TW493260B - Method for preparing a conductive pad for electrical connection and conductive pad formed - Google Patents
Method for preparing a conductive pad for electrical connection and conductive pad formed Download PDFInfo
- Publication number
- TW493260B TW493260B TW090100408A TW90100408A TW493260B TW 493260 B TW493260 B TW 493260B TW 090100408 A TW090100408 A TW 090100408A TW 90100408 A TW90100408 A TW 90100408A TW 493260 B TW493260 B TW 493260B
- Authority
- TW
- Taiwan
- Prior art keywords
- layer
- patent application
- copper
- scope
- item
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 74
- 239000010410 layer Substances 0.000 claims abstract description 149
- 239000010949 copper Substances 0.000 claims abstract description 127
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 123
- 229910052802 copper Inorganic materials 0.000 claims abstract description 121
- 229910052796 boron Inorganic materials 0.000 claims abstract description 45
- 229910000679 solder Inorganic materials 0.000 claims abstract description 33
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 30
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 25
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000011574 phosphorus Substances 0.000 claims abstract description 23
- 229910001092 metal group alloy Inorganic materials 0.000 claims abstract description 22
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 12
- 229910018104 Ni-P Inorganic materials 0.000 claims abstract description 11
- 229910018536 Ni—P Inorganic materials 0.000 claims abstract description 11
- -1 Ni-W-P Inorganic materials 0.000 claims abstract description 10
- 230000008021 deposition Effects 0.000 claims abstract description 10
- 229910052737 gold Inorganic materials 0.000 claims abstract description 10
- 229910009038 Sn—P Inorganic materials 0.000 claims abstract description 7
- 229910052709 silver Inorganic materials 0.000 claims abstract description 7
- 229910020674 Co—B Inorganic materials 0.000 claims abstract description 6
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 4
- 239000011241 protective layer Substances 0.000 claims description 50
- 229910052751 metal Inorganic materials 0.000 claims description 45
- 239000002184 metal Substances 0.000 claims description 45
- 238000000151 deposition Methods 0.000 claims description 25
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 24
- 239000000243 solution Substances 0.000 claims description 19
- 238000005516 engineering process Methods 0.000 claims description 14
- 239000013078 crystal Substances 0.000 claims description 11
- 230000002079 cooperative effect Effects 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 6
- 239000004327 boric acid Substances 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229910000577 Silicon-germanium Inorganic materials 0.000 claims description 4
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007772 electroless plating Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000007853 buffer solution Substances 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 3
- 229910001453 nickel ion Inorganic materials 0.000 claims description 3
- 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 claims description 2
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052778 Plutonium Inorganic materials 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 claims description 2
- 238000007650 screen-printing Methods 0.000 claims description 2
- 229910001379 sodium hypophosphite Inorganic materials 0.000 claims description 2
- 229910000521 B alloy Inorganic materials 0.000 claims 1
- SLZGUEWJEKFVJS-UHFFFAOYSA-N C(N)(O)=O.CC Chemical compound C(N)(O)=O.CC SLZGUEWJEKFVJS-UHFFFAOYSA-N 0.000 claims 1
- 239000012790 adhesive layer Substances 0.000 claims 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 claims 1
- 239000011859 microparticle Substances 0.000 claims 1
- 239000008267 milk Substances 0.000 claims 1
- 210000004080 milk Anatomy 0.000 claims 1
- 235000013336 milk Nutrition 0.000 claims 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000011882 ultra-fine particle Substances 0.000 claims 1
- 230000004888 barrier function Effects 0.000 abstract description 21
- 238000009792 diffusion process Methods 0.000 abstract description 13
- 239000002253 acid Substances 0.000 abstract description 3
- 229910000510 noble metal Inorganic materials 0.000 abstract 5
- 238000005137 deposition process Methods 0.000 abstract 1
- 230000006911 nucleation Effects 0.000 abstract 1
- 238000010899 nucleation Methods 0.000 abstract 1
- 239000002356 single layer Substances 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 32
- 239000010931 gold Substances 0.000 description 20
- 238000007654 immersion Methods 0.000 description 8
- 239000000956 alloy Substances 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 3
- TYYOGQJRDAYPNI-UHFFFAOYSA-N [Re].[Cu] Chemical compound [Re].[Cu] TYYOGQJRDAYPNI-UHFFFAOYSA-N 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 229910052707 ruthenium Inorganic materials 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- GTCAXTIRRLKXRU-UHFFFAOYSA-N methyl carbamate Chemical compound COC(N)=O GTCAXTIRRLKXRU-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical group [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 206010058031 Joint adhesion Diseases 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- HUTDDBSSHVOYJR-UHFFFAOYSA-H bis[(2-oxo-1,3,2$l^{5},4$l^{2}-dioxaphosphaplumbetan-2-yl)oxy]lead Chemical compound [Pb+2].[Pb+2].[Pb+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O HUTDDBSSHVOYJR-UHFFFAOYSA-H 0.000 description 1
- 229910001429 cobalt ion Inorganic materials 0.000 description 1
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- H01L24/01—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
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L24/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1607—Process or apparatus coating on selected surface areas by direct patterning
- C23C18/1608—Process or apparatus coating on selected surface areas by direct patterning from pretreatment step, i.e. selective pre-treatment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1646—Characteristics of the product obtained
- C23C18/165—Multilayered product
- C23C18/1651—Two or more layers only obtained by electroless plating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
- C23C18/1824—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment
- C23C18/1827—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment only one step pretreatment
- C23C18/1831—Use of metal, e.g. activation, sensitisation with noble metals
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
- C23C18/1824—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment
- C23C18/1837—Multistep pretreatment
- C23C18/1844—Multistep pretreatment with use of organic or inorganic compounds other than metals, first
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
- C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
- C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
- C23C18/36—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- 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
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/60—Attaching or detaching leads or other conductive members, to be used for carrying current to or from the device in operation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/53204—Conductive materials
- H01L23/53209—Conductive materials based on metals, e.g. alloys, metal silicides
- H01L23/53228—Conductive materials based on metals, e.g. alloys, metal silicides the principal metal being copper
- H01L23/53238—Additional layers associated with copper layers, e.g. adhesion, barrier, cladding layers
-
- 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
- H01L24/01—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
- H01L24/02—Bonding areas ; Manufacturing methods related thereto
- H01L24/03—Manufacturing methods
-
- 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
- H01L24/01—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
- H01L24/02—Bonding areas ; Manufacturing methods related thereto
- H01L24/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L24/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
-
- 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
- H01L24/01—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
- H01L24/10—Bump connectors ; Manufacturing methods related thereto
- H01L24/11—Manufacturing methods
-
- 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
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/06—Wiring by machine
-
- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/24—Reinforcing the conductive pattern
- H05K3/244—Finish plating of conductors, especially of copper conductors, e.g. for pads or lands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/54—Contact plating, i.e. electroless electrochemical plating
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/0401—Bonding areas specifically adapted for bump connectors, e.g. under bump metallisation [UBM]
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/04042—Bonding areas specifically adapted for wire connectors, e.g. wirebond pads
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/04073—Bonding areas specifically adapted for connectors of different types
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/05001—Internal layers
- H01L2224/05075—Plural internal layers
- H01L2224/0508—Plural internal layers being stacked
- H01L2224/05082—Two-layer arrangements
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/05001—Internal layers
- H01L2224/05099—Material
- H01L2224/051—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/05138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/05147—Copper [Cu] as principal constituent
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/0555—Shape
- H01L2224/05556—Shape in side view
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/05599—Material
- H01L2224/056—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/05638—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/05639—Silver [Ag] as principal constituent
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/05599—Material
- H01L2224/056—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/05638—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/05644—Gold [Au] as principal constituent
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/05599—Material
- H01L2224/056—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/05663—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/05664—Palladium [Pd] as principal constituent
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/05599—Material
- H01L2224/056—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/05663—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/05669—Platinum [Pt] as principal constituent
-
- 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
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
-
- 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
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
- H01L2224/131—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/13101—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of less than 400°C
- H01L2224/13111—Tin [Sn] as principal constituent
-
- 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
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45117—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 400°C and less than 950°C
- H01L2224/45124—Aluminium (Al) as principal constituent
-
- 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
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
-
- 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
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45147—Copper (Cu) as principal constituent
-
- 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
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48638—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48639—Silver (Ag) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48638—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48644—Gold (Au) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48663—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48664—Palladium (Pd) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48663—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48669—Platinum (Pt) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48699—Principal constituent of the connecting portion of the wire connector being Aluminium (Al)
- H01L2224/487—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48738—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48739—Silver (Ag) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48699—Principal constituent of the connecting portion of the wire connector being Aluminium (Al)
- H01L2224/487—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48763—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48764—Palladium (Pd) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48699—Principal constituent of the connecting portion of the wire connector being Aluminium (Al)
- H01L2224/487—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48763—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48769—Platinum (Pt) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48799—Principal constituent of the connecting portion of the wire connector being Copper (Cu)
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48799—Principal constituent of the connecting portion of the wire connector being Copper (Cu)
- H01L2224/488—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48838—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48839—Silver (Ag) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48799—Principal constituent of the connecting portion of the wire connector being Copper (Cu)
- H01L2224/488—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48838—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48844—Gold (Au) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48799—Principal constituent of the connecting portion of the wire connector being Copper (Cu)
- H01L2224/488—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48863—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48864—Palladium (Pd) as principal constituent
-
- 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
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48799—Principal constituent of the connecting portion of the wire connector being Copper (Cu)
- H01L2224/488—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48863—Principal constituent of the connecting portion of the wire connector being Copper (Cu) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48869—Platinum (Pt) as principal constituent
-
- 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
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
- H01L2224/852—Applying energy for connecting
- H01L2224/85201—Compression bonding
- H01L2224/85205—Ultrasonic bonding
-
- 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
- H01L24/01—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
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L24/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01005—Boron [B]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01006—Carbon [C]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01011—Sodium [Na]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01013—Aluminum [Al]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01014—Silicon [Si]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01015—Phosphorus [P]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01019—Potassium [K]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01027—Cobalt [Co]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01028—Nickel [Ni]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01029—Copper [Cu]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01032—Germanium [Ge]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01044—Ruthenium [Ru]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01047—Silver [Ag]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/0105—Tin [Sn]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01074—Tungsten [W]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01075—Rhenium [Re]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
-
- 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
- H01L2924/013—Alloys
- H01L2924/014—Solder alloys
-
- 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
- H01L2924/102—Material of the semiconductor or solid state bodies
- H01L2924/1025—Semiconducting materials
- H01L2924/10251—Elemental semiconductors, i.e. Group IV
- H01L2924/10253—Silicon [Si]
-
- 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
- H01L2924/102—Material of the semiconductor or solid state bodies
- H01L2924/1025—Semiconducting materials
- H01L2924/1026—Compound semiconductors
- H01L2924/1027—IV
- H01L2924/10271—Silicon-germanium [SiGe]
-
- 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
-
- 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
- H01L2924/19—Details of hybrid assemblies other than the semiconductor or other solid state devices to be connected
- H01L2924/1901—Structure
- H01L2924/1904—Component type
- H01L2924/19043—Component type being a resistor
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/923—Physical dimension
- Y10S428/924—Composite
- Y10S428/926—Thickness of individual layer specified
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/936—Chemical deposition, e.g. electroless plating
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12639—Adjacent, identical composition, components
- Y10T428/12646—Group VIII or IB metal-base
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12674—Ge- or Si-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12778—Alternative base metals from diverse categories
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12875—Platinum group metal-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12889—Au-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12896—Ag-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
- Y10T428/1291—Next to Co-, Cu-, or Ni-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12944—Ni-base component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12986—Adjacent functionally defined components
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Wire Bonding (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
- Electroplating Methods And Accessories (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Chemically Coating (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Description
HfyjZOU -----_ 五、發明說明(1 ) fjg領域 、本發明:般係關於供形成電氣連接用之導電蟄之方法及 :f心導%墊以及更特別關於供形成電氣連接至接線結 合或是焊料凸塊用之導電鈿、 %別墊表面炙万法以及所形成之導 電銅墊。 tjg背景 在半導體製造中,積 ’、%路(I c)晶片可以在最終處理步 驟中以封裝组合。該組人拉抽、Μ ^ 口 口封裝t後可以連接至印刷電路板 成爲大私路·^邵分。爲建立與積體電路晶片之電氣通訊, 接線焊接處理或是焊料凸塊處理可用以連接該1C晶片上之 多重焊塾至外部電路。 在典型IC晶片中,作用電路元件如電晶體、電阻器等爲 位於中央邵分,亦即1C晶片作用區而焊墊爲配置在圍繞該 作用區周圍,如此作用電路元件在後續壓焊處理期間不可 能損毀。當執行接線焊接處理時,該處理藉由以超音波能 量將二者溶化在一起而承擔金或鋁接線壓焊至晶片上之烊 蟄。該接線之後在該焊墊形成之後由該焊墊拉開。該接線 拉開處理經常造成已知爲焊墊離地之缺陷。由於該問題在 附接金線至焊墊處理期間發生,所以高位準應力置放於該 焊墊上,亦即相當大、重之黏著劑置放於該些具有不良附 著力至下層之層上。 例如,影響介於該些層之間附著之一因素爲在後續高溫 處理期間TiN形成之擴散障礙層共同使用於防止無擴散至 下導電層中。利用之擴散障礙層,亦即TiN、TiW或是其他 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) (請先閱讀背面之注意事項再填寫本頁) - »· 經濟部智慧財產局員工消費合作社印製 493260 經濟部智慧財產局員工消費合作社印製 A7 B7 ------ —___五、發明說明(2) 適當合金沒有強力附著至該焊墊之下氧化層。這是導致焊 塾離地缺陷之-原因。其他原因如高壓焊應力以及高拉離 力更進一步促成該離地問Μ。多》,離地問題發生在介於石夕 sili導電層與絕緣(亦即Si〇2)層之間之介面。 除了藉由銘或金線形成電氣連接之接線焊接處理以外, 該焊料凸塊(亦稱”C4”)處理亦已經使用於附接一晶片至一 封裝以供由焊墊至第二位準封裝或是電路板之電子訊號傳 輸。該焊料凸塊處理已經由ΙβΜ公司更獨有地使用,然而 大多數1C工業已經使用接線焊接技術。在傳統接線焊接處 理中,晶片表面上之烊塾由銘形成,該焊塾容易藉由高度 ^動工具提供本身至銘或是金線附接。然而,以銅技術之 最近導入,纟中1C晶片線後端(BE〇L)之所有接線爲銅接線 ,該焊料凸塊及鋁或是銅接線焊接已經藉由銅焊墊上之直 接處理或是藉由該Cu墊上圖案化之適當幻蓋與介於αι = Cu之間之適當薄膜障礙金屬相加而加以執行,以防止它們 互相擴散(亦即,1999年5月19日申請之IBM專利申請案幹 案案號爲打999-078號,取名爲"健全之互連結構"之申請^ 在此處以提及之方式併入本文中)。 銅塾上之直接接線焊接不能容易地執行,因爲在純銅上 藉由鋁或金線形成之接線焊接受到腐蝕、氧化以及加熱擴 散問題。至銅墊之直接接線焊接爲不可靠以及受到失效。、 鋁墊蓋技術增加顯著成本,因爲除了沈積以外增加平版印 刷圖案(遮罩)及蝕刻循環。所以提供無遮罩解答於銅焊墊 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱了 (請先閱讀背面之注意事項再填寫本頁) 鑛 --------訂---------*^1 . -n I ϋ ϋ - ^260 ^260 經濟部智慧財產局員工消費合作社印製 發明說明(3) 之接線焊接,亦即可以在1(:工業中使用之銅晶片之焊墊在 商業上具有重大意義。 & 所以本發明之一目的爲提供製備供電氣連接用之導電墊 表面之方法,該方法沒有傳統方法之缺失或短絀。 土 本發明之另一目的爲提供藉由接線焊接或是焊料凸塊處 理而製備供電氣連接用之導電墊表面之方法。 7本發明之另一目的爲提供藉由首先形成一保護層以及之 後形成附著層在銅墊表面上而製備供電氣連接用之銅墊表 面 < 方法,二層不需要額外光罩及蝕刻處理而完成。(η的 年5月14日申請之IBM專利申請案檔案案號爲以998_ΐ8ι號 ,取名爲”銅C4及接線焊接之自我對準腐蝕停止"之申請案 在此處以提及之方式併入本文中)。 本發明之另一目的爲提供藉由首先在銅墊表面上沈積包 含磷或硼金屬合金之保護膜層而製備供電氣連接用之銅墊 表面之方法。 本發明之另一目的爲提供藉由沈積惰性金屬附著層在先 前形成在該銅墊表面上之保護層頂部上而製備供電1連接 用之銅墊表面之方法。 本發明之另一目的爲提供製備供電氣連接用之銅墊表面 之方法,該方法尚包含在該保護層沈積之前沈積惰性金屬 長晶層在該銅整表面上之步驟。 本發明之另一目的爲提供用於形成電氣連接之導電塾, 在該導電墊上包含銅墊表面、銅墊表面上之保護層以及在 —-J 1 -----------------^ I ----- (請先閱讀背面之注意事項再填寫本頁) -6 - A7 B7 經濟部智慧財產局員工消費合作社印製 包 由 可 溶 及 之 五、發明說明(4) 該保護層頂部上之 供電氣連接。 E^共使用接線焊接或焊料 凸塊提 本發明之另-目的爲提供用於提供 〇 ’孩結構包含銅墊表面、銅’ “妾心%軋結構 著層積體形成之接料接或焊料㈣之^^^。及與該附 連=二是焊料凸塊製備供電氣 m, 万Μ及措由該方法形成之裝置。 方去二?,實施例中,製備供電氣連接用之銅蟄表面之 万法可以猎由首先提供銅墊 合金之保嗜膜屛/母細备主沈知包含磷或硼之金屬 ^ ^、5 土表面上以及沈積惰性金屬附著層 在保濩膜層上之操作步驟而完成。 ^供電氣連接用之銅塾表面之方法尚可以包含在該保 濩層沈積之前沈積惰性金屬長晶層在銅墊表面上之步驟。 孩方法尚可以包含在酸溶液中潔淨該銅塾表面以及沈積惰 性金屬長晶層在銅塾表面上之步驟。該長晶層可以麵或是 鈀極微粒子沈積。雖然可以使用其他惰性金屬如釕及銖極 =粒子,但是1>(1極微粒子爲最共通使用。該方法尚可以 含在長晶層沈積之後以水沖洗銅墊表面之步驟,或是藉 無電電鍍技術沈積保護層之步驟。沈積保護層之步驟尚 以包含將該銅墊表面與無電槽之加熱緩衝溶液接觸,該 液包含鈷離子、鎢離子、硼酸、擰檬酸鹽離子、醋酸以 次磷酸鉛,·以及之後將該銅墊表面與加熱無電溶液接觸 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) t--------- (請先閱讀背面之注意事項再填寫本頁} 493260 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(5) 步驟,該溶液包含鎳離子、檸檬酸鹽離子、硼酸、次磷酸 納或是乙氣基甲棚完。 在製備供電氣連接用之銅塾表面之方法中,該附著層可 以由選自Au、Pt、Pd及Ag組成之群組之金屬形成。該附 著層可以藉由將1C沈浸至沈浸Au溶液中而形成。該附著層 可以由惰性金屬形成爲介於大約5〇〇 A與大約4,〇〇〇 A之間 之厚度。包含磷或硼之金屬合金可以選自Ni-p、c〇_p、c〇_ W-P、Co-Sn-P、Ni-W-P、CoB、Ni-B、Co.Sn-B、Co-W-B 以 及Ni - W-B組成之群組。該保護層可以由包含c 〇或Ni之嶙 或金屬合金形成爲介於大約1 000 A與大約1〇,〇〇〇 A之間 之厚度。該方法尚可以包含藉由無電電鍍技術沈積惰性金 屬層在孩附著層頂部上之步驟,如此該惰性金屬層總厚度 爲介於大約2,000 A與大約12,000 A之間。該保護層尚可以 包含二分離層,各層爲包含磷或硼之金屬合金,例如,該 保護層可以爲Co- W - P及Ni- P合成物層。該保護層可以更 進一步爲Ni-P或是Co-W-P,而該附著層可以爲Au。該保 護層可以更進一步爲Ni_P,而該附著層爲沈浸Au及無電 P d。孩方法尚可以包含形成銅墊在矽晶圓、矽鍺晶圓或是 絕緣體上矽晶圓之底材上之步驟。 製備供電氣連接用之銅墊表面之方法尚可以包含將晶圓 切成小片,其中該銅墊表面位於單獨1C晶片中;以及形成 接線焊接在銅墊表面上之步驟。該方法尚可以包含將晶圓 切成小片’其中該銅墊表面位於1(3晶片中;以及形成焊料 凸塊在該銅墊表面上以供形成電氣連接之步驟。形成之焊 (請先閱讀背面之注意事項再填寫本頁) I ' .線_ 本紙張尺度適用中國國家標準(CNS)A4規格(210 297公釐) 493260 五、發明說明(6) 料凸塊可以爲藉由瘵發、電鍍、絲網印刷或是注入鑄模技 術形成之P b / S η焊料球。 本發明更it -步指示用於形成電氣連接之導電塾,上面 包各銅墊表面、在孩銅墊表面上之包含磷或硼之金屬合金 以及該保護層上之惰性金屬附著層,其中該附著層以接線 焊接或是焊料凸塊提供電氣連接。 用於形成電氣連接之導電墊,上面尚可以包含惰性金屬 長晶層介於該銅墊表面與保護層之間。該導電墊尚可以包 含鈀、釕或是銖極微粒子長晶層於該銅墊表面與保護層之 間。該保護層可以由選自Ni_P、C〇_p、c〇U、c〇_Sn_p、
Ni-W-P、Co-B、Νι-Β、Co-Sn-B、Co-W-B 以及 Ni-W-B 組成 之群組之材料形成。該保護層可以具有介於大約1^0 A與 大約10,000 A之間之厚度,較佳爲大約3〇〇〇 A。該導電墊 尚可以包含惰性金屬層於該附著層頂部上形成該惰性金屬 層之厚度介於大約2,000 A與大約12,〇〇〇 A之間,較佳爲大 約9,000 A。孩保護層尚可以包含二分離層,各層爲包含磷 或硼之金屬合金,緊密結合在一起。該二分離層可以爲 Co-W-P及Ni-P。該附著層可以爲選自Au、pt、pd及Ag 之一層。4附著層可以具有介於大約5〇〇 A與大約4,〇〇〇人 之間之厚度。該保護層可以爲Ni-P或是c〇_w_p,而該附 著層可以爲Au。該保護層可以爲Nl_P,而該附著層可以爲 沈浸Au及無電Pd。該導電墊可以形成銅墊在矽晶圓、矽鍺 晶圓或是絕緣體上矽晶圓之底材上。該電氣連接可以由接 線焊接或是焊料凸塊形成。 (請先閱讀背面之注意事項再填寫本頁) _線· 經濟部智慧財產局員工消費合作社印製 493260 A7 B7 五、發明說明(7) 本發明更進一步指示用於提供電氣連接之電氣結構,該 結構包含銅墊表面、銅墊表面上之包含磷或硼之金屬合金 保護層、孩保護層頂邵上之惰性金屬附著層以及與該附著 層組成之電氣連接。該電氣連接可以爲接線焊接或焊料凸 塊。 用於提供電氣連接之電氣結構尚可以包含介於該銅墊表 面與保護層之間之惰性金屬長晶層,該長晶層可以由鈀、 釕或是銖極微粒子形成。該附著層可以由選自Au、pt、pd 及Ag之金屬形成。該保護層可 P、Co-Sn-P、Nl-W-P、Co-B、Ni-B、C〇-Sn_B、c〇_Wj 以及 Ni-W-B組成之群組之金屬合金形成。該電氣結構尚可以 包含沈積在該附著層頂部上之惰性金屬層,如此該惰性金 屬層之總厚度爲介於大約2,〇〇〇 A與大約i2,〇〇〇 A之間。該 電氣結構尚可以包含矽晶圓、矽鍺晶圓或是絕緣體上矽晶 圓之底材,該銅墊表面位於該底材上。 圖式之簡軍説明 本發明這些目的、態樣以及優點依據規範及附圖考慮將 變成明顯,其中: 圖1爲具有在頂部連接之接線焊接之本發明銅導電墊之放 大橫截面圖;以及 圖2爲具有在頂部形成之焊料凸塊之本發明銅導電墊之放 大橫截面圖。 車交佳具體實施例之詳細説明 本紙張尺度適用中國國家標準(CNS)A4規格(21〇 x 297公釐) (請先閱讀背面之注意事項再填寫本頁) - -------^---------^ I - 經濟部智慧財產局員工消費合作社印製 493260 i》、y 年月第 第響發¥mma 號專利申請案 I修正頁(90年12月) A7 B7 五、發明説明(8 ) ~' 本發明揭示藉由接線焊接或是焊料凸塊製備供電氣連接 用之銅蟄表面之方法。本發明更進一步揭示用於在其上面 形成電氣連接之銅墊表面,以及用於提供電氣連接之電氣 結構’该結構包含形成在銅塾表面頂部上之接線焊接或是 焊料凸塊。 在用於製備供電氣連接用之銅墊表面之方法中,首先提 供銅塾表面,包含磷或硼金屬合金之保護層之後沈積在銅 蟄表面上以及惰性金屬附著層之後沈積在該保護層上以供 使用接線焊接或是焊料凸塊形成電氣連接。該方法尚可以 包含在遠保謾層沈積之前首先沈積惰性金屬如鈀長晶層在 該銅墊表面上之步驟。在該長晶層沈積之前,該銅墊表面 可以藉由酸溶液潔淨。該保護層由包含磷或硼金屬合金或 是Ni-P、Co-W-P形成。該保護層形成為介於大約ιοοο a 與大約l〇,〇〇〇 A之間之厚度,較佳為大約3,〇〇〇 A與大約 7,000 A之間之厚度。 本發明k供一處理,該處理藉由自我對準、選擇性技術 允許銅墊直接接線壓焊在電子晶片上,該技術首先沈積複 合金屬障礙層在該銅墊上。該障礙層保護該銅表面免於擴 散及腐蝕,而同時掩·供可靠之接線壓焊能力。此處揭示之 處理可用以沈積該障礙金屬在銅晶圓上,切成小片及測試 該接線壓焊品質具有令人滿意結果。 本發明藉由連續及選擇性(無遮罩)沈積障礙金屬在該銅表 面上而在銅墊上完成接線壓焊或是焊料凸塊,同時允許該 銅墊表面保護及可靠接線壓焊性質。所以本發明藉由蒸 • 11 - 493260 A7 五、發明說明(。 :或:濺錢消除沈積銘層在該銅塾上之其他必要可遮罩相 代m即昂貴之替代方案方法。本發明之障礙層可: 精由典電電鍍技術加以沈積,該技術爲選擇性及自我對準 。所以本發明不需要任何光處理步驟,以及選擇性(無遮= )’ 步驟或是昂貴遮罩對準程序或是昂貴㈣步驟 如铭之Rm。藉由本發明新顆方法提供之銅/障礙層之接線 壓焊或是烊料凸塊提供許多優點,包含優越附著至鋼、在 熱處理下防止銅原子擴散至該障礙層之保護,保護鋼表面 腐蝕以及惰性金屬沈積在該障礙層最終頂層上,允許優等 附著及附接至銅墊之鋁或是金線拉力。 在本發明新穎方法中,如圖i所示,在銅晶片處理之線後 端(BEOL)上之銅墊12之表面14首先藉由一連串化學步驟 加以修正。例如,藉由第一銅擴散障礙層16之無電沈積。 該第一擴散障礙層1 6由金屬合金材料如Ni-p、c〇_w_p、
Co-Sn-P、Ni-W-P、Co-B、Ni-B、Co-Sn-B、C〇-W_B 以及 Ni_ W-Βι包含磷或硼金屬合金沈積。該第一擴散障礙層之適 當厚度可以爲介於大約ι,οοο A與大約10,000 a之間。以及 較佳爲大約3,000 A與大約7,000 A之間。在此撰寫之正文 中’該文字,f大約”意義爲平均爲既定値± i 〇 〇/〇範圍内之値。 經濟部智慧財產局員工消費合作社印製 在該第一擴散障礙層1 0沈積之後,第二層1 8藉由使用沈 )冗A u ;谷液之沈次沈和技術沈積在該第一擴散障礙層1 6上。 第二層18之適當厚度爲介於大約500 A與大約4,〇〇〇 A之間 ,以及較佳爲介於大約1,000 A與大約2,〇〇〇 A之間。第一 擴散障礙層16,亦即保護層以及第二層18二者沈積爲雙層 -12- 本紙張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐) A7 —----- B7___ 五、發明說明(1〇) ~^ 2 〇,提供銅保護及可靠之接線焊接結構。另外,第三層(不 在圖1中顯示)可以藉由無電AU沈積技術加在第二層1 8頂部 上以增加最終Au層厚度爲介於大約4,〇〇〇 A與大約i〇,〇〇〇 a 之間,以及較佳爲介於大約4,00〇 A與大約6,000 a之間。 第三層Au之目的爲允許較容易接線壓焊參數及較大接線烊 接附著力。 本發明擴教障礙層1 6另外在下列例子中形成··
例子A 在此例子中,形成Cu/Co_w-P(1,〇〇〇A)/Ni-P(5,〇〇〇 A)/ 沈浸Au(2,000 A)/無電All(3,〇〇〇 A)之多層堆疊。相對應擴 散障礙層結構亦可以硼取代磷而形成。
例子B 在此例子中,利用藉由Cu/Ni_P(5,000 A)/沈浸AU(1,000_ 2,000 A)代表之單一結構以及呈現Cu/c〇-W-p(5,000 A)/沈浸
Au(2,000 A)。磷藉由硼取代之相對應接線壓焊結構亦可以 形成。
例子C 在此例子中’提供 Cu/Ni-P(5,000 A)/沈浸 Au(l,000_2,000 A)/無電Pd之多層堆疊。磷藉由硼取代之相對應接線壓焊 結構可以更進一步利用。 在實施本發明新穎方法時,包含多層銅接觸墊之銅晶圓 首先藉由沈浸在稀釋硫酸溶液中以由銅表面移除氧化物而 加以潔淨。該晶圓之後藉由沈浸在鈀離子溶液中以建立p d 金屬核數在该銅表面上而加以啓動。該晶圓之後在擰檬酸 -13- 本紙張尺度適用中國國家標準(CNS)A_r^r(21〇 x 297公爱j- (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 ^---------線 — --------------!---------- 493260 五 __ 經濟部智慧財產局員工消費合作社印製 A7 B7 發明說明(11) 鈉或是EDTA溶液中沖洗以由底材以及由晶圓表面上之墊間 區域移除過量Pd核。該晶圓接著沈浸在本發明無電槽$, 因此了層c〇p、Nl-P、C0-W-p、c〇_Sn_p以及包含硼而 非磷ι相對應合金沈積在該銅表面上,依據將沈積在該鋼 表面上之合金種類,在各案例中使用可能不同及獨特之特 定槽組合。在大量沖洗操作之後,該晶圓接著顯露於商業 上可使用之沈浸A u溶液。最後,依據所需結構,一額外及 最終無電Au層具有介於大約3,〇〇〇 a與大約5,〇〇〇 A之間之 厚度及/或另外相同厚度之p d層可以加在該沈浸a u層上。 成功之接線焊接3 0或是焊料凸塊4 〇之後形成在該多層堆疊 頂部上,如圖1及圖2所示。 本發明無電電鍍方法可以藉由首先沈浸晶圓表面在無電 槽之加熱緩衝洛液及啓動(藉由P d離子)而完成,該溶液包 含鉛離子、硼酸、檸檬酸鹽離子、ppm位準之醋酸鹽及次铸 酸鉛。該銅墊表面因此塗層〗,〇〇〇 一 2,〇〇〇 A Co-P層之附著層 ,接著以大量水沖洗。該晶圓表面之後沈浸至不同加熱之 無電溶液中,該溶液包含鎳離子、擰檬酸鹽離子、硼酸以 及磷酸鹽鈉或是乙境氨基甲硼燒,其中依據使用之槽,具 有介於大約5,000 A與大約7,000 A之間之厚度之一層NiP或 是NiB沈積在該銅上,接著以大量水沖洗。在沈積之最終步 驟中,該晶圓表面沈浸在商業可使用之沈浸A u槽中以沈積 介於大約1,000 A與大約2,000 A之間之一新層Au在無電電 鍍銅墊表面1 4上。 14- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) (請先閱讀背面之注意事項再填寫本頁) -
-------訂---------I
次口圖2所示 ^ 、,坪竹凸塊4〇 技術沈積在烊料材二 雖然本發明已經以解 用 > 沪二五立固 睪丨生万式說明,但是必須瞭解所使 用《切意圖為說明文字特性而非限制。 此外’雖然本發明辦 . σ ^ 、,二^較佳及替代方案具體實施例加 以說明’但是將體會那虺 m ^ ^ ^ ^ ^ ^ 一…知相關技蟄之人士將容易地應 用k些技術至本發明其他可能變化。 本發明具體實施例其中當之 下。 一炙特殊性質或是利益定義如 10 導電墊 12 鋼塾 14 表面 16 第一(銅)擴散障礙層 18 第二層 2〇 雙層 30 接線焊接 40 焊料凸塊 -15-
Claims (1)
- 493260 A8 B8 C8 D8 2. 6. 經濟部智慧財產局員工消費合作社印製 申請專利範圍 一種製備供電氣連接用之銅墊表面之方法,該方法包括 下列步驟: 提供銅塾表面; 選擇性沈積包含磷或硼金屬合金之保護層在該銅墊表 面上;以及 選擇性沈積一惰性金屬之附著層在該保護層頂部上。 如申請專利範圍第〗項之製備供電氣連接用之銅墊表面 之方法,尚包括在該保護層之前選擇性沈積一惰性金屬 之長晶層在該銅塾表面上之步驟。 一種製備供電氣連接用之銅墊表面之方法,該方法尚包 括下列步驟: 在谷液中潔淨該銅整表面;以及 選擇性沈和一惰性金屬之長晶層在該銅塾表面上。 如申請專利範圍第2項之製備供電氣連接用之銅墊表面 之方法,其中該長晶層以鈀沈積。 如申請專利範圍第3項之製備供電氣連接用之銅墊表面 I万法,尚包括在該長晶層沈積之後以水沖洗該銅墊表 面之步驟。 土 如申請專利範圍第〗項之製備供電氣連接用之銅墊表面 之方法,尚包括藉由無電電鍍技術沈積該保護層之步騍。 如申請專利範圍第丨項之製備供電氣連接用之銅墊^面 之方法,其中該保護層沈積步驟,尚包括下列步驟. -16- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) (請先閱讀背面之注意事項再填寫本頁) 訂- •線· 493260 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 將該銅墊表面與無電槽之加熱緩衝溶液接觸,該溶液 包含姑離子、硼酸、檸檬酸鹽離子、醋酸以及次磷酸鉛 ;以及 將該銅墊表面與加熱之無電溶液接觸,該溶液包含鎳 離子、擰檬酸鹽離子、硼酸、次磷酸鈉或是乙烷氨基甲 石朋燒。 如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法’其中該附著層由選自All、pt、Pd及Ag組成之 群組之金屬形成。 如申請專利範圍第1項之製備供電氣連接用之銅墊表面 I方法’其中該附著層爲藉由沈浸該晶圓至沈浸All溶 液中而形成。 10.如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法,其中該附著層可以由惰性金屬形成爲介於大約 5〇〇 A與大約4,000 A之間之厚度。 1 1 ·如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法’其中該包含磷或硼之金屬合金係選自奶_?、(:0- P、Co-W-P、Co-Sn-P、Ni-w-p、Co-B、Ni-B、Co-Sn-B、 Co-W-B以及Ni-W-B組成之群組。 1 2.如申請專利範圍第丨項之製備供電氣連接用之銅墊表面 I方法,其中孩保護層由包含磷或硼之金屬合金形成爲 介於大約1,000 A與大約1〇,〇〇〇 A之厚度。 1 3 ·如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法,尚包括藉由無電電鍍技術沈積惰性金屬層在該 8· 9. (請先閱讀背面之注咅?事項再填寫本頁) 訂-· |線· -17- 申請專利範圍 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印 附著層頂部上之步驟,如此該惰性金屬層總厚度爲介於 大約2,000 A與大約12,〇〇〇 A之間。 14. 如申請專利範圍第!項之製備供電氣連接用之銅塾表面 (方法’其中該保護層包括二分離層,各層爲包含鱗或 硼之金屬合金。 15. 如中請專利範圍第i项之製備供電氣連接用之銅整表面 之方法,其中该保護層爲c0_ w_p及Ni ·P合成物層,該 附著層爲A U。 I6·如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法,其中該保護層爲Ni-P或是Co-W-P,而該附著層爲A u。 17·如申請專利範圍第丨項之製備供電氣連接用之銅墊表面 又方法,其中該保護層爲Ni-P,而該附著層爲沈浸Au 及無電Pd。 1 8 ·如申請專利範圍第2項之製備供電氣連接用之銅墊表面 之方法,尚包括沈積該長晶層之多數?d極微粒子之步驟。 1 9 .如申請專利範圍第1項之製備供電氣連接用之銅墊表 之方法’其中該銅塾表面提供在選自石夕晶圓、石夕錯晶 或疋絕緣體上石夕晶圓組成之群組之底材上。 2 0 ·如申請專利範圍第i項之製備供電氣連接用之銅塾表 之方法,尚包括下列步驟: 將晶圓切成小片,其中該晶圓上之銅墊表面位於單獨 IC晶片中;以及 形成接線焊接在該銅塾表面上。 面 圓 面 (請先閱讀背面之注意事項再填寫本頁) --------tr---------^ — · -18- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) A8 B8 C8 D8申凊專利範圍 1.如申請專利範圍第1項之製備供電氣連接用之銅墊表面 之方法,尚包括下列步驟: 知Θ曰圓切成小片,其中該晶圓上之銅墊表面位於單獨 I c晶片中;以及 形成ί于料凸塊在該銅墊表面上以供形成電氣連接。 22·如申請專利範圍第21項之製備供電氣連接用之銅墊表面 之方法,其中形成之該焊料凸塊爲藉由絲網印刷或是注 入鑄模技術形成之Pb/Sn焊料球。 23. —種用於在其上面形成電氣連接之導電墊,該導電墊包 括: ,土 一銅塾表面; 在該銅墊表面上之包含磷或硼之金屬合金之保護層; 以及 β θ ’ 在該保護層頂部上之惰性金屬之附著層,該附著層以 接線焊接或是焊料凸塊提供電氣連接。 24·如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,尚包括介於該銅墊表面與該保護層之間之惰性 金屬之長晶層。 25 ·如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,尚包括介於該銅墊表面與該保護層之間之鈀極 微粒子之長晶層。 < 26.如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,其中該保護層由選自Ni_P、c〇_p、CQ_w_p、& (請先閱讀背面之注意事項再填寫本頁) -線. 經濟部智慧財產局員工消費合作社印製申請專利範圍 Sn-P、Ni-W-P、Co-B、Ni-B、Co-Sn-B、Co-W-B 以及 Ni- W - B組成之群組之材料形成。 27·如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,其中該包含磷或硼之金屬之保護層具有介於大 約1,000 A與大約10,000 A之間之厚度。 2 8 ·如申請專利範圍第2 3項之用於在其上面形成電氣連接之 導電墊,尚包括該附著層頂部上之惰性金屬層形成該惰 性金屬層之組合厚度爲介於大約2,000 A與大約12,000 A 之間。 2 9 .如申請專利範圍第2 3項之用於在其上面形成電氣連接之 導電塾’其中該保護層尚包括二分離層,各層爲包含蹲 或硼之金屬合金,緊密結合在一起。 3〇.如申請專利範圍第29項之用於在其上面形成電氣連接之 導電墊,其中該二分離層可以爲c〇-w_p及Ni_P。 3 1 ·如申請專利範圍第23項之用於在其上面形成電氣連接之 導電塾,其中該附著層係選自Au、Pt、Pd及Ag組成之 群組之一層。 32. 如申請專利範園第23項之用於在其上面形成電氣連接之 導電墊,其中該附著層具有介於大約5〇〇 A與大約4〇〇〇 A之間之厚度。 ’ 33. 如申請專利範圍第23項之用於在其上面形成電氣連接之 導電整,其中該保護層爲或是c〇_w_p,而該附著 層爲A u。 (請先閲讀背面之注意事項再填寫本頁) -線. 經濟部智慧財產局員Η消費合作社印製 -20 - 、申請專利範圍 34.如申請專利範圍第23項之用於在其上面形成 導電墊,其中該保護層爲Ni-P,而該附著 及無電Pd。 彳 (請先閱讀背面之注意事項再填寫本頁) 35·如申請專利範圍第23項之用於在其上 , 成電氣連接之 導電墊,其中該導電墊形成銅墊在矽晶圓、 〇 , Η 吵錯晶圓或 疋、、、邑緣體上石夕晶圓之底材上。 36. 如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,其中該電氣連接由接線焊接形成。 37. 如申請專利範圍第23項之用於在其上面形成電氣連接之 導電墊,其中該電氣連接由焊料凸塊形成。 3 8· —種用於提供電氣連接之電氣結構,該結構包括: 一銅塾表面; 銅墊表面上之包含磷或硼之金屬合金之保護層; 該保護層頂部上之惰性金屬之附著層;以及 與該附著層集成之電氣連接。 3 9 .如申請專利範圍第3 8項之用於提供電氣連接之電氣結構 ’其中$亥%氣連接爲接線焊接或焊料凸塊。 40·申請專利範圍第38項之用於提供電氣連接之電氣結構, 尚包括介於該銅墊表面與保護層之間之惰性金屬長晶層。 經濟部智慧財產局員工消費合作社印製 4 1 ·如申請專利範圍第4 〇項之用於提供電氣連接之電氣結構 ,其中該長晶層爲鈀極微粒子。 4 2 ·如申請專利範圍第3 8項之用於提供電氣連接之電氣結構 ,其中該附著層由選自Au、Pt、Pd及Ag組成之群組之 金屬形成。 -21 - ‘紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ^i260六、申請專利範圍 4 3 44 4 5 ’如申請專利範圍第3 8項之用於提供電氣連接之電氣結構 ’其中該保護層由選自Ni_P、Co_P、Co-W-P、Co-Sn-P、 Ni-W-P、c〇-B、Ni-B、Co-Sn-B、Co-W-B 以及Ni-W-B 組 成之群組之金屬合金形成。 •如申請專利範圍第3 8項之用於提供電氣連接之電氣結構 ’尚包括沈積在該附著層頂部上之惰性金屬層,如此該 附著層之總厚度爲介於大約2,〇〇〇 A與大約12,000 A之間。 •如申請專利範圍第3 8項之用於提供電氣連接之電氣結構 ,尚包括銅墊位於上面之矽晶圓、矽鍺晶圓或是絕緣體 上石夕晶圓之底材。 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 -22- 本紙張尺度適用中國國家標準(CNS)A4規格(2〗〇 x 297公釐)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/510,996 US6335104B1 (en) | 2000-02-22 | 2000-02-22 | Method for preparing a conductive pad for electrical connection and conductive pad formed |
Publications (1)
Publication Number | Publication Date |
---|---|
TW493260B true TW493260B (en) | 2002-07-01 |
Family
ID=24033047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW090100408A TW493260B (en) | 2000-02-22 | 2001-01-09 | Method for preparing a conductive pad for electrical connection and conductive pad formed |
Country Status (8)
Country | Link |
---|---|
US (1) | US6335104B1 (zh) |
JP (1) | JP3478804B2 (zh) |
KR (1) | KR100375460B1 (zh) |
CN (1) | CN100386857C (zh) |
GB (1) | GB2365622B (zh) |
MY (1) | MY119885A (zh) |
SG (1) | SG90233A1 (zh) |
TW (1) | TW493260B (zh) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2915888B1 (ja) * | 1998-01-28 | 1999-07-05 | 日本特殊陶業株式会社 | 配線基板及びその製造方法 |
US6965165B2 (en) * | 1998-12-21 | 2005-11-15 | Mou-Shiung Lin | Top layers of metal for high performance IC's |
US6077766A (en) * | 1999-06-25 | 2000-06-20 | International Business Machines Corporation | Variable thickness pads on a substrate surface |
JP4613271B2 (ja) * | 2000-02-29 | 2011-01-12 | シャープ株式会社 | 金属配線およびその製造方法およびその金属配線を用いた薄膜トランジスタおよび表示装置 |
JP3979791B2 (ja) | 2000-03-08 | 2007-09-19 | 株式会社ルネサステクノロジ | 半導体装置およびその製造方法 |
US6551931B1 (en) * | 2000-11-07 | 2003-04-22 | International Business Machines Corporation | Method to selectively cap interconnects with indium or tin bronzes and/or oxides thereof and the interconnect so capped |
WO2002039802A2 (en) * | 2000-11-10 | 2002-05-16 | Unitive Electronics, Inc. | Methods of positioning components using liquid prime movers and related structures |
US20040126548A1 (en) * | 2001-05-28 | 2004-07-01 | Waseda University | ULSI wiring and method of manufacturing the same |
JP3675407B2 (ja) * | 2001-06-06 | 2005-07-27 | 株式会社デンソー | 電子装置 |
US6762122B2 (en) * | 2001-09-27 | 2004-07-13 | Unitivie International Limited | Methods of forming metallurgy structures for wire and solder bonding |
US6683383B2 (en) * | 2001-10-18 | 2004-01-27 | Intel Corporation | Wirebond structure and method to connect to a microelectronic die |
TWI245395B (en) * | 2001-11-20 | 2005-12-11 | Advanced Semiconductor Eng | Multi-chip module package device |
JP3761461B2 (ja) | 2001-12-13 | 2006-03-29 | Necエレクトロニクス株式会社 | 半導体装置の製造方法 |
US6645567B2 (en) * | 2001-12-19 | 2003-11-11 | Intel Corporation | Electroless plating bath composition and method of using |
US6715663B2 (en) * | 2002-01-16 | 2004-04-06 | Intel Corporation | Wire-bond process flow for copper metal-six, structures achieved thereby, and testing method |
US6661098B2 (en) * | 2002-01-18 | 2003-12-09 | International Business Machines Corporation | High density area array solder microjoining interconnect structure and fabrication method |
JP2003303842A (ja) * | 2002-04-12 | 2003-10-24 | Nec Electronics Corp | 半導体装置およびその製造方法 |
US7547623B2 (en) * | 2002-06-25 | 2009-06-16 | Unitive International Limited | Methods of forming lead free solder bumps |
US6784544B1 (en) * | 2002-06-25 | 2004-08-31 | Micron Technology, Inc. | Semiconductor component having conductors with wire bondable metalization layers |
US6960828B2 (en) * | 2002-06-25 | 2005-11-01 | Unitive International Limited | Electronic structures including conductive shunt layers |
US7531898B2 (en) * | 2002-06-25 | 2009-05-12 | Unitive International Limited | Non-Circular via holes for bumping pads and related structures |
US6825564B2 (en) * | 2002-08-21 | 2004-11-30 | Micron Technology, Inc. | Nickel bonding cap over copper metalized bondpads |
TWI225899B (en) * | 2003-02-18 | 2005-01-01 | Unitive Semiconductor Taiwan C | Etching solution and method for manufacturing conductive bump using the etching solution to selectively remove barrier layer |
WO2004101262A1 (en) * | 2003-05-06 | 2004-11-25 | Gentex Optics, Inc. | In-line lens manufacturing |
US20040222540A1 (en) * | 2003-05-06 | 2004-11-11 | Weymouth Russell F. | In-line lens manufacturing |
RU2374359C2 (ru) * | 2003-05-09 | 2009-11-27 | Басф Акциенгезельшафт | Составы для обесточенного осаждения тройных материалов для промышленности полупроводников |
US6969638B2 (en) * | 2003-06-27 | 2005-11-29 | Texas Instruments Incorporated | Low cost substrate for an integrated circuit device with bondpads free of plated gold |
US7071421B2 (en) | 2003-08-29 | 2006-07-04 | Micron Technology, Inc. | Stacked microfeature devices and associated methods |
US7276801B2 (en) * | 2003-09-22 | 2007-10-02 | Intel Corporation | Designs and methods for conductive bumps |
US20050098605A1 (en) * | 2003-11-06 | 2005-05-12 | International Business Machines Corporation | Apparatus and method for low pressure wirebond |
US20050181226A1 (en) * | 2004-01-26 | 2005-08-18 | Applied Materials, Inc. | Method and apparatus for selectively changing thin film composition during electroless deposition in a single chamber |
US7068138B2 (en) * | 2004-01-29 | 2006-06-27 | International Business Machines Corporation | High Q factor integrated circuit inductor |
US7427557B2 (en) * | 2004-03-10 | 2008-09-23 | Unitive International Limited | Methods of forming bumps using barrier layers as etch masks |
US7358174B2 (en) * | 2004-04-13 | 2008-04-15 | Amkor Technology, Inc. | Methods of forming solder bumps on exposed metal pads |
US8485120B2 (en) | 2007-04-16 | 2013-07-16 | Lam Research Corporation | Method and apparatus for wafer electroless plating |
US8844461B2 (en) * | 2007-04-16 | 2014-09-30 | Lam Research Corporation | Fluid handling system for wafer electroless plating and associated methods |
DE102004047522B3 (de) * | 2004-09-28 | 2006-04-06 | Infineon Technologies Ag | Halbleiterchip mit einer Metallbeschichtungsstruktur und Verfahren zur Herstellung desselben |
TWI278090B (en) * | 2004-10-21 | 2007-04-01 | Int Rectifier Corp | Solderable top metal for SiC device |
US20060205170A1 (en) * | 2005-03-09 | 2006-09-14 | Rinne Glenn A | Methods of forming self-healing metal-insulator-metal (MIM) structures and related devices |
US7674701B2 (en) | 2006-02-08 | 2010-03-09 | Amkor Technology, Inc. | Methods of forming metal layers using multi-layer lift-off patterns |
US7932615B2 (en) * | 2006-02-08 | 2011-04-26 | Amkor Technology, Inc. | Electronic devices including solder bumps on compliant dielectric layers |
JP2007305667A (ja) * | 2006-05-09 | 2007-11-22 | Toshiba Corp | 半導体装置及びその製造方法 |
DE102006044691B4 (de) * | 2006-09-22 | 2012-06-21 | Infineon Technologies Ag | Verfahren zum Herstellen einer Anschlussleitstruktur eines Bauelements |
KR100852207B1 (ko) | 2007-06-04 | 2008-08-13 | 삼성전자주식회사 | 절연막 제거방법 및 금속 배선 형성방법 |
JP2009135345A (ja) * | 2007-11-30 | 2009-06-18 | Fujikura Ltd | 半導体装置及びその製造方法 |
JP4349641B1 (ja) * | 2009-03-23 | 2009-10-21 | 田中電子工業株式会社 | ボールボンディング用被覆銅ワイヤ |
US8701281B2 (en) * | 2009-12-17 | 2014-04-22 | Intel Corporation | Substrate metallization and ball attach metallurgy with a novel dopant element |
WO2011093038A1 (ja) * | 2010-01-27 | 2011-08-04 | 住友ベークライト株式会社 | 半導体装置 |
IL204422A0 (en) * | 2010-03-11 | 2010-12-30 | J G Systems Inc | METHOD AND COMPOSITION TO ENHANCE CORROSION RESISTANCE OF THROUGH HOLE COPPER PLATED PWBs FINISHED WITH AN IMMERSION METAL COATING SUCH AS Ag OR Sn |
EP2535929A1 (en) * | 2011-06-14 | 2012-12-19 | Atotech Deutschland GmbH | Wire bondable surface for microelectronic devices |
KR101283580B1 (ko) * | 2011-12-14 | 2013-07-05 | 엠케이전자 주식회사 | 주석계 솔더 볼 및 이를 포함하는 반도체 패키지 |
CN104051337B (zh) * | 2014-04-24 | 2017-02-15 | 上海珏芯光电科技有限公司 | 立体堆叠集成电路系统芯片封装的制造方法与测试方法 |
DE102014107018A1 (de) | 2014-05-19 | 2015-11-19 | Infineon Technologies Ag | Halbleitervorrichtung mit lötbaren und bondbaren elektrischen Kontaktplättchen |
CN106163108A (zh) * | 2015-04-10 | 2016-11-23 | 深圳市安特讯科技有限公司 | 线路及其制作方法 |
DE102016109349A1 (de) * | 2016-05-20 | 2017-11-23 | Infineon Technologies Ag | Chipgehäuse, verfahren zum bilden eines chipgehäuses und verfahren zum bilden eines elektrischen kontakts |
US11682640B2 (en) | 2020-11-24 | 2023-06-20 | International Business Machines Corporation | Protective surface layer on under bump metallurgy for solder joining |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0359972A (ja) * | 1989-07-27 | 1991-03-14 | Yazaki Corp | 電気接点 |
JP2731040B2 (ja) * | 1991-02-05 | 1998-03-25 | 三菱電機株式会社 | 半導体装置の製造方法 |
US5757071A (en) * | 1996-06-24 | 1998-05-26 | Intel Corporation | C4 substrate contact pad which has a layer of Ni-B plating |
JP3728572B2 (ja) * | 1996-10-31 | 2005-12-21 | 株式会社日立製作所 | 配線基板の製造方法 |
US6139977A (en) * | 1998-06-10 | 2000-10-31 | Lucent Technologies Inc. | Palladium surface coating suitable for wirebonding and process for forming palladium surface coatings |
JP2000151053A (ja) * | 1998-11-12 | 2000-05-30 | Shinko Electric Ind Co Ltd | 回路基板 |
-
2000
- 2000-02-22 US US09/510,996 patent/US6335104B1/en not_active Expired - Lifetime
-
2001
- 2001-01-09 TW TW090100408A patent/TW493260B/zh not_active IP Right Cessation
- 2001-01-31 MY MYPI20010427A patent/MY119885A/en unknown
- 2001-02-07 KR KR10-2001-0005797A patent/KR100375460B1/ko not_active IP Right Cessation
- 2001-02-08 JP JP2001032285A patent/JP3478804B2/ja not_active Expired - Fee Related
- 2001-02-13 SG SG200100784A patent/SG90233A1/en unknown
- 2001-02-14 GB GB0103577A patent/GB2365622B/en not_active Expired - Fee Related
- 2001-02-21 CN CNB011046791A patent/CN100386857C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2001267356A (ja) | 2001-09-28 |
GB2365622A (en) | 2002-02-20 |
GB0103577D0 (en) | 2001-03-28 |
CN1311526A (zh) | 2001-09-05 |
KR100375460B1 (ko) | 2003-03-10 |
CN100386857C (zh) | 2008-05-07 |
US6335104B1 (en) | 2002-01-01 |
KR20010083160A (ko) | 2001-08-31 |
SG90233A1 (en) | 2002-07-23 |
GB2365622B (en) | 2004-08-11 |
MY119885A (en) | 2005-07-29 |
JP3478804B2 (ja) | 2003-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW493260B (en) | Method for preparing a conductive pad for electrical connection and conductive pad formed | |
TW468245B (en) | Semiconductor device and its manufacturing method | |
TWI230428B (en) | Self-aligned corrosion stop for copper C4 and wirebond | |
JP3771905B2 (ja) | 入出力サイトのための共通ボール制限金属 | |
JP3065508B2 (ja) | C4製造のためのTiWの選択的エッチング | |
US5755859A (en) | Cobalt-tin alloys and their applications for devices, chip interconnections and packaging | |
US6787926B2 (en) | Wire stitch bond on an integrated circuit bond pad and method of making the same | |
TWI285406B (en) | Semiconductor device | |
TW457602B (en) | Flip chip metallization | |
TW536794B (en) | Wiring board and its manufacturing method, semiconductor apparatus and its manufacturing method, and circuit board | |
US7800240B2 (en) | Under bump metallurgy structure and wafer structure using the same and method of manufacturing wafer structure | |
TW200416305A (en) | Etching solution and method for manufacturing conductive bump using the etching solution to selectively remove barrier layer | |
JP2015167257A (ja) | 小型電子機器、その形成方法、およびシステム | |
TW200303604A (en) | Semiconductor device and method of manufacturing the same | |
TW490775B (en) | Method and apparatus for manufacturing an interconnect structure | |
TW408410B (en) | Manufacture of wiring substrate for mounting semiconductor element | |
TW468244B (en) | Method for processing a semiconductor substrate having a copper surface disposed thereon and structure formed | |
JP2004517498A (ja) | 自己不動態化Cu合金を用いて接着されたCuパッド/Cuワイヤ | |
TW200810639A (en) | Conductive connection structure formed on the surface of circuit board and manufacturing method thereof | |
TW200908264A (en) | Package substrate having electrical connection structure and method for fabricating the same | |
JP7148300B2 (ja) | 導電性バンプ、及び無電解Ptめっき浴 | |
TW444253B (en) | Semiconductor device and method of producing the same | |
JP4196314B2 (ja) | Ni電極層の形成方法 | |
JPH06140409A (ja) | 半導体装置の製法 | |
JP2005109427A (ja) | 半導体装置及びその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4A | Issue of patent certificate for granted invention patent | ||
MM4A | Annulment or lapse of patent due to non-payment of fees |