JP6445584B2 - 半導体素子への接続のための焼結可能な固化したペーストをそれぞれ有しているキャリアおよびクリップ、対応する焼結用ペースト、ならびに対応する製造方法および使用 - Google Patents
半導体素子への接続のための焼結可能な固化したペーストをそれぞれ有しているキャリアおよびクリップ、対応する焼結用ペースト、ならびに対応する製造方法および使用 Download PDFInfo
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- JP6445584B2 JP6445584B2 JP2016558344A JP2016558344A JP6445584B2 JP 6445584 B2 JP6445584 B2 JP 6445584B2 JP 2016558344 A JP2016558344 A JP 2016558344A JP 2016558344 A JP2016558344 A JP 2016558344A JP 6445584 B2 JP6445584 B2 JP 6445584B2
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- 239000004065 semiconductor Substances 0.000 title claims description 37
- 238000005245 sintering Methods 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000000034 method Methods 0.000 claims description 23
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 20
- KEMQGTRYUADPNZ-UHFFFAOYSA-N heptadecanoic acid Chemical compound CCCCCCCCCCCCCCCCC(O)=O KEMQGTRYUADPNZ-UHFFFAOYSA-N 0.000 claims description 20
- 229910052709 silver Inorganic materials 0.000 claims description 20
- 239000004332 silver Substances 0.000 claims description 20
- 239000011230 binding agent Substances 0.000 claims description 18
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 16
- 239000000194 fatty acid Substances 0.000 claims description 16
- 229930195729 fatty acid Natural products 0.000 claims description 16
- 150000004665 fatty acids Chemical class 0.000 claims description 16
- 229940100890 silver compound Drugs 0.000 claims description 15
- 150000003379 silver compounds Chemical class 0.000 claims description 15
- 239000013067 intermediate product Substances 0.000 claims description 14
- 238000001035 drying Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- WLGSIWNFEGRXDF-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O.CCCCCCCCCCCC(O)=O WLGSIWNFEGRXDF-UHFFFAOYSA-N 0.000 claims description 5
- KYYWBEYKBLQSFW-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCC(O)=O KYYWBEYKBLQSFW-UHFFFAOYSA-N 0.000 claims description 5
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 claims description 5
- ZTUXEFFFLOVXQE-UHFFFAOYSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCC(O)=O ZTUXEFFFLOVXQE-UHFFFAOYSA-N 0.000 claims description 5
- 235000010944 ethyl methyl cellulose Nutrition 0.000 claims description 4
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- 239000002184 metal Substances 0.000 claims description 4
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- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001761 ethyl methyl cellulose Substances 0.000 claims description 3
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 3
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 3
- 229920000609 methyl cellulose Polymers 0.000 claims description 3
- 239000001923 methylcellulose Substances 0.000 claims description 3
- 235000010981 methylcellulose Nutrition 0.000 claims description 3
- 230000009257 reactivity Effects 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 claims 1
- 235000007516 Chrysanthemum Nutrition 0.000 claims 1
- 244000189548 Chrysanthemum x morifolium Species 0.000 claims 1
- DCXXMTOCNZCJGO-UHFFFAOYSA-N Glycerol trioctadecanoate Natural products CCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC DCXXMTOCNZCJGO-UHFFFAOYSA-N 0.000 claims 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims 1
- 235000021355 Stearic acid Nutrition 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 1
- 229920003087 methylethyl cellulose Polymers 0.000 claims 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims 1
- RQFLGKYCYMMRMC-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCC(O)=O RQFLGKYCYMMRMC-UHFFFAOYSA-N 0.000 description 4
- 239000000969 carrier Substances 0.000 description 3
- HABLENUWIZGESP-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O.CCCCCCCCCC(O)=O HABLENUWIZGESP-UHFFFAOYSA-N 0.000 description 2
- AGDANEVFLMAYGL-UHFFFAOYSA-N docosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCCCCCC(O)=O AGDANEVFLMAYGL-UHFFFAOYSA-N 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- NHXTZGXYQYMODD-UHFFFAOYSA-N icosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCCCC(O)=O NHXTZGXYQYMODD-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- CBYCSRICVDBHMZ-UHFFFAOYSA-N tetracosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCCCCCCCC(O)=O CBYCSRICVDBHMZ-UHFFFAOYSA-N 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Classifications
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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
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- 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
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
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- H01L23/49524—Additional leads the additional leads being a tape carrier or flat leads
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- H01L23/495—Lead-frames or other flat leads
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Description
Claims (11)
- 半導体素子およびキャリアに接続され、前記半導体素子への接続のための少なくとも1つの機能表面(10)を有しているクリップであって、
当該クリップの材料は金属からなり、銀および/または銀化合物と0.1〜2%の脂肪酸または有機結合剤とを含む焼結可能な固化したペーストの層(12)が、前記機能表面(10)上に配置され、前記クリップと前記層(12)とが、前記半導体素子に接続することができる中間製品を形成しており、前記層(12)は後に実行される焼結プロセスのための残余の反応性を有する、ことを特徴とするクリップ。 - 前記キャリアは前記半導素子への接続のための少なくとも1つの機能表面(10)を有しており、前記キャリアの材料は金属からなり、銀および/または銀化合物と0.1〜2%の脂肪酸または有機結合剤とを含む焼結可能な固化したペーストの層(12)が、前記機能表面(10)上に配置され、前期キャリアと前記層(12)とが、前記半導体素子に接続することができる中間製品を形成しており、前記層(12)は後に実行される焼結プロセスのための残余の反応性を有する、ことを特徴とする請求項1に記載のクリップ。
- 少なくとも1つの端子(11)を有しており、
銀および/または銀化合物と0.1〜2%の脂肪酸または有機結合剤とを含んでおり、かつ、キャリア、特に請求項2に記載のキャリアに接続可能である焼結可能な固化したペーストのさらなる層(12)が、前記機能表面(10)側において前記端子(11)上に配置されている、ことを特徴とする請求項1に記載のクリップ。 - 前記層(12)の厚さは、5μm〜100μm、特に5μm〜50μmである、ことを特徴とする請求項1〜3のいずれか一項に記載のクリップ。
- 前記層(12)は、200nm〜20μmの粒子サイズを有する銀粒子を含んでいる、ことを特徴とする請求項1〜4のいずれか一項に記載のクリップ。
- 前記脂肪酸は、カプリル酸(オクタン酸)および/またはラウリン酸(ドデカン酸)および/またはミリスチン酸(テトラデカン酸)および/またはパルミチン酸(ヘキサデカン酸)および/またはマルガリン酸(ヘプタデカン酸)および/またはステアリン酸(オクタデカン酸)である、ことを特徴とする請求項1〜5のいずれか一項に記載のクリップ。
- 前記有機結合剤は、メチルセルロースおよび/またはエチルセルロースおよび/またはエチルメチルセルロースおよび/またはカルボキシセルロースおよび/またはヒドロキシプロピルセルロースである、ことを特徴とする請求項1〜6のいずれか一項に記載のクリップ。
- 半導体素子への接続のための、請求項1〜7のいずれか一項に記載のクリップを製造するための方法であって、
前記クリップが構造付けられ、前記半導体素子への接続のための機能表面(10)が形成され、
銀を含む焼結用ペーストが、前記機能表面(10)上に付着され、
前記焼結用ペーストが、乾燥および固化のために加熱される、方法。 - 前記機能表面(10)は、前記焼結用ペーストが付着される前に、結合剤、特に銀または銀化合物でコーティングされる、ことを特徴とする請求項8に記載の方法。
- 前記焼結用ペーストは、テンプレート印刷法、スプレー法またはディスペンス法によって付着される、ことを特徴とする請求項8または9に記載の方法。
- リードフレームパッケージを製造するための、請求項1に記載のクリップの使用。
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Application Number | Priority Date | Filing Date | Title |
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DE102014104272.7 | 2014-03-26 | ||
DE102014104272.7A DE102014104272A1 (de) | 2014-03-26 | 2014-03-26 | Träger und Clip jeweils für ein Halbleiterelement, Verfahren zur Herstellung, Verwendung und Sinterpaste |
PCT/EP2015/056596 WO2015144833A1 (de) | 2014-03-26 | 2015-03-26 | Träger und clip jeweils mit sinterbarer, verfestigter paste zur verbindung mit einem halbleiterelement, entsprechende sinterpaste und entsprechendes herstellungsverfahren und verwendung |
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US11923270B2 (en) | 2020-09-24 | 2024-03-05 | Kabushiki Kaisha Toshiba | Semiconductor device |
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EP3234988B1 (en) * | 2014-12-17 | 2024-10-09 | Alpha Assembly Solutions Inc. | Method for sinter-bonding a die, a clip and a substrate using a tack agent |
EP3154079A1 (de) * | 2015-10-08 | 2017-04-12 | Heraeus Deutschland GmbH & Co. KG | Verfahren zum verbinden einer substratanordnung mit einem elektronikbauteil mit verwendung eines auf eine kontaktierungsmaterialschicht aufgebrachten vorfixiermittels, entsprechende substratanordnung und verfahren zu ihrem herstellen |
US10861775B2 (en) | 2018-09-28 | 2020-12-08 | Semiconductor Components Industries, Llc | Connecting clip design for pressure sintering |
US10964628B2 (en) | 2019-02-21 | 2021-03-30 | Infineon Technologies Ag | Clip frame assembly, semiconductor package having a lead frame and a clip frame, and method of manufacture |
US11515244B2 (en) | 2019-02-21 | 2022-11-29 | Infineon Technologies Ag | Clip frame assembly, semiconductor package having a lead frame and a clip frame, and method of manufacture |
US11469163B2 (en) * | 2019-08-02 | 2022-10-11 | Semiconductor Components Industries, Llc | Low stress asymmetric dual side module |
US11894347B2 (en) * | 2019-08-02 | 2024-02-06 | Semiconductor Components Industries, Llc | Low stress asymmetric dual side module |
EP3792962A1 (en) * | 2019-09-12 | 2021-03-17 | Infineon Technologies AG | Method for monitoring a process of forming a sinterable connection layer by photometric measurements |
US11938543B2 (en) * | 2021-04-09 | 2024-03-26 | Heraeus Deutschland GmbH & Co. KG | Silver sintering preparation and the use thereof for the connecting of electronic components |
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KR20070033329A (ko) | 2004-02-18 | 2007-03-26 | 버지니아 테크 인터렉추얼 프라퍼티스, 인크. | 인터커넥트를 위한 나노 크기의 금속 페이스트 및 이의사용 방법 |
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DE102009020733B4 (de) * | 2009-05-11 | 2011-12-08 | Danfoss Silicon Power Gmbh | Verfahren zur Kontaktsinterung von bandförmigen Kontaktelementen |
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DE102012212249B4 (de) * | 2012-07-12 | 2016-02-25 | Infineon Technologies Ag | Verfahren zur Herstellung eines Verbundes und eines Halbleitermoduls |
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US11923270B2 (en) | 2020-09-24 | 2024-03-05 | Kabushiki Kaisha Toshiba | Semiconductor device |
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US20170117209A1 (en) | 2017-04-27 |
CN106170856A (zh) | 2016-11-30 |
KR20160139006A (ko) | 2016-12-06 |
EP3123500A1 (de) | 2017-02-01 |
DE102014104272A1 (de) | 2015-10-01 |
KR102025212B1 (ko) | 2019-09-25 |
US10347566B2 (en) | 2019-07-09 |
JP2017511601A (ja) | 2017-04-20 |
WO2015144833A1 (de) | 2015-10-01 |
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