KR20030067590A - 반도체소자와 그 제조방법 및 반도체장치와 그 제조방법 - Google Patents
반도체소자와 그 제조방법 및 반도체장치와 그 제조방법 Download PDFInfo
- Publication number
- KR20030067590A KR20030067590A KR10-2003-0007943A KR20030007943A KR20030067590A KR 20030067590 A KR20030067590 A KR 20030067590A KR 20030007943 A KR20030007943 A KR 20030007943A KR 20030067590 A KR20030067590 A KR 20030067590A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- columnar
- semiconductor device
- wiring board
- solder
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 242
- 238000000034 method Methods 0.000 title claims description 111
- 229910000679 solder Inorganic materials 0.000 claims abstract description 171
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- 239000010931 gold Substances 0.000 claims abstract description 42
- 229910052737 gold Inorganic materials 0.000 claims abstract description 42
- 239000002313 adhesive film Substances 0.000 claims abstract description 38
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- 238000005476 soldering Methods 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052802 copper Inorganic materials 0.000 claims abstract description 31
- 239000010949 copper Substances 0.000 claims abstract description 31
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- 229910052751 metal Inorganic materials 0.000 claims description 27
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- 230000015572 biosynthetic process Effects 0.000 claims description 13
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- 229910052718 tin Inorganic materials 0.000 claims description 13
- 230000000740 bleeding effect Effects 0.000 claims description 11
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- 239000011261 inert gas Substances 0.000 claims description 7
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
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- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
- 239000013039 cover film Substances 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
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- 229910052719 titanium Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000006023 eutectic alloy Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
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- 239000011651 chromium Substances 0.000 description 3
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- 238000004544 sputter deposition Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000001994 activation Methods 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
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- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
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- 238000004380 ashing Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
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- 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
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
- H01L21/563—Encapsulation of active face of flip-chip device, e.g. underfilling or underencapsulation of flip-chip, encapsulation preform on chip or mounting substrate
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—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
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- H01L2224/0554—External layer
- H01L2224/0556—Disposition
- H01L2224/05571—Disposition the external layer being disposed in a recess of the surface
- H01L2224/05572—Disposition the external layer being disposed in a recess of the surface the external layer extending out of an opening
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Abstract
Description
Claims (43)
- 범프로서 소용되고, 반도체기판상의 전극상에 형성되어 상기 반도체기판상에 노출된 주상돌기; 및상기 주상돌기의 측면의 상부 및 상면 위에 도포되는 캡막으로서, 납땜시에 땜납에 의한 번짐과 상기 주상돌기의 산화를 방지하기 위한 영역을 한정하는 캡막을 포함하는 반도체소자.
- 범프로서 소용되고, 반도체기판상의 전극상에 형성되는 주상돌기; 및적어도 상기 주상돌기의 측면의 상기 전극에 가까운 부분에 형성된 번짐방지막을 포함하는 반도체소자.
- 제1항에 있어서, 상기 주상돌기는 중간접속막 또는 접착막을 통해 상기 전극상에 형성되는 반도체소자.
- 제2항에 있어서, 상기주상돌기의 상면 또는 상기 주상돌기의 측면의 상부 및 상면은 상기 주상돌기의 산화를 방지하고 상기 주상돌기가 땜납에 의해 번지는 영역을 구분하는 캡막에 의해 도포되는 반도체소자.
- 제1항에 있어서, 상기 캡막은 금, 금합금, 주석, 인 또는 팔라디움으로 형성되는 반도체소자.
- 제1항 또는 제4항에 있어서, 상기 캡막은 납땜시에 플럭스에 녹는 수지코팅막인 반도체소자.
- 제2항에 있어서, 상기 주상돌기의 상면 또는 상기 주상돌기의 측면의 상부 및 상면은 땜납막으로 도포되는 반도체소자.
- 제7항에 있어서, 상기 땜납막은 그 안에 납이 포함되지 않은 재료로 된 반도체소자.
- 제7항 또는 제8항에 있어서, 상기 땜납막은 금막 또는 금합금막으로 도포되는 반도체소자.
- 제2항에 있어서, 상기 번짐방지막은 산화막 또는 질화막인 반도체소자.
- 제2항에 있어서, 상기 번짐방지막은 상기 주상돌기의 표면의 산화에 의해 형성된 막인 반도체소자.
- 제1항 또는 제2항에 있어서, 상기 주상돌기는 구리 또는 구리합금으로 된 반도체소자.
- 그 위에 전극이 형성된 반도체기판의 전체 위에 도금전극으로 소용되는 금속막을 형성하는 단계;상기 금속막상의 상기 전극부의 위치에 개구를 갖는 레지스트막을 형성하는 단계;주상돌기를 형성하기 위해, 전해도금으로 고전도성금속을 기둥형태로 증착시키는 단계;상기 레지스트막을 제거하는 단계;상기 주상돌기를 마스크로 하여 상기 금속막을 제거하기 위해 식각하는 단계; 및상기 주상돌기의 표면상에 번짐방지막을 형성하는 단계를 포함하는 반도체소자 제조방법.
- 그 위에 전극을 가진 반도체기판상의 상기 전극부의 위치에 개구를 갖는 레지스트막을 형성하는 단계;무전해도금으로 활성처리를 하여 활성처리층을 형성하는 단계;상기 레지스트막상의 상기 활성층을 제거하는 단계;무전해도금으로 상기 개구에 고전도성금속을 증착하여 주상돌기를 형성하는 단계;상기 레지스트막을 제거하는 단계; 및상기 주상돌기의 표면상에 번짐방지막을 형성하는 단계를 포함하는 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 주상돌기의 표면상에 상기 번짐방지막을 형성한 후, 실장기판에 접속된 상기 주상돌기부분 위의 상기 번짐방지막이 제거되는 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 주상돌기의 표면상에 번짐방지막을 형성하기 전에, 마스크가 상기 번짐방지막이 형성되지 않아야 할 상기 주상돌기의 영역에 형성되고, 상기 주상돌기의 표면상에 번짐방지막이 형성된 후, 상기 마스크가 제거되는 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 번짐방지막은 CVD법에 의해 증착된 실리콘산화막 또는 실리콘질화막인 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 주상돌기의 표면상에 상기 번짐방지막의 상기 형성은 상기 주상돌기의 표면에 산화막을 형성하기 위해 산화분위기에서 상기 주상돌기를 노출시키는 반도체소자 제조방법.
- 제15항에 있어서, 상기 주상돌기의 접속부에서의 상기 번짐방지막의 상기 제거는 불활성가스의 플라즈마에 상기 주상돌기를 노출시키는 것에 해당하는 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 주상돌기의 형성 후이면서 상기 레지스트막의 제거 전에, 캡막이 상기 주상돌기의 상면에 도포되고, 상기 캡막은 상기 주상돌기와 비교하여 산화되기 어려운 금속으로 이루어지는 반도체소자 제조방법.
- 제13항 또는 제14항에 있어서, 상기 주상돌기의 형성 후이면서 상기 레지스트막의 제거 전에, 상기 레지스트막 위로 반식각을 행하여 상기 주상돌기의 상기 측면의 상부를 노출시킨 후, 캡막이 상기 주상돌기와 비교하여 산화되기 어려운 금속으로 상기 주상돌기의 측면 및 상측면에 도포되는 반도체소자 제조방법.
- 제13항에 있어서, 상기 주상돌기의 형성 후이면서 상기 레지스트막의 제거 전에, 땜납막이 상기 주상돌기의 상면에 도포되는 반도체소자 제조방법.
- 제13항에 있어서, 상기 주상돌기의 형성 후이면서 상기 레지스트막의 제거 전에,상기 레지스트막 위로 반식각을 행하여 상기 주상돌기의 측면의 상부를 노출시키는 단계; 및상면 및 측면의 상부를 땜납막으로 도포하는 단계를 포함하는 반도체소자 제조방법.
- 반도체소자의 전극상에 형성된 도전성주상돌기;상기 도전성주상돌기에 납땜된 배선기판의 패드; 및상기 전극에 가까운 상기 주상돌기의 측면의 적어도 일부에 도포된 번짐방지막을 포함하는 반도체장치.
- 반도체소자의 전극상에 형성된 도전성주상돌기; 및상기 도전성주상돌기에 납땜된 배선기판의 패드를 포함하고,상기 주상돌기의 납땜된 부분은 상기 주상돌기의 상면만인 반도체장치.
- 반도체소자의 전극상에 형성된 도전성주상돌기; 및상기 도전성주상돌기가 납땜된 배선기판의 패드를 포함하고,상기 주상돌기는 상기 주상돌기 보다 산화되기 어렵고, 상기 주상돌기의 상기 상면 또는 상기 주상돌기의 측면의 상부 및 상면에 형성된 금속막을 통해 상기 패드에 납땜되는 반도체장치.
- 반도체소자의 전극상에 형성된 도전성주상돌기; 및상기 도전성주상돌기가 납땜된 배선기판의 패드를 포함하고,상기 주상돌기의 상면 및 상기 배선기판의 패드표면은 상기 주상돌기와 비교하여 산화되기 어려운 금속막을 통해 접착되는 반도체장치.
- 제26항 또는 제27항에 있어서, 산화되기 어려운 상기 금속막은 금 또는 금합금으로 이루어진 반도체장치.
- 제24항 내지 제27항 중 어느 한 항에 있어서, 수지는 상기 반도체소자 및 상기 배선기판 사이에 충전되는 반도체장치.
- 반도체소자의 전극상에 형성된 주상돌기의 선단부 또는 거기에 납땜된 배선기판의 패드 위 중의 하나에 플럭스활성효과를 갖는 열경화성수지를 도포하는 단계;상기 주상돌기 및 배선기판의 패드를 소정량의 땜납으로 정렬시키는 단계;상기 주상돌기의 선단부만을 가열하여 상기 배선기판의 패드에 납땜시키는 단계를 포함하는 반도체장치 제조방법.
- 반도체소자의 전극상에 형성된 주상돌기의 선단부 또는 거기에 납땜되어야 하는 배선기판의 패드 위 중의 하나에 플럭스를 도포하는 단계;상기 주상돌기 및 배선기판의 패드를 소정량의 땜납으로 정렬시키는 단계;상기 주상돌기의 선단부만을 가열하여 상기 배선기판의 패드에 납땜시키는단계를 포함하는 반도체장치 제조방법.
- 제30항 또는 제31항에 있어서, 상기 납땜처리 전에, 상기 주상돌기의 상면 또는 상기 주상돌기의 측면의 상부 및 상면 중의 하나는 습윤성이 뛰어난 금속으로 된 캡막으로 도포되는 반도체장치 제조방법.
- 제30항 또는 제31항에 있어서, 납땜 전에, 캡막은 상기 주상돌기의 상면 또는 상기 주상돌기의 측면의 상부 및 상면 위에 덮이고, 상기 캡막은 납땜이 행해질 때 플럭스기능을 갖는 재료에 녹는 수지재료로 된 반도체장치 제조방법.
- 주상돌기의 선단부 또는 거기에 납땜된 배선기판의 패드 위 중의 하나에 플럭스활성효과를 갖는 열경화성수지를 도포하는 단계;반도체소자상의 전극 위에 형성되고 그것의 선단부에 땜납막을 가진 주상돌기를 상기 배선기판상의 패드에 정렬시키는 단계; 및상기 주상돌기의 선단부만을 가열하여 상기 배선기판의 패드에 납땜시키는 단계를 포함하는 반도체장치 제조방법.
- 주상돌기의 선단부 또는 거기에 납땜된 배선기판의 패드 위 중의 하나에 플럭스를 도포하는 단계;상기 반도체소자상의 전극 위에 형성되고 그것의 선단부에 땜납막을 가진 상기 주상돌기를 상기 배선기판상의 패드에 정렬시키는 단계;상기 주상돌기의 선단부만을 가열하여 상기 배선기판상의 패드에 납땜시키는 단계; 및상기 플럭스를 제거하고 세정하는 단계를 포함하는 반도체장치 제조방법.
- 반도체소자상의 전극 위에 형성된 주상돌기와 배선기판의 패드를 소정량의 땜납으로 정렬시키는 단계; 및상기 주상돌기의 선단부만을 가열하여 상기 배선기판의 패드에 납땜시키는 단계를 포함하고,상기 주상돌기의 납땜부 및 상기 패드의 땜납위의 납땜부 중의 적어도 하나에 얇은 금막이 형성되는 반도체장치 제조방법.
- 반도체소자상의 전극 위에 형성되고 그것의 선단부에 땜납막을 가지며 배선기판상의 패드가 납땜되어야 하는 주상돌기를 정렬시키는 단계; 및상기 주상돌기의 선단부만을 가열하여 배선기판이 패드에 납땜시키는 단계를 포함하고,얇은 금속막은 상기 주상돌기상의 땜납막 및 상기 패드 중의 적어도 하나에 형성되는 반도체장치 제조방법.
- 제30항, 제31항 및 제34항 내지 제37항 중 어느 한 항에 있어서, 상기 납땜처리시에, 압력이 상기 반도체소자와 상기 배선기판 사이에 가해지는 반도체장치 제조방법.
- 반도체소자상의 전극 위에 형성된 주상돌기의 선단면 및 배선기판상의 패드표면을 플라즈마에 의해 여기된 불활성가스에 의한 물리적 충격으로 세정하는 단계;상기 주상돌기와 상기 배선기판의 패드를 정렬시키는 단계;상기 반도체소자와 상기 배선기판을 가압하면서 상기 주상돌기와 상기 패드를 접착시키는 단계를 포함하는 반도체장치 제조방법.
- 제39항에 있어서, 상기 접착은 가열 및/또는 초음파진동 중의 하나 또는 모두에 의해 이루어지는 반도체장치 제조방법.
- 제39항 또는 제40항에 있어서, 상기 주상돌기의 상면 및/또는 상기 패드의 외면 중의 하나 또는 모두에, 산화되기 어려운 금속막이 형성됨으로써, 상기 주상돌기 및 상기 패드는 산화되기 어려운 상기 금속막을 통해 접착되는 반도체장치 제조방법.
- 제39항에 있어서, 상기 주상돌기와 상기 패드의 상기 접착은 진공 또는 비산화분위기에서 행해지는 반도체장치 제조방법.
- 제30항, 제34항 내지 제37항 및 제39항 중 어느 한 항에 있어서, 상기 주상돌기를 상기 패드에 납땜하거나 상기 주상돌기를 상기 패드에 접착 후, 수지가 상기 반도체소자와 상기 배선기판 사이에 충전되는 반도체장치 제조방법.
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- 2003-02-07 TW TW092102710A patent/TWI223361B/zh not_active IP Right Cessation
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KR20150107582A (ko) * | 2014-03-13 | 2015-09-23 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | 반도체 디바이스 구조 및 제조 방법 |
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US7135770B2 (en) | 2006-11-14 |
US20030151140A1 (en) | 2003-08-14 |
US20090035893A1 (en) | 2009-02-05 |
TWI223361B (en) | 2004-11-01 |
US7449406B2 (en) | 2008-11-11 |
CN1437256A (zh) | 2003-08-20 |
TW200303058A (en) | 2003-08-16 |
JP2003234367A (ja) | 2003-08-22 |
JP3829325B2 (ja) | 2006-10-04 |
US20060065978A1 (en) | 2006-03-30 |
CN1873939A (zh) | 2006-12-06 |
US7749888B2 (en) | 2010-07-06 |
KR100545008B1 (ko) | 2006-01-24 |
US7268438B2 (en) | 2007-09-11 |
CN100511658C (zh) | 2009-07-08 |
US20070020912A1 (en) | 2007-01-25 |
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