JP2005538851A - 非共晶はんだ組成物 - Google Patents
非共晶はんだ組成物 Download PDFInfo
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- JP2005538851A JP2005538851A JP2004537867A JP2004537867A JP2005538851A JP 2005538851 A JP2005538851 A JP 2005538851A JP 2004537867 A JP2004537867 A JP 2004537867A JP 2004537867 A JP2004537867 A JP 2004537867A JP 2005538851 A JP2005538851 A JP 2005538851A
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- Prior art keywords
- solder
- eutectic
- lead
- composition
- free
- Prior art date
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- 229910000679 solder Inorganic materials 0.000 title claims abstract description 131
- 239000000203 mixture Substances 0.000 title claims abstract description 53
- 230000005496 eutectics Effects 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 32
- 229910000765 intermetallic Inorganic materials 0.000 claims abstract description 20
- 229910007637 SnAg Inorganic materials 0.000 claims abstract description 9
- 229910008433 SnCU Inorganic materials 0.000 claims abstract description 6
- 229910052718 tin Inorganic materials 0.000 claims description 32
- 229910052802 copper Inorganic materials 0.000 claims description 21
- 229910052709 silver Inorganic materials 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 9
- 238000005272 metallurgy Methods 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 229910017482 Cu 6 Sn 5 Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims 5
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000007650 screen-printing Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000011135 tin Substances 0.000 description 32
- 229910045601 alloy Inorganic materials 0.000 description 29
- 239000000956 alloy Substances 0.000 description 29
- 239000010949 copper Substances 0.000 description 24
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- 238000005304 joining Methods 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- 239000006023 eutectic alloy Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000010944 silver (metal) Substances 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000410 antimony oxide Inorganic materials 0.000 description 1
- GVFOJDIFWSDNOY-UHFFFAOYSA-N antimony tin Chemical compound [Sn].[Sb] GVFOJDIFWSDNOY-UHFFFAOYSA-N 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical class [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/26—Selection of soldering or welding materials proper with the principal constituent melting at less than 400 degrees C
- B23K35/262—Sn as the principal constituent
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10992—Using different connection materials, e.g. different solders, for the same connection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/04—Soldering or other types of metallurgic bonding
- H05K2203/041—Solder preforms in the shape of solder balls
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/04—Soldering or other types of metallurgic bonding
- H05K2203/0415—Small preforms other than balls, e.g. discs, cylinders or pillars
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3457—Solder materials or compositions; Methods of application thereof
- H05K3/3463—Solder compositions in relation to features of the printed circuit board or the mounting process
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Wire Bonding (AREA)
Abstract
Description
Claims (18)
- 90.0%乃至99.0%のSnと、
10.0%乃至1.0%のCuとから本質的に構成され、
280℃を超える融解温度の金属間化合物を有する非共晶はんだ組成物。 - 前記組成物が
93.0%のSnと、
7.0%のCuとであり、
SnCuの金属間化合物相構造の分散結晶粒子を有する、請求項1に記載の非共晶はんだ組成物。 - 前記金属間化合物相構造が300℃を超える温度でCu6Sn5を含む、請求項2に記載の非共晶はんだ組成物。
- 前記金属間化合物相構造が300℃を超える温度でCu3Snを含む、請求項2に記載の非共晶はんだ組成物。
- 前記組成物の体積が0.033mm3乃至0.12mm3である、請求項2に記載の非共晶はんだ組成物。
- 80.0%乃至96.0%のSnと、
20.0%乃至4.0%のAgとから本質的に構成され、
280℃を超える融解温度の金属間化合物を有する非共晶はんだ組成物。 - 前記組成物が
82.0%のSnと、
18.0%のAgとであり、
SnAgの金属間化合物相構造の分散結晶粒子を有する、請求項6に記載の非共晶はんだ組成物。 - 前記金属間化合物相構造が280℃を超える温度でAg3Snを含む、請求項7に記載の非共晶はんだ組成物。
- 前記組成物の体積が0.033mm3乃至0.12mm3である、請求項7に記載の非共晶はんだ組成物。
- 前記組成物が
88.0%のSnと、
12.0%のAgとであり、
SnAgの金属間化合物相構造の分散結晶粒子を有する、請求項6に記載の非共晶はんだ組成物。 - 前記金属間化合物相構造が280℃を超える温度でAg3Snを含む、請求項8に記載の非共晶はんだ組成物。
- 前記組成物の体積が0.033mm3乃至0.12mm3である、請求項10に記載の非共晶はんだ組成物。
- 第2レベルのはんだアセンブリ用の無鉛はんだ溶融階層を生じる方法であって、
下面メタラジ・パッドを下面に有する電子モジュールを準備するステップと、
前記下面メタラジ・パッドに非共晶無鉛はんだを載置するステップと、
前記非共晶無鉛はんだに接触して無鉛コラムの第1の端部を載置するステップと、
前記非共晶無鉛はんだをリフローさせ、前記下面メタラジ・パッドに前記無鉛コラムの第1の端部を接着させるモジュール側の非共晶無鉛はんだフィレットを形成するように前記非共晶無鉛はんだを加熱するステップと、
接触パッドを上面に有する回路ボードを準備するステップと、
前記接触パッドにはんだペーストを塗布するステップと、
無鉛コラムの第2の端部を前記はんだペーストに接触して載置するステップと、
前記はんだペーストをリフローさせるように、且つ前記無鉛コラムの第2の端部を前記接触パッドに接着させるカード側はんだフィレットを形成するように前記はんだペーストを加熱するステップとを含む、方法。 - 前記モジュール側の非共晶はんだフィレットが93.0%Sn/7.0%Cuの組成物を有し、SnCuの金属間化合物相構造の分散結晶粒子を有する、請求項13に記載の方法。
- 前記モジュール側の非共晶はんだフィレットが82.0%Sn/18.0%Agの組成物を有し、SnAgの金属間化合物相構造の分散結晶粒子を有する、請求項13に記載の方法。
- 前記モジュール側の非共晶はんだフィレットが88.0%Sn/12.0%Agの組成物を有し、SnAgの金属間化合物相構造の分散結晶粒子を有する、請求項13に記載の方法。
- 前記非共晶無鉛はんだが、固体の非共晶無鉛はんだ予備成形物として前記下面メタラジ・パッドに載置される、請求項13に記載の方法。
- 前記非共晶無鉛はんだが、スクリーン・マスクを介して非共晶無鉛はんだペーストをスクリーン印刷することによって無鉛コラムの前記第2の端部に載置される、請求項13に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/246,282 US6892925B2 (en) | 2002-09-18 | 2002-09-18 | Solder hierarchy for lead free solder joint |
US10/246,282 | 2002-09-18 | ||
PCT/US2003/029092 WO2004026517A2 (en) | 2002-09-18 | 2003-09-12 | Solder hierarchy for lead free solder joint |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005538851A true JP2005538851A (ja) | 2005-12-22 |
JP4938980B2 JP4938980B2 (ja) | 2012-05-23 |
Family
ID=31992296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004537867A Expired - Lifetime JP4938980B2 (ja) | 2002-09-18 | 2003-09-12 | 非共晶はんだ組成物 |
Country Status (10)
Country | Link |
---|---|
US (1) | US6892925B2 (ja) |
EP (1) | EP1545826A4 (ja) |
JP (1) | JP4938980B2 (ja) |
KR (1) | KR100702500B1 (ja) |
CN (1) | CN100393471C (ja) |
AU (1) | AU2003273330A1 (ja) |
IL (1) | IL167254A (ja) |
PL (1) | PL374701A1 (ja) |
TW (1) | TWI241351B (ja) |
WO (1) | WO2004026517A2 (ja) |
Cited By (6)
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WO2008078653A1 (ja) * | 2006-12-25 | 2008-07-03 | Sanyo Special Steel Co., Ltd. | 鉛フリー接合用材料およびその製造方法 |
JP2008178909A (ja) * | 2006-12-25 | 2008-08-07 | Sanyo Special Steel Co Ltd | 鉛フリー接合用材料およびその製造方法 |
JP2014193474A (ja) * | 2013-03-29 | 2014-10-09 | Mitsubishi Materials Corp | ハンダ粉末及びこの粉末を用いたハンダ用ペースト |
JP2014193473A (ja) * | 2013-03-29 | 2014-10-09 | Mitsubishi Materials Corp | ハンダ粉末及びこの粉末を用いたハンダ用ペースト |
JP2015527935A (ja) * | 2012-07-18 | 2015-09-24 | コーニンクレッカ フィリップス エヌ ヴェ | 電子部材を高い側方精度ではんだ付けする方法 |
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WO2008078653A1 (ja) * | 2006-12-25 | 2008-07-03 | Sanyo Special Steel Co., Ltd. | 鉛フリー接合用材料およびその製造方法 |
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JP2015527935A (ja) * | 2012-07-18 | 2015-09-24 | コーニンクレッカ フィリップス エヌ ヴェ | 電子部材を高い側方精度ではんだ付けする方法 |
JP2014193474A (ja) * | 2013-03-29 | 2014-10-09 | Mitsubishi Materials Corp | ハンダ粉末及びこの粉末を用いたハンダ用ペースト |
JP2014193473A (ja) * | 2013-03-29 | 2014-10-09 | Mitsubishi Materials Corp | ハンダ粉末及びこの粉末を用いたハンダ用ペースト |
TWI670136B (zh) * | 2015-12-01 | 2019-09-01 | 日商三菱綜合材料股份有限公司 | 焊料粉末及使用此粉末之焊接用膏之調製方法 |
Also Published As
Publication number | Publication date |
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WO2004026517A2 (en) | 2004-04-01 |
JP4938980B2 (ja) | 2012-05-23 |
PL374701A1 (en) | 2005-10-31 |
US20040050904A1 (en) | 2004-03-18 |
CN1681618A (zh) | 2005-10-12 |
US6892925B2 (en) | 2005-05-17 |
TW200406492A (en) | 2004-05-01 |
KR20050083640A (ko) | 2005-08-26 |
TWI241351B (en) | 2005-10-11 |
AU2003273330A1 (en) | 2004-04-08 |
AU2003273330A8 (en) | 2004-04-08 |
EP1545826A2 (en) | 2005-06-29 |
CN100393471C (zh) | 2008-06-11 |
WO2004026517A3 (en) | 2004-05-06 |
KR100702500B1 (ko) | 2007-04-03 |
EP1545826A4 (en) | 2009-02-11 |
IL167254A (en) | 2009-06-15 |
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