JP7201106B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP7201106B2 JP7201106B2 JP2021569755A JP2021569755A JP7201106B2 JP 7201106 B2 JP7201106 B2 JP 7201106B2 JP 2021569755 A JP2021569755 A JP 2021569755A JP 2021569755 A JP2021569755 A JP 2021569755A JP 7201106 B2 JP7201106 B2 JP 7201106B2
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- Prior art keywords
- chip
- slit
- conductive plate
- semiconductor device
- semiconductor
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- 239000004065 semiconductor Substances 0.000 title claims description 148
- 229910000679 solder Inorganic materials 0.000 claims description 72
- 239000000463 material Substances 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 13
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- 239000004332 silver Substances 0.000 claims description 8
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- 239000000758 substrate Substances 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052787 antimony Inorganic materials 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 description 33
- 229910052751 metal Inorganic materials 0.000 description 23
- 239000002184 metal Substances 0.000 description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
- 239000010949 copper Substances 0.000 description 8
- 229910052759 nickel Inorganic materials 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 238000007747 plating Methods 0.000 description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
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- 229910001128 Sn alloy Inorganic materials 0.000 description 4
- QDWJUBJKEHXSMT-UHFFFAOYSA-N boranylidynenickel Chemical compound [Ni]#B QDWJUBJKEHXSMT-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
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- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 4
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- 229910052782 aluminium Inorganic materials 0.000 description 2
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
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- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
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- 229910001245 Sb alloy Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 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
- 238000010276 construction Methods 0.000 description 1
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- 230000005669 field effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000011701 zinc Substances 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
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
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- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5386—Geometry or layout of the interconnection structure
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- H01L25/18—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different subgroups of the same main group of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N
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Description
第1の実施の形態の半導体装置について図1及び図2を用いて説明する。図1は、第1の実施の形態の半導体装置の側面図であり、図2は、第1の実施の形態の半導体装置の平面図である。なお、図1は、封止部材45については破線で表している。図2では、封止部材45の図示を省略している。また、半導体装置50は、ケースの記載を省略している。なお、ケースは、セラミック回路基板10、第1,第2半導体チップ20,21等を収納する。また、第1の実施の形態では、複数の導電板12、第1,第2半導体チップ20,21、複数のコンタクト部品30、複数のボンディングワイヤ15、複数の外部接続ピン40に対して、それぞれ区別することなく、同じ符号を付して説明する。なお、これら以外の構成についても、複数あるものはそれぞれ区別することなく、同じ符号を付して同じ符号で説明する。
第2の実施の形態では、第1,第2チップ領域12a1,12a2及び端子領域12a3の配置位置、形状が第1の実施の形態とは異なる場合について、図6を用いて説明する。図6は、第2の実施の形態の半導体装置に含まれるセラミック回路基板の導電板の要部の平面図である。なお、第2の実施の形態では、第1の実施の形態と同じ構成には同じ符号を付して、それらの説明については簡略、または、省略する。
第3の実施の形態では、第1チップ領域12a1,12a4及び端子領域12a3の配置位置、形状が第1,第2の実施の形態とは異なる場合について、図7を用いて説明する。図7は、第3の実施の形態の半導体装置に含まれるセラミック回路基板の導電板の要部の平面図である。
第4の実施の形態では、第1の実施の形態の導電板12aにおいて第2,第3スリット14b,14cが破線を成して構成されている場合について、図8及び図9を用いて説明する。図8は、第4の実施の形態の半導体装置に含まれるセラミック回路基板の導電板の要部の平面図である。図9は、第4の実施の形態の半導体装置に含まれるセラミック回路基板の導電板の要部の断面図である。なお、図9は、図8の一点鎖線Y-Yにおける断面図を表している。
11 絶縁板
12,12a 導電板
12a1,12a4 第1チップ領域
12a2 第2チップ領域
12a3 端子領域
13 金属板
14a 第1スリット
14b,14b1,14d 第2スリット
14c,14c1 第3スリット
15 ボンディングワイヤ
20,23 第1半導体チップ
21 第2半導体チップ
20a,21a,23a,30a,40a はんだ
24 電子部品
30 コンタクト部品
40 外部接続ピン
41 リードフレーム
45 封止部材
50 半導体装置
Claims (14)
- 絶縁板と前記絶縁板のおもて面に設けられた導電板とを含む基板と、
前記導電板のおもて面の第1チップ領域に設けられた第1半導体チップと、
前記導電板のおもて面の第2チップ領域に設けられた第2半導体チップと、
前記導電板のおもて面の端子領域に設けられた配線端子と、
を有し、
前記導電板は、前記第1チップ領域と前記第2チップ領域との間隙に形成された第1スリットと、前記第1チップ領域と前記端子領域との間隙に形成された第2スリットと、前記第2チップ領域と前記端子領域との間隙に形成された第3スリットとを備え、
前記第1スリットは、前記導電板を貫通した連続線であり、前記第2スリット及び前記第3スリットは、前記導電板の非貫通の連続線、または、前記導電板を部分的に貫通した破線である半導体装置。 - 前記第2スリット及び前記第3スリットの深さは、前記導電板の厚さ未満である、
請求項1に記載の半導体装置。 - 前記第2スリットは、前記導電板の前記第1半導体チップの前記端子領域側の側部に沿って形成されている、
請求項1に記載の半導体装置。 - 前記第3スリットは、前記導電板の前記第2半導体チップの前記端子領域側の側部に沿って形成されている、
請求項1に記載の半導体装置。 - 前記第2チップ領域は、前記第1チップ領域に対して前記第1スリットを挟んで対向する第1側端部と、前記第1側端部と垂直な第2側端部とを有し、
前記第2側端部は前記端子領域に対して前記第3スリットを挟んで対向している、
請求項1に記載の半導体装置。 - 前記第1チップ領域は、前記第2チップ領域に対向する第3側端部を有し、
前記第3側端部は前記端子領域に対して前記第2スリットを挟んで対向している、
請求項5に記載の半導体装置。 - 前記第1チップ領域は、前記第2チップ領域に対向する第3側端部と前記第3側端部に垂直な第4側端部とを有し、
前記第4側端部は前記端子領域に対して前記第2スリットを挟んで対向している、
請求項5に記載の半導体装置。 - 前記第2スリットは、前記第1半導体チップの前記端子領域側の側部と略等しい長さで形成されている、
請求項3に記載の半導体装置。 - 前記第3スリットは、前記第2半導体チップの前記端子領域側の側部と略等しい長さで形成されている、
請求項4に記載の半導体装置。 - 前記第1半導体チップ及び前記第2半導体チップは前記導電板に第1接合材により固着され、
前記配線端子は前記導電板に前記第1接合材と異なる組成の第2接合材により固着されている、
請求項1に記載の半導体装置。 - 前記第1接合材は、錫及びアンチモンを主成分とする合金からなるはんだであり、
前記第2接合材は、錫及び銀を主成分とする合金からなるはんだである、
請求項10に記載の半導体装置。 - 前記第1半導体チップ及び前記第2半導体チップは前記導電板に第1接合材により固着され、
前記配線端子は前記導電板に第2接合材により固着され、
前記第1接合材の厚さは前記第2接合材の厚さより薄い、
請求項1に記載の半導体装置。 - 前記第1スリットの幅は、前記第1接合材の高さと略等しい、
請求項10乃至12のいずれかに記載の半導体装置。 - 前記第1半導体チップは、スイッチング素子であり、
前記第2半導体チップは、ダイオード素子である、
請求項1乃至13のいずれかに記載の半導体装置。
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JP2011054625A (ja) | 2009-08-31 | 2011-03-17 | Sanyo Electric Co Ltd | 回路装置 |
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