部に対向して位置する第2壁部と、
前記第1壁部と前記第2壁部との間に位置する第3壁部と、
前記第1壁部と前記第2壁部と前記第3壁部とに囲まれた流路と、
前記第1壁部の外表面に位置する導電層と、
前記第1壁部の内表面に位置する、空隙を有する第1金属層と、を有している、放熱部材。 - 前記第1金属層は、第1金属粒子と、第2金属粒子と、を有しており、
前記空隙は、前記第1金属粒子と前記第2金属粒子との間に位置する、請求項1に記載の放熱部材。 - 前記第1金属層は、さらに第3金属粒子を有しており、
前記第1金属層は、前記第1金属粒子と、前記第3金属粒子との間に溶着部を有している、請求項2に記載の放熱部材。 - 前記第1壁部は、セラミックスからなる、請求項1乃至請求項3のいずれかに記載の放熱部材。
- 前記第1金属層および前記第1壁部の前記内表面の間に位置する接合層を備える、請求項1乃至請求項4のいずれかに記載の放熱部材。
- 前記接合層は、金属またはガラスからなる、請求項5に記載の放熱部材。
- 前記接合層は、多孔質セラミックスからなる、請求項5に記載の放熱部材。
- 前記第1金属粒子および前記第2金属粒子が、酸化膜で覆われている、請求項2乃至請求項7のいずれかに記載の放熱部材。
- 前記第1金属層は、前記導電層の直下に位置する、請求項1乃至請求項8のいずれかに記載の放熱部材。
- 前記第1壁部は、前記流路側に突出した突起部を有し、
前記第1金属層は、前記突起部の頂面に位置する、請求項1乃至請求項9のいずれかに記載の放熱部材。 - 前記第1金属層は、前記突起部を全て覆っている、請求項10に記載の放熱部材。
- 請求項1乃至請求項11のいずれかに記載の放熱部材と、該放熱部材の前記導電層に位置する電子部品とを有する電子装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019014447 | 2019-01-30 | ||
JP2019014447 | 2019-01-30 | ||
PCT/JP2020/003000 WO2020158739A1 (ja) | 2019-01-30 | 2020-01-28 | 放熱部材およびこれを備える電子装置 |
Publications (2)
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JPWO2020158739A1 true JPWO2020158739A1 (ja) | 2021-11-25 |
JP7154319B2 JP7154319B2 (ja) | 2022-10-17 |
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US (1) | US20220087051A1 (ja) |
JP (1) | JP7154319B2 (ja) |
KR (1) | KR102541316B1 (ja) |
WO (1) | WO2020158739A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220319956A1 (en) * | 2021-03-30 | 2022-10-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | Power device assemblies and cooling devices for cooling heat- generating devices |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230080659A1 (en) * | 2021-09-15 | 2023-03-16 | Amulaire Thermal Technology, Inc. | Radiator structure |
Citations (5)
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JPH0483368A (ja) * | 1990-07-26 | 1992-03-17 | Mitsubishi Materials Corp | セラミック放熱基板及びその製造方法 |
JP2005032881A (ja) * | 2003-07-09 | 2005-02-03 | Toyota Industries Corp | 電機器システム、電機器モジュールの冷却装置およびその冷却装置用多孔質放熱体 |
JP2006165165A (ja) * | 2004-12-06 | 2006-06-22 | Mitsubishi Electric Corp | ヒートシンク |
WO2015147071A1 (ja) * | 2014-03-25 | 2015-10-01 | 京セラ株式会社 | 流路部材および半導体モジュール |
WO2017104830A1 (ja) * | 2015-12-18 | 2017-06-22 | 京セラ株式会社 | 流路部材および半導体モジュール |
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US6196307B1 (en) * | 1998-06-17 | 2001-03-06 | Intersil Americas Inc. | High performance heat exchanger and method |
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JP6349543B2 (ja) * | 2013-12-25 | 2018-07-04 | パナソニックIpマネジメント株式会社 | 冷却構造体および冷却構造体の製造方法 |
JP5970581B1 (ja) * | 2015-03-30 | 2016-08-17 | 株式会社フジクラ | 携帯型電子機器用熱拡散板 |
JP2017208505A (ja) * | 2016-05-20 | 2017-11-24 | パナソニックIpマネジメント株式会社 | 構造体、その構造体を含む電子部品および電子機器 |
JP6648671B2 (ja) * | 2016-11-15 | 2020-02-14 | 株式会社デンソー | 金属部材および金属部材と樹脂部材との複合体並びにそれらの製造方法 |
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2020
- 2020-01-28 KR KR1020217023278A patent/KR102541316B1/ko active IP Right Grant
- 2020-01-28 US US17/424,814 patent/US20220087051A1/en active Pending
- 2020-01-28 JP JP2020569651A patent/JP7154319B2/ja active Active
- 2020-01-28 WO PCT/JP2020/003000 patent/WO2020158739A1/ja unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0483368A (ja) * | 1990-07-26 | 1992-03-17 | Mitsubishi Materials Corp | セラミック放熱基板及びその製造方法 |
JP2005032881A (ja) * | 2003-07-09 | 2005-02-03 | Toyota Industries Corp | 電機器システム、電機器モジュールの冷却装置およびその冷却装置用多孔質放熱体 |
JP2006165165A (ja) * | 2004-12-06 | 2006-06-22 | Mitsubishi Electric Corp | ヒートシンク |
WO2015147071A1 (ja) * | 2014-03-25 | 2015-10-01 | 京セラ株式会社 | 流路部材および半導体モジュール |
WO2017104830A1 (ja) * | 2015-12-18 | 2017-06-22 | 京セラ株式会社 | 流路部材および半導体モジュール |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220319956A1 (en) * | 2021-03-30 | 2022-10-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | Power device assemblies and cooling devices for cooling heat- generating devices |
Also Published As
Publication number | Publication date |
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EP3920217A4 (en) | 2022-11-02 |
WO2020158739A1 (ja) | 2020-08-06 |
JP7154319B2 (ja) | 2022-10-17 |
KR20210105972A (ko) | 2021-08-27 |
US20220087051A1 (en) | 2022-03-17 |
EP3920217A1 (en) | 2021-12-08 |
KR102541316B1 (ko) | 2023-06-13 |
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