JP6891904B2 - 半導体モジュール、電気自動車およびパワーコントロールユニット - Google Patents
半導体モジュール、電気自動車およびパワーコントロールユニット Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims description 140
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 229920005989 resin Polymers 0.000 claims description 25
- 239000011347 resin Substances 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 239000011888 foil Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
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- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
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- H01L25/07—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L29/00
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- H01L29/66234—Bipolar junction transistors [BJT]
- H01L29/66325—Bipolar junction transistors [BJT] controlled by field-effect, e.g. insulated gate bipolar transistors [IGBT]
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
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- 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
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1427—Housings
- H05K7/1432—Housings specially adapted for power drive units or power converters
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- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49537—Plurality of lead frames mounted in one device
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- H01—ELECTRIC ELEMENTS
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- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49541—Geometry of the lead-frame
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Description
特許文献1 特開2007−266608号公報
特許文献2 特開2012−212713号公報
Claims (13)
- 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記電気接続部および前記放熱部のそれぞれは、異なる高さに配置された1つ以上の板状部を有し、
最も上側の板状部と、当該板状部の直下の板状部との間隔は、他の隣接するいずれか1組の板状部における間隔よりも大きい
半導体モジュール。 - 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記電気接続部および前記放熱部のそれぞれは、異なる高さに配置された1つ以上の板状部を有し、
最も上側の板状部は、他のいずれかの板状部よりも薄い
半導体モジュール。 - 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記電気接続部は、
前記主端子に接続された第1の板状部と、
前記複数の半導体チップを前記第1の板状部に接続する複数のチップ接続部とを有し、
前記複数のチップ接続部は、前記第1の板状部と一体に成形され、前記複数のチップ接続部は、前記第1の板状部よりも薄く形成される
半導体モジュール。 - 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記半導体チップおよび前記リードフレームは樹脂で封止され、
前記電気接続部は、前記主端子に接続され、前記主端子から前記複数の半導体チップに向かう方向が長手方向である第1の板状部を有し、
前記放熱部は、前記第1の板状部から、前記第1の板状部の前記長手方向とは異なる方向に延びて設けられ、
前記放熱部は、前記第1の板状部の主面に対して上方向または下方向に伸びる縦延長部を有し、
前記放熱部は、前記第1の板状部とは異なる高さに設けられた1つ以上の第2の板状部を有し、
少なくとも一つの前記第2の板状部は、前記第1の板状部の主面に対して傾いた主面を有し、
前記縦延長部は、前記第1の板状部および前記第2の板状部を接続する
半導体モジュール。 - 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記半導体チップおよび前記リードフレームは樹脂で封止され、
前記電気接続部は、前記主端子に接続され、前記主端子から前記複数の半導体チップに向かう方向が長手方向である第1の板状部を有し、
前記放熱部は、前記第1の板状部から、前記第1の板状部の前記長手方向とは異なる方向に延びて設けられ、
前記放熱部は、前記第1の板状部の主面に対して上方向または下方向に伸びる縦延長部を有し、
前記放熱部は、前記第1の板状部とは異なる高さに設けられた1つ以上の第2の板状部を有し、
少なくとも一つの前記第2の板状部は、前記第1の板状部の主面に対向する主面を有し、
前記縦延長部は、前記第1の板状部および前記第2の板状部を接続し、
前記電気接続部および前記放熱部のそれぞれは、異なる高さに配置された1つ以上の板状部を有し、
いずれかの板状部に貫通孔が形成されている
半導体モジュール。 - 複数の半導体チップと、
前記複数の半導体チップに接続されたリードフレームと、
前記リードフレームに接続された主端子と
を備え、
前記リードフレームは、
前記複数の半導体チップと、前記主端子とを電気的に接続する電気接続部と、
前記電気接続部から延長して設けられた放熱部と
を有し、
前記半導体チップおよび前記リードフレームは樹脂で封止され、
前記電気接続部は、前記主端子に接続され、前記主端子から前記複数の半導体チップに向かう方向が長手方向である第1の板状部を有し、
前記放熱部は、前記第1の板状部から、前記第1の板状部の前記長手方向とは異なる方向に延びて設けられ、
前記放熱部は、前記第1の板状部の主面に対して上方向または下方向に伸びる縦延長部を有し、
前記縦延長部に貫通孔が形成されている
半導体モジュール。 - 前記放熱部は、前記主端子と前記複数の半導体チップとの間に流れる電流の経路を拡張しない
請求項1から6のいずれか一項に記載の半導体モジュール。 - 前記電気接続部は、前記主端子に接続され、前記主端子から前記複数の半導体チップに向かう方向が長手方向である第1の板状部を有し、
前記放熱部は、前記第1の板状部から、前記第1の板状部の前記長手方向とは異なる方向に延びて設けられる
請求項1から3のいずれか一項に記載の半導体モジュール。 - 前記放熱部は、前記第1の板状部の主面に対して上方向または下方向に伸びる縦延長部を有する
請求項8に記載の半導体モジュール。 - 前記放熱部は、前記第1の板状部とは異なる高さに設けられた1つ以上の第2の板状部を有し、
少なくとも一つの前記第2の板状部は、前記第1の板状部の主面に対向する主面を有し、
前記縦延長部は、前記第1の板状部および前記第2の板状部を接続する
請求項9に記載の半導体モジュール。 - 前記リードフレームは、接合されている少なくとも2つの金属部材を含む
請求項1から10のいずれか一項に記載の半導体モジュール。 - 請求項1から11のいずれか一項に記載の半導体モジュールを備える電気自動車。
- 請求項1から11のいずれか一項に記載の半導体モジュールを備えるパワーコントロールユニット。
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JP2017019964 | 2017-02-06 | ||
JP2017019964 | 2017-02-06 | ||
PCT/JP2018/000370 WO2018142864A1 (ja) | 2017-02-06 | 2018-01-10 | 半導体モジュール、電気自動車およびパワーコントロールユニット |
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JP6591673B2 (ja) * | 2016-07-08 | 2019-10-16 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
JP6906583B2 (ja) * | 2019-10-29 | 2021-07-21 | 三菱電機株式会社 | 半導体パワーモジュール |
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FR2368868A7 (fr) * | 1976-10-21 | 1978-05-19 | Ates Componenti Elettron | Dispositif a semi conducteurs en forme de boitier |
US4480262A (en) * | 1982-07-15 | 1984-10-30 | Olin Corporation | Semiconductor casing |
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2018
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