JP4581016B2 - 半導体チップ実装体、半導体チップ実装体の製造方法および電子機器 - Google Patents
半導体チップ実装体、半導体チップ実装体の製造方法および電子機器 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims description 107
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000006247 magnetic powder Substances 0.000 claims description 54
- 229920005989 resin Polymers 0.000 claims description 27
- 239000011347 resin Substances 0.000 claims description 27
- 229920001187 thermosetting polymer Polymers 0.000 claims description 27
- 239000000843 powder Substances 0.000 claims description 18
- 239000000945 filler Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000012141 concentrate Substances 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 48
- 229910052710 silicon Inorganic materials 0.000 description 48
- 239000010703 silicon Substances 0.000 description 48
- 239000003822 epoxy resin Substances 0.000 description 10
- 229920000647 polyepoxide Polymers 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000003566 sealing material Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011342 resin composition Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
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- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
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- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16225—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32225—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H01L2224/732—Location after the connecting process
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- H01L2224/732—Location after the connecting process
- H01L2224/73201—Location after the connecting process on the same surface
- H01L2224/73203—Bump and layer connectors
- H01L2224/73204—Bump and layer connectors the bump connector being embedded into the layer connector
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- H01L2924/102—Material of the semiconductor or solid state bodies
- H01L2924/1025—Semiconducting materials
- H01L2924/10251—Elemental semiconductors, i.e. Group IV
- H01L2924/10253—Silicon [Si]
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- Manufacturing & Machinery (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
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Description
前記回路基板の回路パターンに実装された半導体チップと、
少なくとも前記回路基板と前記半導体チップの間および前記半導体チップの側面に配置され、前記回路基板に前記半導体チップを固定するための接合部材と、
を具備し、
前記接合部材は、熱硬化性樹脂とこの熱硬化性樹脂に分散された磁性体粉末とを含み、かつ
前記磁性体粉末は、前記半導体チップのコーナ部に対応する前記接合部材に局在させることを特徴とする半導体チップ実装体が提供される。
少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に熱硬化性樹脂および磁性体粉末を含む接合組成物を供給して磁性体粉末含有熱硬化性樹脂の充填物を形成する工程と、
前記充填物を加熱する工程と、
加熱による前記充填物の硬化の間に前記半導体チップのコーナ部に対応する前記充填物に磁力を加えて、充填物中の磁性体粉末を前記半導体チップの4つのコーナ部に対応する充填物の箇所に集中させることによって、少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に配置され、磁性体粉末が前記半導体チップのコーナ部に対応する箇所に局在する接合部材を形成する工程と
を含むことを特徴とする半導体チップ実装体の製造方法が提供される。
前記半導体チップ実装体は、実装面に回路パターンが形成された回路基板と、前記回路基板の回路パターンに実装された半導体チップと、少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に配置され、前記回路基板に前記半導体チップを固定するための接合部材とを備え、前記接合部材は熱硬化性樹脂とこの熱硬化性樹脂に分散された磁性体粉末とを含み、かつ前記磁性体粉末は前記半導体チップのコーナ部に対応する前記接合部材に局在することを特徴とする電子機器が提供される。
図1は、第1実施形態に係る半導体チップ実装体を示す平面図、図2は図1のII−II線に沿う断面図である。
図9は第2実施形態に係る電子機器、例えばノート型のポータブルコンピュータを示す斜視図である。
Claims (13)
- 実装面に回路パターンが形成された回路基板と、
前記回路基板の回路パターンに実装された半導体チップと、
少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に配置され、前記回路基板に前記半導体チップを固定するための接合部材と、
を具備し、
前記接合部材は、熱硬化性樹脂とこの熱硬化性樹脂に分散された磁性体粉末とを含み、かつ
前記磁性体粉末は、前記半導体チップのコーナ部に対応する前記接合部材に局在することを特徴とする半導体チップ実装体。 - 前記磁性体粉末は、電磁波の発生源と対向する前記接合部材部分にさらに局在することを特徴とする請求項1記載の半導体チップ実装体。
- 前記接合部材は、前記回路基板の対向面と反対側に位置する前記半導体チップの表面までさらに延出して覆い、かつ前記磁性体粉末は前記半導体チップの表面を覆う前記接合部材部分に局在することを特徴とする請求項1記載の半導体チップ実装体。
- 前記磁性体粉末がフェライト粉末であることを特徴とする請求項1記載の半導体チップ実装体。
- 前記磁性体粉末が0.1〜10μmの平均粒径を有することを特徴とする請求項1記載の半導体チップ実装体。
- 回路基板の実装面に形成された回路パターンに半導体チップを実装する工程と、
少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に熱硬化性樹脂および磁性体粉末を含む接合組成物を供給して磁性体粉末含有熱硬化性樹脂の充填物を形成する工程と、
前記充填物を加熱する工程と、
加熱による前記充填物の硬化の間に前記半導体チップのコーナ部に対応する前記充填物に磁力を加えて、充填物中の磁性体粉末を前記半導体チップの4つのコーナ部に対応する充填物の箇所に集中させることによって、少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に配置され、磁性体粉末が前記半導体チップのコーナ部に対応する箇所に局在する接合部材を形成する工程と
を含むことを特徴とする半導体チップ実装体の製造方法。 - 前記加熱は、前記磁性体粉末含有熱硬化性樹脂の充填物が形成された回路基板を搬送しながら加熱するリフロー炉で行うことを特徴とする請求項6記載の半導体チップ実装体の製造方法。
- 前記磁力を加えて前記充填物中の磁性体粉末を前記半導体チップの4つのコーナ部に対応する充填物の箇所に集中させた後、消磁処理を施すことを特徴とする請求項6記載の半導体チップ実装体の製造方法。
- 筐体と、この筐体内に搭載された半導体チップ実装体とを具備し、
前記半導体チップ実装体は、実装面に回路パターンが形成された回路基板と、前記回路基板の回路パターンに実装された半導体チップと、少なくとも前記回路基板と前記半導体チップの間および半導体チップの側面に配置され、前記回路基板に前記半導体チップを固定するための接合部材とを備え、前記接合部材は熱硬化性樹脂とこの熱硬化性樹脂に分散された磁性体粉末とを含み、かつ前記磁性体粉末は前記半導体チップのコーナ部に対応する前記接合部材に局在することを特徴とする電子機器。 - 前記磁性体粉末は、電磁波の発生源と対向する前記接合部材部分にさらに局在することを特徴とする請求項9記載の電子機器。
- 前記接合部材は、前記回路基板の対向面と反対側に位置する前記半導体チップの表面までさらに延出して覆い、かつ前記磁性体粉末は前記半導体チップの表面を覆う前記接合部材部分に局在することを特徴とする請求項9記載の電子機器。
- 前記磁性体粉末がフェライト粉末であることを特徴とする請求項9記載の電子機器。
- 前記磁性体粉末が0.1〜10μmの平均粒径を有することを特徴とする請求項9記載の電子機器。
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JP2009073903A JP4581016B2 (ja) | 2009-03-25 | 2009-03-25 | 半導体チップ実装体、半導体チップ実装体の製造方法および電子機器 |
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JP2010263250A (ja) * | 2010-08-24 | 2010-11-18 | Toshiba Corp | 電子機器 |
JP2011018916A (ja) * | 2010-08-24 | 2011-01-27 | Toshiba Corp | 半導体チップ実装体の製造方法 |
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JP2016033969A (ja) * | 2014-07-31 | 2016-03-10 | 株式会社東芝 | 電子部品、及び電子ユニット |
KR102514042B1 (ko) * | 2018-08-01 | 2023-03-24 | 삼성전자주식회사 | 반도체 패키지 및 이의 제조 방법 |
US11139268B2 (en) * | 2019-08-06 | 2021-10-05 | Advanced Semiconductor Engineering, Inc. | Semiconductor package structure and method of manufacturing the same |
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JP2010263250A (ja) * | 2010-08-24 | 2010-11-18 | Toshiba Corp | 電子機器 |
JP2011018916A (ja) * | 2010-08-24 | 2011-01-27 | Toshiba Corp | 半導体チップ実装体の製造方法 |
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JP2010226009A (ja) | 2010-10-07 |
US8035212B2 (en) | 2011-10-11 |
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