JP4719424B2 - パッド - Google Patents
パッド Download PDFInfo
- Publication number
- JP4719424B2 JP4719424B2 JP2004071983A JP2004071983A JP4719424B2 JP 4719424 B2 JP4719424 B2 JP 4719424B2 JP 2004071983 A JP2004071983 A JP 2004071983A JP 2004071983 A JP2004071983 A JP 2004071983A JP 4719424 B2 JP4719424 B2 JP 4719424B2
- Authority
- JP
- Japan
- Prior art keywords
- electroless
- plating layer
- plating
- layer
- solder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000007747 plating Methods 0.000 claims abstract description 482
- 229910000679 solder Inorganic materials 0.000 claims abstract description 231
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 145
- 239000010949 copper Substances 0.000 claims abstract description 64
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052802 copper Inorganic materials 0.000 claims abstract description 51
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 42
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 136
- 238000000034 method Methods 0.000 claims description 97
- 238000007772 electroless plating Methods 0.000 claims description 93
- 239000010931 gold Substances 0.000 claims description 74
- 239000011800 void material Substances 0.000 claims description 66
- 229910052698 phosphorus Inorganic materials 0.000 claims description 55
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 54
- 239000011574 phosphorus Substances 0.000 claims description 54
- 239000004020 conductor Substances 0.000 claims description 53
- 229910052763 palladium Inorganic materials 0.000 claims description 25
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 21
- 229910052737 gold Inorganic materials 0.000 claims description 21
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 11
- 239000011593 sulfur Substances 0.000 claims description 11
- 229910052717 sulfur Inorganic materials 0.000 claims description 11
- 238000001004 secondary ion mass spectrometry Methods 0.000 claims description 9
- 229910018104 Ni-P Inorganic materials 0.000 abstract description 173
- 229910018536 Ni—P Inorganic materials 0.000 abstract description 173
- 239000004065 semiconductor Substances 0.000 abstract description 151
- 239000000758 substrate Substances 0.000 abstract description 139
- 238000010828 elution Methods 0.000 abstract description 22
- 229920005989 resin Polymers 0.000 abstract description 21
- 239000011347 resin Substances 0.000 abstract description 21
- 238000007789 sealing Methods 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 479
- 239000000243 solution Substances 0.000 description 68
- 230000008569 process Effects 0.000 description 60
- 229910045601 alloy Inorganic materials 0.000 description 51
- 239000000956 alloy Substances 0.000 description 51
- 238000012360 testing method Methods 0.000 description 44
- 238000004519 manufacturing process Methods 0.000 description 30
- 238000005452 bending Methods 0.000 description 26
- 239000000463 material Substances 0.000 description 23
- 230000015572 biosynthetic process Effects 0.000 description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 10
- 229910020938 Sn-Ni Inorganic materials 0.000 description 8
- 229910008937 Sn—Ni Inorganic materials 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- -1 amine compound Chemical class 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000011889 copper foil Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000006467 substitution reaction Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000011162 core material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 229910052718 tin Inorganic materials 0.000 description 4
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 3
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 3
- 150000002941 palladium compounds Chemical class 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- QORAAKXXLPYSCF-UHFFFAOYSA-N [K+].[C-]#N.[C-]#N Chemical compound [K+].[C-]#N.[C-]#N QORAAKXXLPYSCF-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229910018100 Ni-Sn Inorganic materials 0.000 description 1
- 229910018532 Ni—Sn Inorganic materials 0.000 description 1
- 229910008996 Sn—Ni—Cu Inorganic materials 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- 125000003354 benzotriazolyl group Chemical class N1N=NC2=C1C=CC=C2* 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- SRCZENKQCOSNAI-UHFFFAOYSA-H gold(3+);trisulfite Chemical class [Au+3].[Au+3].[O-]S([O-])=O.[O-]S([O-])=O.[O-]S([O-])=O SRCZENKQCOSNAI-UHFFFAOYSA-H 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
- 150000002429 hydrazines Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000002816 nickel compounds Chemical class 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/93—Batch processes
- H01L24/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L24/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
-
- 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
- H01L2224/26—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
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—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
- H01L2224/48221—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
- H01L2224/48225—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
- H01L2224/48227—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 connecting the wire to a bond pad of the item
-
- 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
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
-
- 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
- H01L2224/93—Batch processes
- H01L2224/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L2224/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemically Coating (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
2 配線基板
2a 主面
2b 主面
3 半導体チップ
3a 電極
4a ランド部
4b ランド部
5 ボンディングワイヤ
6 封止樹脂
7 半田ボール
11 導体層
12 半田レジスト層
12a 開口部
13 めっき層
13a 無電解Ni−Pめっき層
13b 無電解Pdめっき層
13c 無電解Auめっき層
14 導体層
15 接合材
21 配線基板
21a 主面
21b 主面
21c 基板領域
31 実装基板
31a 主面
32 ランド部
33 半田レジスト層
34 めっき層
41 配線基板
41c 基板領域
42 めっき用配線
43 半導体装置
44 配線基板
51 合金層
52 リン濃縮層
61 ボイド
61a ボイド
71 ツール
72 ツール
75 半導体装置
76 実装基板
77 ロッド
78 歪みゲージ
Claims (4)
- 銅を主成分とする導体層上に無電解めっき法を用いて形成され、リンを含有するニッケルめっき層と、
前記リンを含有するニッケルめっき層上に無電解めっき法を用いて形成されたパラジウムめっき層と、を有し、
前記リンを含有するニッケルめっき層中の硫黄の含有率は、二次イオン質量分析法におけるカウント数に対する割合で1%であり、
前記リンを含有するニッケルめっき層と前記パラジウムめっき層との界面には10nm以上のボイドが形成されていないことを特徴とするパッド。 - 半田接続用の端子である銅を主成分とする導体層上に無電解めっき法を用いて形成され、リンを含有するニッケルめっき層と、
前記リンを含有するニッケルめっき層上に無電解めっき法を用いて形成されたパラジウムめっき層と、を有し、
前記リンを含有するニッケルめっき層中の硫黄の含有率は、二次イオン質量分析法におけるカウント数に対する割合で1%であり、
前記リンを含有するニッケルめっき層と前記パラジウムめっき層との界面には10nm以上のボイドが形成されていないことを特徴とするパッド。 - 銅を主成分とする導体層上に無電解めっき法を用いて形成され、リンを含有するニッケルめっき層と、
前記リンを含有するニッケルめっき層上に無電解めっき法を用いて形成されたパラジウムめっき層と、
前記パラジウムめっき層上に無電解めっき法を用いて形成された金めっき層と、を有し、
前記リンを含有するニッケルめっき層中の硫黄の含有率は、二次イオン質量分析法におけるカウント数に対する割合で1%であり、
前記リンを含有するニッケルめっき層と前記パラジウムめっき層との界面には10nm以上のボイドが形成されていないことを特徴とするパッド。 - 銅を主成分とする導体層上に無電解めっき法を用いて形成され、リンを含有するニッケルめっき層と、
前記リンを含有するニッケルめっき層上に無電解めっき法を用いて形成されたパラジウムめっき層と、
前記パラジウムめっき層上に無電解めっき法を用いて形成された金めっき層と、
前記金めっき層上に形成された半田と、を有し、
前記リンを含有するニッケルめっき層中の硫黄の含有率は、二次イオン質量分析法におけるカウント数に対する割合で1%であり、
前記リンを含有するニッケルめっき層と前記パラジウムめっき層との界面には10nm以上のボイドが形成されていないことを特徴とするパッド。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071983A JP4719424B2 (ja) | 2004-03-15 | 2004-03-15 | パッド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071983A JP4719424B2 (ja) | 2004-03-15 | 2004-03-15 | パッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005256128A JP2005256128A (ja) | 2005-09-22 |
JP4719424B2 true JP4719424B2 (ja) | 2011-07-06 |
Family
ID=35082152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004071983A Expired - Lifetime JP4719424B2 (ja) | 2004-03-15 | 2004-03-15 | パッド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4719424B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7344917B2 (en) * | 2005-11-30 | 2008-03-18 | Freescale Semiconductor, Inc. | Method for packaging a semiconductor device |
JP4499752B2 (ja) * | 2006-03-03 | 2010-07-07 | 日本エレクトロプレイテイング・エンジニヤース株式会社 | 電子部品 |
JP2009295958A (ja) | 2008-05-09 | 2009-12-17 | Panasonic Corp | 半導体装置 |
CN102124564A (zh) * | 2008-10-30 | 2011-07-13 | 松下电器产业株式会社 | 非易失性半导体存储装置及其制造方法 |
JP2011258597A (ja) * | 2010-06-04 | 2011-12-22 | Sumitomo Bakelite Co Ltd | 金メッキ金属微細パターン付き基材、プリント配線板、半導体装置、及び、それらの製造方法 |
JP6025259B2 (ja) * | 2013-03-29 | 2016-11-16 | Jx金属株式会社 | めっき物 |
JP6340053B2 (ja) * | 2016-10-05 | 2018-06-06 | 小島化学薬品株式会社 | 無電解パラジウム/金めっきプロセス |
JP2020025019A (ja) | 2018-08-07 | 2020-02-13 | キオクシア株式会社 | 半導体装置 |
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JPH11140659A (ja) * | 1997-11-05 | 1999-05-25 | Hitachi Chem Co Ltd | 半導体搭載用基板とその製造方法 |
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