JP7322467B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP7322467B2 JP7322467B2 JP2019066970A JP2019066970A JP7322467B2 JP 7322467 B2 JP7322467 B2 JP 7322467B2 JP 2019066970 A JP2019066970 A JP 2019066970A JP 2019066970 A JP2019066970 A JP 2019066970A JP 7322467 B2 JP7322467 B2 JP 7322467B2
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- H10W40/00—Arrangements for thermal protection or thermal control
- H10W40/70—Fillings or auxiliary members in containers or in encapsulations for thermal protection or control
- H10W40/77—Auxiliary members characterised by their shape
- H10W40/778—Auxiliary members characterised by their shape in encapsulations
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- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
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- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/40—Leadframes
- H10W70/421—Shapes or dispositions
- H10W70/424—Cross-sectional shapes
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- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07331—Connecting techniques
- H10W72/07334—Using a reflow oven
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- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07351—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting
- H10W72/07354—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting changes in dispositions
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- H10W72/071—Connecting or disconnecting
- H10W72/076—Connecting or disconnecting of strap connectors
- H10W72/07631—Techniques
- H10W72/07636—Soldering or alloying
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- H10W72/00—Interconnections or connectors in packages
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- H10W72/076—Connecting or disconnecting of strap connectors
- H10W72/07651—Connecting or disconnecting of strap connectors characterised by changes in properties of the strap connectors during connecting
- H10W72/07653—Connecting or disconnecting of strap connectors characterised by changes in properties of the strap connectors during connecting changes in shapes
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- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
- H10W72/231—Shapes
- H10W72/234—Cross-sectional shape, i.e. in side view
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- H10W72/341—Dispositions of die-attach connectors, e.g. layouts
- H10W72/347—Dispositions of multiple die-attach connectors
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- H10W72/00—Interconnections or connectors in packages
- H10W72/30—Die-attach connectors
- H10W72/351—Materials of die-attach connectors
- H10W72/352—Materials of die-attach connectors comprising metals or metalloids, e.g. solders
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- H—ELECTRICITY
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/60—Strap connectors, e.g. thick copper clips for grounding of power devices
- H10W72/631—Shapes of strap connectors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/60—Strap connectors, e.g. thick copper clips for grounding of power devices
- H10W72/641—Dispositions of strap connectors
- H10W72/646—Dispositions of strap connectors the connected ends being on auxiliary connecting means on bond pads, e.g. on a bump connector
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- H10W72/00—Interconnections or connectors in packages
- H10W72/60—Strap connectors, e.g. thick copper clips for grounding of power devices
- H10W72/651—Materials of strap connectors
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- H10W72/00—Interconnections or connectors in packages
- H10W72/851—Dispositions of multiple connectors or interconnections
- H10W72/853—On the same surface
- H10W72/868—Die-attach connectors and strap connectors
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- H10W72/00—Interconnections or connectors in packages
- H10W72/851—Dispositions of multiple connectors or interconnections
- H10W72/874—On different surfaces
- H10W72/886—Die-attach connectors and strap connectors
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- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/921—Structures or relative sizes of bond pads
- H10W72/926—Multiple bond pads having different sizes
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- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/951—Materials of bond pads
- H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
- H10W74/111—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
- H10W90/726—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between a chip and a stacked lead frame, conducting package substrate or heat sink
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/736—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked lead frame, conducting package substrate or heat sink
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/761—Package configurations characterised by the relative positions of pads or connectors relative to package parts of strap connectors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W99/00—Subject matter not provided for in other groups of this subclass
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- Wire Bonding (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Description
12:半導体素子
12a、12b:主電極
12c:信号パッド
12e:頂面
12d:突出部
14、16:放熱板
18:信号端子
18a:一端
18b:凹部
18c:凸部
18d:頂面
20:封止体
22、24:はんだ層
Claims (11)
- 表面に信号パッドを有するパワー半導体素子と、
前記信号パッドに接合材を介して接合された端子と、を備え、
前記パワー半導体素子の表面に露出する前記信号パッドの表面には、前記端子に向けて突出する突出部と、前記突出部の周囲に位置する非突出部と、が設けられており、
前記接合材は、前記突出部に接触するとともに、前記非突出部には接触していない、
半導体装置。 - 前記端子において前記接合材が接触する範囲を、前記パワー半導体素子の前記表面に投影した投影範囲内に、前記突出部の全体が包含される、請求項1に記載の半導体装置。
- 前記端子において前記接合材が接触する範囲を、前記パワー半導体素子の前記表面に投影した投影範囲内に、前記信号パッドの全体が包含される、請求項1又は2に記載の半導体装置。
- 前記端子には、前記信号パッドの前記突出部に対向して、凹部が設けられており、
前記接合材は、前記凹部の内面に接触している、請求項1から3のいずれか一項に記載の半導体装置。 - 前記端子には、前記信号パッドの前記突出部と対向して、凸部が設けられており、
前記接合材は、前記凸部の頂面に接触している、請求項1から3のいずれか一項に記載の半導体装置。 - 前記凸部の前記頂面を、前記パワー半導体素子の前記表面に投影した投影範囲内に、前記突出部の全体が包含される、請求項5に記載の半導体装置。
- 前記突出部を構成する材料は、前記接合材を構成する材料よりも融点が高い、請求項1から6のいずれか一項に記載の半導体装置。
- 前記突出部を構成する材料は、前記信号パッドを構成する材料と異なる、請求項1から7のいずれか一項に記載の半導体装置。
- 前記突出部は、多孔質構造を有する、請求項1から8のいずれか一項に記載の半導体装置。
- 前記突出部の高さ寸法が100μm以上である、請求項1から9のいずれか一項に記載の半導体装置。
- 前記パワー半導体素子を封止する封止体をさらに備え、
前記端子は、前記封止体の内部において、前記信号パッドに前記接合材を介して接合されている、請求項1から10のいずれか一項に記載の半導体装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019066970A JP7322467B2 (ja) | 2019-03-29 | 2019-03-29 | 半導体装置 |
| US16/810,978 US11444047B2 (en) | 2019-03-29 | 2020-03-06 | Semiconductor device |
| CN202010239514.8A CN111755405A (zh) | 2019-03-29 | 2020-03-30 | 半导体装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019066970A JP7322467B2 (ja) | 2019-03-29 | 2019-03-29 | 半導体装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2020167287A JP2020167287A (ja) | 2020-10-08 |
| JP7322467B2 true JP7322467B2 (ja) | 2023-08-08 |
Family
ID=72604766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019066970A Active JP7322467B2 (ja) | 2019-03-29 | 2019-03-29 | 半導体装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11444047B2 (ja) |
| JP (1) | JP7322467B2 (ja) |
| CN (1) | CN111755405A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024157458A1 (ja) * | 2023-01-27 | 2024-08-02 | 日立Astemo株式会社 | 半導体装置、電力変換装置 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005521241A (ja) | 2002-03-14 | 2005-07-14 | フェアチャイルド セミコンダクター コーポレーション | 付加バンプを用いたパッケージ上の支持制御ゲート接続 |
| JP2006019504A (ja) | 2004-07-01 | 2006-01-19 | Fujikura Ltd | 電子部品及び電子装置 |
| JP2008034602A (ja) | 2006-07-28 | 2008-02-14 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
| WO2010004609A1 (ja) | 2008-07-07 | 2010-01-14 | 三菱電機株式会社 | 電力用半導体装置 |
| US20130065361A1 (en) | 2011-09-14 | 2013-03-14 | Chipmos Technologies Inc. | Chip package structure and method for manufacturing the same |
| JP2017130576A (ja) | 2016-01-21 | 2017-07-27 | Shマテリアル株式会社 | リードフレーム及びこれを用いた半導体装置、並びにそれらの製造方法 |
| WO2018181727A1 (ja) | 2017-03-30 | 2018-10-04 | 三菱電機株式会社 | 半導体装置およびその製造方法、ならびに電力変換装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06275627A (ja) * | 1993-03-17 | 1994-09-30 | Rohm Co Ltd | モールド型半導体装置およびその製造方法 |
| JPH0927582A (ja) * | 1995-07-13 | 1997-01-28 | Hitachi Ltd | 半導体装置 |
| JP3889077B2 (ja) | 1996-01-17 | 2007-03-07 | Jsr株式会社 | 液晶表示素子 |
| US20040061220A1 (en) * | 1996-03-22 | 2004-04-01 | Chuichi Miyazaki | Semiconductor device and manufacturing method thereof |
| JPH10206493A (ja) * | 1997-01-22 | 1998-08-07 | Jsr Corp | 検査治具 |
| JPH1140728A (ja) | 1997-07-23 | 1999-02-12 | Chichibu Fuji:Kk | リードフレーム及びそのリードフレームを用いた電子部品並びにその電子部品の製造方法 |
| JPH11204572A (ja) * | 1998-01-13 | 1999-07-30 | Hitachi Ltd | 半導体装置の実装構造体及びその製造方法 |
| US20150262920A1 (en) * | 2014-03-17 | 2015-09-17 | Texas Instruments Incorporated | Integrated circuit package |
| JP6669963B2 (ja) * | 2016-02-25 | 2020-03-18 | 山一電機株式会社 | コンタクト端子、および、それを備えるicソケット |
-
2019
- 2019-03-29 JP JP2019066970A patent/JP7322467B2/ja active Active
-
2020
- 2020-03-06 US US16/810,978 patent/US11444047B2/en active Active
- 2020-03-30 CN CN202010239514.8A patent/CN111755405A/zh active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005521241A (ja) | 2002-03-14 | 2005-07-14 | フェアチャイルド セミコンダクター コーポレーション | 付加バンプを用いたパッケージ上の支持制御ゲート接続 |
| JP2006019504A (ja) | 2004-07-01 | 2006-01-19 | Fujikura Ltd | 電子部品及び電子装置 |
| JP2008034602A (ja) | 2006-07-28 | 2008-02-14 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
| WO2010004609A1 (ja) | 2008-07-07 | 2010-01-14 | 三菱電機株式会社 | 電力用半導体装置 |
| US20130065361A1 (en) | 2011-09-14 | 2013-03-14 | Chipmos Technologies Inc. | Chip package structure and method for manufacturing the same |
| JP2017130576A (ja) | 2016-01-21 | 2017-07-27 | Shマテリアル株式会社 | リードフレーム及びこれを用いた半導体装置、並びにそれらの製造方法 |
| WO2018181727A1 (ja) | 2017-03-30 | 2018-10-04 | 三菱電機株式会社 | 半導体装置およびその製造方法、ならびに電力変換装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US11444047B2 (en) | 2022-09-13 |
| CN111755405A (zh) | 2020-10-09 |
| JP2020167287A (ja) | 2020-10-08 |
| US20200312802A1 (en) | 2020-10-01 |
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