JP2021044300A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP2021044300A JP2021044300A JP2019163440A JP2019163440A JP2021044300A JP 2021044300 A JP2021044300 A JP 2021044300A JP 2019163440 A JP2019163440 A JP 2019163440A JP 2019163440 A JP2019163440 A JP 2019163440A JP 2021044300 A JP2021044300 A JP 2021044300A
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- convex portion
- semiconductor chip
- semiconductor device
- lead frame
- bonding material
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 111
- 239000000463 material Substances 0.000 claims abstract description 50
- 239000010408 film Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 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
- 230000005484 gravity Effects 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- H01L23/495—Lead-frames or other flat leads
- H01L23/49503—Lead-frames or other flat leads characterised by the die pad
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Abstract
Description
本実施形態の半導体装置は、凸部を有するリードフレームと、凸部上に設けられた半導体チップと、凸部と半導体チップの間に設けられ、凸部の上面及び側面に接し、リードフレームと半導体チップを接合している接合材と、を備える。
本実施形態の半導体装置においては、凸部12の側面16と、凸部12の周囲のリードフレーム10の上面11がなす角は、90度より大きい点で、第1実施形態の半導体装置と異なっている。ここで、第1実施形態と重複する内容については、記載を省略する。
11 凸部の周囲のリードフレームの上面
12 凸部
14 凸部の上面
16 凸部の側面
18 凸部の側面と凸部の周囲のリードフレームの上面が交わる部分
20 半導体チップ
22 半導体チップの側面
24 半導体チップの上面
26 半導体チップのチップ面(下面)
30 接合材
32 固化していない接合材
100 半導体装置
110 半導体装置
200 半導体装置
Claims (5)
- 凸部を有するリードフレームと、
前記凸部上に設けられた半導体チップと、
前記凸部と前記半導体チップの間に設けられ、前記凸部の上面及び側面に接し、前記リードフレームと前記半導体チップを接合している接合材と、
を備える半導体装置。 - 前記半導体チップのチップ面の面積をS1、前記凸部の前記上面の面積をS2としたときに、0.7S1≦S2≦0.9S1である請求項1記載の半導体装置。
- 前記チップ面の形状と前記上面の形状は互いに相似である請求項2記載の半導体装置。
- 前記凸部の高さは20μm以上35μm以下である請求項1乃至請求項3いずれか一項記載の半導体装置。
- 前記凸部の側面と、前記凸部の周囲の前記リードフレームの上面がなす角は、90度より大きい請求項1乃至請求項4のいずれか一項記載の半導体装置。
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US17/727,246 US11769715B2 (en) | 2019-09-06 | 2022-04-22 | Semiconductor device |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS60105240A (ja) * | 1983-11-11 | 1985-06-10 | Sumitomo Electric Ind Ltd | 半導体素子用パツケ−ジ |
JPH08116007A (ja) * | 1994-10-13 | 1996-05-07 | Nec Corp | 半導体装置 |
JP2015211178A (ja) * | 2014-04-29 | 2015-11-24 | 三菱電機株式会社 | 半導体装置 |
JP2018067613A (ja) * | 2016-10-19 | 2018-04-26 | 三菱電機株式会社 | ダイパッド、半導体装置、および、半導体装置の製造方法 |
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JP2002076228A (ja) * | 2000-09-04 | 2002-03-15 | Dainippon Printing Co Ltd | 樹脂封止型半導体装置 |
JP3895570B2 (ja) * | 2000-12-28 | 2007-03-22 | 株式会社ルネサステクノロジ | 半導体装置 |
JP6132716B2 (ja) | 2013-09-10 | 2017-05-24 | 株式会社東芝 | 金属粒子ペースト、これを用いた硬化物、および半導体装置 |
CN109314090B (zh) * | 2016-06-14 | 2022-03-08 | 三菱电机株式会社 | 半导体装置 |
-
2019
- 2019-09-06 JP JP2019163440A patent/JP2021044300A/ja active Pending
-
2020
- 2020-02-10 US US16/786,416 patent/US11342249B2/en active Active
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2022
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60105240A (ja) * | 1983-11-11 | 1985-06-10 | Sumitomo Electric Ind Ltd | 半導体素子用パツケ−ジ |
JPH08116007A (ja) * | 1994-10-13 | 1996-05-07 | Nec Corp | 半導体装置 |
JP2015211178A (ja) * | 2014-04-29 | 2015-11-24 | 三菱電機株式会社 | 半導体装置 |
JP2018067613A (ja) * | 2016-10-19 | 2018-04-26 | 三菱電機株式会社 | ダイパッド、半導体装置、および、半導体装置の製造方法 |
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US20210074611A1 (en) | 2021-03-11 |
US20220246504A1 (en) | 2022-08-04 |
US11769715B2 (en) | 2023-09-26 |
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