WO2009110045A1 - 発熱体搭載部品の取付構造 - Google Patents
発熱体搭載部品の取付構造 Download PDFInfo
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- WO2009110045A1 WO2009110045A1 PCT/JP2008/003685 JP2008003685W WO2009110045A1 WO 2009110045 A1 WO2009110045 A1 WO 2009110045A1 JP 2008003685 W JP2008003685 W JP 2008003685W WO 2009110045 A1 WO2009110045 A1 WO 2009110045A1
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- heat
- mounting
- heating element
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- H10W40/10—
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- H10W40/255—
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- H10W40/228—
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- H10W70/68—
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- H10W76/134—
Definitions
- the present invention relates to, for example, a mounting structure of a heating element mounting component on which a heating element such as a semiconductor element constituting various electronic components is mounted.
- a semiconductor element constituting an electronic component which is a heat generating element is housed and arranged in a semiconductor package which is a heat generating element mounted component, and a connection terminal for external connection protrudes in a peripheral wall of the semiconductor package. It is done.
- a semiconductor package is used by electrically connecting the external connection connection terminal to the circuit of the printed wiring board. If this semiconductor device generates heat and the temperature of the semiconductor device rises due to this use, the performance of the semiconductor device is degraded. For this reason, the semiconductor package adopts a method of discharging the generated heat to the outside to keep the temperature of the semiconductor element at an allowable value.
- the graphite sheet is interposed between the heat sink and the mounting surface of the package base, or the grease for heat dissipation is interposed, so that the heat conduction can be made more efficient.
- the graphite sheet and the grease for heat dissipation cause a problem of electrical conduction, and there is a problem that the electrical performance is lowered.
- the heat transfer efficiency of the package base and the heat sink is determined by the heat transfer area between the package base and the graphite sheet of the heat sink. For this reason, in order to further improve the heat transfer efficiency, the heat transfer area must be increased, and there is a problem that the package base becomes large.
- Such a situation is not limited to the semiconductor package, and the same applies to various heating element mounting parts to which heating elements such as electronic parts are attached.
- the present invention has been made in view of the above circumstances, and provides a mounting structure for a heat generating element mounted part with improved heat transfer efficiency while maintaining miniaturization of the heat generating element mounted part. With the goal.
- the mounting structure of the heating element mounting part has a mounting surface provided with a plurality of protrusions, and the heating element mounting part on which the heating element is mounted and the heating element mounting part are thermally coupled And a heat conductive sheet which is formed of a soft material as compared with the heat generating element mounting component and which is interposed between the mounting surface of the heat generating element mounting component and the heat radiating member.
- the mounting surface of the heating element mounting part is opposed to the heat dissipation member via the heat conduction sheet, and the plurality of projections are pushed into the heat conduction sheet which is soft in material In the state, the heat dissipating member is thermally coupled to the heat dissipating member via the heat conductive sheet.
- the heat transfer area (contact area) of the heat-generating-element-mounted component to the heat conduction sheet is obtained by adding the surface area including the outer peripheral walls of the plurality of protrusions on the mounting surface. You can make it wider without making it bigger. Therefore, the heat transfer area can be increased and the heat radiation efficiency can be improved while maintaining the miniaturization of the heating element mounting component.
- FIG. 2 is a cross-sectional view showing the semiconductor package of FIG. 1 attached to a heat dissipation member. It is the top view which expanded and showed a part of attachment surface of the baseplate of FIG. It is principal part sectional drawing which expanded and showed a part of FIG. It is principal part sectional drawing shown in order to demonstrate the attachment structure of the heat generating body mounting components which concerns on other embodiment of this invention. It is principal part sectional drawing shown in order to demonstrate the attachment structure of the heat generating body mounting components which concerns on other embodiment of this invention.
- SYMBOLS 10 Baseplate 10A ... Mounting surface 11 ... Frame 12 ... Semiconductor element 13 ... Lid 14 ... Connection terminal for external connection 15, 51, 152, 153, 154, 155, 156 ... Protrusion 16 ... Mounting recessed part 17 ... Heat dissipation member 17A ... mounting surface 18 ... heat conduction sheet 20 ... heating element mounting part 22 ... heating element 171, 172, 173, 174 ... projection 181, 182, 183, 184 ... projection.
- FIG. 1 shows the appearance of a semiconductor package 1 which is a heating element mounting part applied to a heating element mounting part mounting structure according to an embodiment of the present invention.
- the base plate 10 is formed, for example, in a rectangular shape, and mounting concave portions 16 are provided at both ends thereof.
- a frame 11 constituting an element housing portion is integrally provided on one surface of the base plate 10, and the other surface of the base plate 10 constitutes a mounting surface 10A to which a heat dissipation member is attached.
- the base plate 10, the frame 11, and the lid 13 are made of, for example, a metal material having excellent thermal conductivity such as copper. Further, on the entire surface of the mounting surface 10A of the base plate 10, for example, a plurality of projections 15 in the shape of a quadrangular pyramid are formed without a gap (see FIG. 3).
- the mounting recess 16 is, for example, a screw to the heat dissipation member 17 of a screw member (not shown) inserted through the semiconductor package 1 placed on the heat dissipation member 17 via the heat conduction sheet 18 (see FIG. 2). Make it possible to wear.
- the heat dissipating member 17 is, for example, a heat sink made of a metal body, and has a mounting surface 17A to which the heat generating element mounting component (semiconductor package 1) is mounted.
- the heat conductive sheet 18 is softer than copper and is excellent in thermal conductivity, such as a metal material such as gold (Au), tin (Sn), indium (In), or a graphite sheet It is formed of a material such as a polymeric heat conductive material.
- the thickness of the heat transfer sheet 18 is set so that the heat transfer sheet 18 and the heat dissipation member 17 are in close contact with each other in a state where the plurality of projections 15 of the base plate 10 are pressed into the heat transfer sheet 18.
- the base plate 10 When the heat conductive sheet 18 is inserted into the mounting recess 16 of the base plate 10 and screwed to the heat radiating member 17, the base plate 10 is in pressure contact with one surface of the heat conductive sheet 18. Thereby, in a state where the plurality of projections 15 of the base plate 10 are pressed into the heat conduction sheet 18, the heat conduction sheet 18 and the heat dissipation member 17 are in close contact (see FIG. 4).
- the base plate 10 incorporating the semiconductor element 12 is mounted on the heat dissipation member 17 with the heat conduction sheet 18 interposed as shown in FIG. 2, and the heat is dissipated using the screw member (not shown) It is fastened and attached to the member 17. Then, as shown in FIG. 4, the plurality of protrusions 15 are pressed against one surface of the heat conductive sheet 18 and pushed into the surface of the heat conductive sheet 18, and the bases of the plurality of protrusions 15 are It is in close contact with one side of the conductive sheet 18. Thus, the base plate 10 is thermally coupled to the heat dissipation member 17 via the heat conduction sheet 18.
- the heat transfer area (contact area) between the base plate 10 and the heat conduction sheet 18 is the area of a portion including the surfaces of the plurality of protrusions 15 on the mounting surface 10A of the base plate 10, compared to the mounting surface area It will be a large area.
- the heat transferred from the semiconductor element 12 to the base plate 10 is efficiently transferred from the portion including the surfaces of the plurality of protrusions 15 on the mounting surface to the heat conduction sheet 18 and is further conducted to the heat dissipation member 17 via the heat conduction sheet 18 Heat is dissipated. Thereby, the heat control of the semiconductor element 12 is performed.
- the heat transfer sheet 18 is formed of a metal material, the heat transfer area with the base plate 10 is increased, and in addition, the electrical conduction of the base plate 10 can be kept small. For this reason, higher performance electrical performance of the semiconductor element 12 mounted on the base plate 10 can be secured.
- the base plate 10 is provided with a plurality of projections 15 on the mounting surface 10A, and the base plate 10 is dissipated by interposing a heat conduction sheet 18 formed of a softer material than the base plate 10 It is attached to the member 17.
- the base plate 10 when the base plate 10 is attached to the heat dissipation member 17 via the heat conduction sheet 18 at its attachment surface, the plurality of projections 15 of the attachment surface is pushed into the heat conduction sheet 18, and the base plate 10 is a heat conduction sheet It is thermally coupled to the heat dissipation member 17 via 18.
- the heat transfer area between the base plate 10 and the heat transfer sheet 18 is the area of the mounting surface including the surface area including the outer peripheral walls of the plurality of protrusions 15, and the heat transfer area is increased without increasing the area of the mounting surface of the base plate 10. It can be expanded. As a result, in the mounting structure of the heat-generating-element-mounted component, it is possible to improve the heat radiation efficiency while securing the miniaturization of the base plate 10.
- the present invention is not limited thereto, and the projections formed on the mounting surface of the base plate 10 may have various shapes such as a polygonal pyramid shape larger than a triangular pyramid, a conical shape, a curved shape, a needle shape, a ring shape, etc. Effective effects are expected.
- a plurality of projections 151 that project in a curved shape as shown in FIG. 5 a plurality of ring-shaped projections 152 that have a circular shape as shown in FIG.
- a plurality of rectangular ring shaped projections 153 may be provided.
- FIGS. 8 to 13 The present invention can be configured as shown in FIGS. 8 to 13 without being limited to the above embodiment, and the same effective effects are expected.
- FIGS. 8 to 11 the same parts as those in FIGS. 1 to 4 are denoted by the same reference numerals, and the detailed description thereof will be omitted.
- the base plate 10 is provided with a plurality of projections 154 having, for example, a quadrangular pyramid shape on the attachment surface.
- the heat dissipation member 17 is provided with a plurality of projections 171 having, for example, a quadrangular pyramid shape on the attachment surface to which the base plate 10 is attached.
- the heat conduction sheet 18 is sandwiched between the base plate 10 and the plurality of projections 154 and 171 of the heat dissipation member 17.
- the heat conduction sheet 18 is formed of a material softer than the material of both the base plate 10 and the heat dissipation member 17.
- the heat conduction sheet 18 is placed on the plurality of protrusions 171 of the heat dissipation member 17, and the plurality of protrusions 154 of the base plate 10 are placed thereon. Then, as described above, the base plate 10 is attached to the heat dissipation member 17 by a screw member (not shown). Thus, the heat conduction sheet 18 is in close contact with the base plate 10 and the heat dissipation member 17 in a state where both of the plurality of protrusions 154 and 171 are pressed onto both sides of the heat conduction sheet 18.
- the heat transfer area of the mounting surface of the base plate 10 with the heat conducting sheet 18 is the area of the mounting surface including the surface area including the outer peripheral walls of the plurality of protrusions 154.
- the heat transfer area with the heat conduction sheet 18 in the mounting surface of the heat dissipation member 17 is the area of the mounting surface including the surface area including the outer peripheral wall of the plurality of protrusions 171. These heat transfer areas are larger than the respective areas of the mounting surface of the base plate 10 and the mounting surface of the heat dissipation member 17.
- the heat conduction performance between the component base plate 10 and the heat conduction sheet 18 and the heat conduction performance between the heat conduction sheet 18 and the heat dissipation member 17 are improved. Heat transfer performance is obtained.
- the heat conduction sheet 18 is formed of a material having a hardness higher than that of the base plate 10 and the heat dissipation member 17.
- a plurality of projections 181 and 182 in the shape of a quadrangular pyramid are provided corresponding to and facing the mounting surface of the base plate 10 and the mounting surface of the heat dissipation member 17.
- the heat conductive sheet 18 is interposed between the base plate 10 and the heat radiating member 17, and the base plate 10 and the heat radiating member 17 are attached by the screw member (not shown). Then, with the plurality of projections 181 and 182 on both sides of the heat conductive sheet 18 being in contact with the mounting surface of the base plate 10 and the mounting surface of the heat dissipation member 17 and pressed into each other, the heat conductive sheet 18 dissipates heat The members 17 are in close contact with each other.
- the heat transfer area of the mounting surface of the base plate 10 with the heat conductive sheet 18 is the area of the mounting surface including the surface area including the outer peripheral walls of the plurality of protrusions 181 of the heat conductive sheet 18.
- the heat transfer area with the heat conduction sheet 18 on the attachment surface of the heat dissipation member 17 is the area of the attachment surface including the surface area including the outer peripheral wall of the plurality of projections 182 of the heat conduction sheet 18.
- a plurality of projections 155 and 172 having, for example, a quadrangular pyramid shape are provided on the mounting surface of the base plate 10 and the mounting surface of the heat dissipation member 17, respectively. Further, on both surfaces of the heat conductive sheet 18, for example, a plurality of projections 183 and 184 in the shape of a quadrangular pyramid are provided corresponding to the plurality of projections 155 and 172 of the base plate 10 and the heat dissipation member 17.
- the heat conduction sheet 18 is mounted on the heat dissipation member 17 with the plurality of protrusions 184 on one surface thereof being engaged with the plurality of protrusions 172 of the heat dissipation member 17.
- the base plate 10 is mounted on the heat transfer sheet 18 with the plurality of protrusions 155 engaged with the plurality of protrusions 183 on the other surface of the heat transfer sheet 18. Then, when the base plate 10 is attached to the heat dissipation member 17 by the screw member (not shown) as described above, the plurality of projections 184 and 183 on both sides of the heat conduction sheet 18 correspond to the plurality of heat dissipation members 17 and the base plate 10 respectively.
- the heat conduction sheet 18 is in close contact with the base plate 10 and the heat radiation member 17 in a state of being engaged with the protrusions 172 and 155 of the second embodiment.
- the heat transfer area of the heat conduction sheet 18 on the mounting surface of the base plate 10 is the area of the mounting surface including the surface area including the outer peripheral wall of each of the plurality of protrusions 155.
- the heat transfer area of the heat conduction sheet 18 on the mounting surface of the heat dissipation member 17 is the area of the mounting surface including the surface area including the outer peripheral walls of the plurality of protrusions 172.
- a plurality of projections 156 and 173 having, for example, a quadrangular pyramid shape are provided on the mounting surface of the base plate 10 and the mounting surface of the heat dissipation member 17, respectively.
- the base plate 10 With the plurality of projections 156 of the base plate 10 engaged with the plurality of projections 173 of the heat dissipation member 17, the base plate 10 is attached to the heat dissipation member 17 by the screw member (not shown).
- the mounting surface of the base plate 10 is in close contact with the mounting surface of the heat dissipation member 17 and is thermally coupled.
- the heat transfer area of the base plate 10 to the heat dissipation member 17 is the area of the mounting surface including the surface area including the outer peripheral walls of the plurality of protrusions 156. Since the heat transfer area is larger than the area of the mounting surface, good heat transfer performance can be obtained.
- the heat dissipating member 17 has a plurality of projections 174 formed on the mounting surface, and the base plate 10 has the heat dissipating member 17 interposed with a heat conducting sheet 18 formed of a softer material than the heat dissipating member 17.
- the plurality of projections 174 on the mounting surface of the heat dissipation member 17 are pushed into the heat conduction sheet 18, and the base plate 10 is thermally coupled to the heat dissipation member 17 via the heat conduction sheet 18.
- the heat transfer area between the heat dissipation member 17 and the heat conduction sheet 18 is enlarged by the surface of the plurality of projections 174 from the area of the mounting surface of the heat dissipation member 17 to improve the heat conduction performance between the heat dissipation member 17 and the heat conduction sheet 18 it can.
- the mounting structure of the heat-generating-element-mounted component it is possible to improve the heat radiation efficiency after securing the miniaturization of the base plate 10.
- the heat generating element mounting component 20 having an L-shaped cross section is attached to the heat dissipation member 17 via the heat conduction sheet 18.
- the heating element mounting part 20 is attached to the heat dissipation member 17 by a screw member (not shown).
- a plurality of protrusions are respectively formed on the mounting surfaces 20A and 17A, as in the embodiment shown in FIG.
- the heat conduction sheet 18 is made of a material softer than the heating element mounting part 20 and the heat radiation member 17.
- the heat dissipating member 17 is provided with a plurality of heat dissipating fins 17C on a base 17B.
- the heat generating body 22 is attached to the site
- the heating element 22 may be attached to the heating element mounting part 20 either before attaching the heating element mounting part 20 to the heat dissipation member 17 or after attaching the heating element mounting part 20 to the heat dissipation member 17. Also in the mounting structure of the heating element mounting component, the mounting structure of the heating element mounting component with improved heat dissipation efficiency can be obtained.
- the shapes of the plurality of protrusions 154 are quadrangular pyramidal shapes.
- the present invention is not limited to this, and can be formed into various shapes such as a multipyramid shape including a triangular pyramid or more, a conical shape, a curved shape, a needle shape, and a ring shape, and similarly effective effects are expected.
- the present invention is applied to a semiconductor package as a heating element mounting component.
- the present invention is not limited to this, and the present invention can be applied to a heating element mounting part on which various electronic parts as heating elements are mounted, and similarly effective effects are expected.
- the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the invention at the implementation stage. Furthermore, the above embodiments include inventions of various stages, and various inventions can be extracted by appropriate combinations of a plurality of disclosed configuration requirements.
- the heat transfer area on the mounting surface of the heating element mounting part or the heat radiation member can be increased, and the mounting structure of the heating element mounting part according to the present invention can be applied to mounting applications of heating elements for which high heat dissipation efficiency is required.
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
Description
10A…取付面
11…枠体
12…半導体素子
13…蓋体
14…外部接続用接続端子
15、51,152,153,154,155,156…突起
16…取付凹部
17…放熱部材
17A…取付面
18…熱伝導シート
20…発熱体搭載部品
22…発熱体
171,172,173、174…突起
181,182,183,184…突起。
Claims (11)
- 複数の突起が設けられた取付面を有し、発熱体が搭載される発熱体搭載部品と、
前記発熱体搭載部品が熱的に結合される放熱部材と、
前記発熱体搭載部品に比して柔らかい材料で形成され、前記発熱体搭載部品の前記取付面と前記放熱部材との間に介在された熱伝導シートと、
を具備することを特徴とする発熱体搭載部品の取付構造。 - 前記発熱体搭載部品の複数の前記突起は、前記取付面の全面に設けられていることを特徴とする請求項1記載の発熱体搭載部品の取付構造。
- 複数の突起が設けられた取付面を有し、発熱体が搭載される発熱体搭載部品と、
複数の突起が設けられた取付面を有し、前記発熱体搭載部品が熱的に結合される放熱部材と、
前記発熱体搭載部品の複数の前記突起及び前記放熱部材の複数の前記突起との間に介在された、前記発熱体搭載部品及び前記放熱部材に比して柔らかい材料で形成された熱伝導シートと、
を具備することを特徴とする発熱体搭載部品の取付構造。 - 取付面を有し、発熱体が搭載される発熱体搭載部品と、
取付面を有し、前記発熱体搭載部品の前記取付面が熱的に結合される放熱部材と、
前記発熱体搭載部品と前記放熱部材との間に介在され、前記発熱体搭載部品の前記取付面及び前記放熱部材の前記取付面に対向して複数の突起が両面に設けられ、前記発熱体搭載部品及び前記放熱部材に比して硬度の高い材料で形成される熱伝導シートと、
を具備することを特徴とする発熱体搭載部品の取付構造。 - 複数の突起が設けられた取付面を有し、発熱体が搭載される発熱体搭載部品と、
複数の突起が設けられた取付面を有し、前記発熱体搭載部品の前記取付面が熱的に結合される放熱部材と、
前記発熱体搭載部品の取付面と前記放熱部材と取付面との間に介在され、前記発熱体搭載部品の複数の前記突起及び前記放熱部材の複数の前記突起に嵌合される複数の突起が設けられた熱伝導シートと、
を具備することを特徴とする発熱体搭載部品の取付構造。 - 前記発熱体搭載部品の複数の前記突起は前記発熱体搭載部品の前記取付面の全面に設けられ、前記放熱部材の複数の前記突起は前記放熱部材前記取付面の全面に設けられ、また前記熱伝導シートの複数の前記突起は、前記熱伝導シートの両面の全面に設けられることを特徴とする請求項5記載の発熱体搭載部品の取付構造。
- 複数の突起が設けられた取付面を有し、発熱体が搭載される発熱体搭載部品と、
複数の突起が設けられた取付面を有し、前記発熱体搭載部品が熱的に結合される放熱部材であって、前記発熱体搭載部品の複数の前記突起が前記放熱部材の複数の前記突起に嵌合される放熱部材と、
を具備したことを特徴とする発熱体搭載部品の取付構造。 - 前記発熱体搭載部品の複数の前記突起及び前記放熱部材の複数の前記突起は、それぞれの取付面の全面に設けられることを特徴とする請求項7記載の発熱体搭載部品の取付構造。
- 取付面を有し、発熱体が搭載される発熱体搭載部品と、
複数の突起が設けられた取付面を有し、前記発熱体搭載部品が熱的に結合される放熱部材と、
前記発熱体搭載部品及び前記放熱部材の間に介在され、前記放熱部材に比して柔らかい材料で形成された熱伝導シートと、
を具備することを特徴とする発熱体搭載部品の取付構造。 - 前記熱伝導シートは、金属材料で形成されることを特徴とする請求項1、3、4、5、9のいずれかに記載の発熱体搭載部品の取付構造。
- 前記発熱体搭載部品は、半導体パッケージであることを特徴とする請求項1、3、4、5、7、9のいずれかに記載の発熱体搭載部品の取付構造。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08873167.4A EP2251902A4 (en) | 2008-03-05 | 2008-12-10 | STRUCTURE FOR FIXING A COMPONENT WITH A HEATING ELEMENT INSTALLED THEREFOR |
| US12/667,275 US20100186939A1 (en) | 2008-03-05 | 2008-12-10 | Attaching structure of component for mounting heating element |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008055438A JP2009212390A (ja) | 2008-03-05 | 2008-03-05 | 発熱体搭載部品の取付構造 |
| JP2008-055438 | 2008-03-05 |
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| Publication Number | Publication Date |
|---|---|
| WO2009110045A1 true WO2009110045A1 (ja) | 2009-09-11 |
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| PCT/JP2008/003685 Ceased WO2009110045A1 (ja) | 2008-03-05 | 2008-12-10 | 発熱体搭載部品の取付構造 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20100186939A1 (ja) |
| EP (1) | EP2251902A4 (ja) |
| JP (1) | JP2009212390A (ja) |
| KR (1) | KR20100025546A (ja) |
| WO (1) | WO2009110045A1 (ja) |
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| US20230363115A1 (en) * | 2022-05-06 | 2023-11-09 | Clevo Co. | Heat dissipation module |
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| JP5806464B2 (ja) * | 2010-02-03 | 2015-11-10 | 株式会社東芝 | 半導体素子収納用パッケージ及びそれを用いた半導体装置 |
| JP2011222564A (ja) * | 2010-04-02 | 2011-11-04 | Nec Personal Products Co Ltd | ヒートシンク、放熱部材および電子機器 |
| US20130063899A1 (en) * | 2010-05-24 | 2013-03-14 | Sharp Kabushiki Kaisha | Heat dissipating structure of electronic apparatus |
| JP5831273B2 (ja) * | 2012-02-09 | 2015-12-09 | 三菱電機株式会社 | 半導体装置およびその製造方法 |
| WO2013141287A1 (ja) * | 2012-03-22 | 2013-09-26 | 三菱電機株式会社 | 半導体装置及びその製造方法 |
| DE112013007721B4 (de) * | 2013-12-27 | 2020-07-23 | Mitsubishi Electric Corporation | Halbleitervorrichtung |
| KR101734912B1 (ko) * | 2015-03-02 | 2017-05-12 | 주식회사 엘엠에스 | 방열 시트 |
| JP6612723B2 (ja) * | 2016-12-07 | 2019-11-27 | 株式会社東芝 | 基板装置 |
| CN109219315B (zh) * | 2018-09-04 | 2023-12-01 | 常州是为电子有限公司 | 具有半导体功率器件散热底座的机箱及组装方法 |
| US10825750B2 (en) * | 2018-11-13 | 2020-11-03 | Ge Aviation Systems Llc | Method and apparatus for heat-dissipation in electronics |
| JP7700524B2 (ja) * | 2021-06-10 | 2025-07-01 | 日産自動車株式会社 | 熱交換装置 |
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| JP2758273B2 (ja) | 1991-01-17 | 1998-05-28 | 富士通株式会社 | 高周波平面回路モジュールの実装構造 |
| JP4416362B2 (ja) | 2000-10-30 | 2010-02-17 | 株式会社クボタ | 半導体素子用放熱性部品及び半導体装置 |
| JP2002270745A (ja) | 2001-03-12 | 2002-09-20 | Hitachi Cable Ltd | フィン付放熱材およびその製造方法 |
| JP2003273294A (ja) * | 2002-01-09 | 2003-09-26 | Nitto Denko Corp | 熱伝導シートおよびこれを用いた半導体装置 |
| JP2004063898A (ja) | 2002-07-30 | 2004-02-26 | Hitachi Cable Ltd | 放熱材及びその製造方法 |
| JP2006237103A (ja) | 2005-02-23 | 2006-09-07 | Kyocera Corp | 熱伝導部材および電子装置 |
| JP4617209B2 (ja) * | 2005-07-07 | 2011-01-19 | 株式会社豊田自動織機 | 放熱装置 |
| TWI325642B (en) * | 2005-12-14 | 2010-06-01 | Showa Denko Kk | Gallium nitride type compound semiconductor light-emitting device and process for producing the same |
| JP5083261B2 (ja) * | 2009-03-26 | 2012-11-28 | 三菱電機株式会社 | 半導体装置及びその製造方法 |
-
2008
- 2008-03-05 JP JP2008055438A patent/JP2009212390A/ja active Pending
- 2008-12-10 KR KR1020097027401A patent/KR20100025546A/ko not_active Ceased
- 2008-12-10 WO PCT/JP2008/003685 patent/WO2009110045A1/ja not_active Ceased
- 2008-12-10 US US12/667,275 patent/US20100186939A1/en not_active Abandoned
- 2008-12-10 EP EP08873167.4A patent/EP2251902A4/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0672247U (ja) * | 1991-11-26 | 1994-10-07 | サンケン電気株式会社 | 半導体装置 |
| WO2003007376A1 (fr) * | 2001-07-09 | 2003-01-23 | Daikin Industries, Ltd. | Module d'alimentation et conditionneur d'air |
| JP2008078564A (ja) * | 2006-09-25 | 2008-04-03 | Fujikura Ltd | 放熱構造 |
Non-Patent Citations (1)
| Title |
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| See also references of EP2251902A4 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8629555B2 (en) | 2008-11-21 | 2014-01-14 | Kabushiki Kaisha Toshiba | Fixture for semiconductor device and assembly of semiconductor device |
| US20230363115A1 (en) * | 2022-05-06 | 2023-11-09 | Clevo Co. | Heat dissipation module |
| US12526964B2 (en) * | 2022-05-06 | 2026-01-13 | Clevo Co | Heat dissipation module |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009212390A (ja) | 2009-09-17 |
| EP2251902A1 (en) | 2010-11-17 |
| EP2251902A4 (en) | 2014-10-08 |
| US20100186939A1 (en) | 2010-07-29 |
| KR20100025546A (ko) | 2010-03-09 |
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