KR100609647B1 - 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨기판의 제조방법 - Google Patents
이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨기판의 제조방법 Download PDFInfo
- Publication number
- KR100609647B1 KR100609647B1 KR1020040098128A KR20040098128A KR100609647B1 KR 100609647 B1 KR100609647 B1 KR 100609647B1 KR 1020040098128 A KR1020040098128 A KR 1020040098128A KR 20040098128 A KR20040098128 A KR 20040098128A KR 100609647 B1 KR100609647 B1 KR 100609647B1
- Authority
- KR
- South Korea
- Prior art keywords
- nickel
- plating
- imaging
- pattern
- conductive layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 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
- H05K3/0073—Masks not provided for in groups H05K3/02 - H05K3/46, e.g. for photomechanical production of patterned surfaces
- H05K3/0082—Masks not provided for in groups H05K3/02 - H05K3/46, e.g. for photomechanical production of patterned surfaces characterised by the exposure method of radiation-sensitive masks
-
- 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
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
-
- 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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
Description
Claims (4)
- 동이 양면으로 부착된 기판의 양면에 드라이필름을 압착하여 본딩핑거가 형성될 부분 이외의 동을 외부로 노출시키는 제1이미징 단계와;상기 외부로 노출된 동을 제거하여 회로를 형성하는 제1에칭 단계와;상기 제1에칭한 기판의 양면에 화학 동 도금 또는 전도층으로 증착하여 박막을 형성한 후 액상 또는 드라이필름을 재 압착하여 노광 및 현상을 통해 니켈/금도금 될 부분의 전도층(25)을 외부로 노출시키는 제2이미징 단계와;상기 전도층을 제거하는 제2에칭 단계와;상기 전도층을 제거한 기판의 양면에 감광성 물질을 이용하여 니켈/금도금 될 부분인 본딩핑거 및 솔더볼패드 부분을 외부로 노출시키는 제3이미징 단계와;상기 노출된 본딩핑거 및 솔더볼패드에 전기도금을 수행하여 니켈/금도금층을 형성시키는 니켈/금도금 단계와;상기 감광성 물질인 드라이필름을 제거하고, 니켈/금도금되지 않은 패턴 부분의 전도층을 제거하는 제3에칭 단계와;상기 본드핑거와 솔더볼패드를 제외한 영역에 솔더레지스트를 도포하여 회로를 외부로부터 절연시키는 솔더레지스트 도포단계와;상기 기판의 외형 및 슬롯을 가공 형성하는 라우팅 단계; 에 있어서,상기 제3이미징 단계의 감광성 물질의 이미지 경계면은 상기 제2이미징 단계의 드라이필름의 이미지 경계면 보다 바깥쪽으로 덮이는 것을 특징으로 하는 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨 기판의 제조방법.
- 제1항에 있어서,상기 제2이미징 단계의 박막은 전도층을 형성하는 것을 특징으로 하는 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨 기판의 제조방법.
- 제1항에 있어서,상기 제1이미징, 제2이미징, 제3이미징 단계의 외부 노출은 노광 및 현상을 이용하는 것을 특징으로 하는 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨 기판의 제조방법.
- 제1항에 있어서,상기 니켈/금도금 단계의 니켈/금도금층은 상기 본딩핑거의 상부 및 측면에 형성되는 것을 특징으로 하는 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨 기판의 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040098128A KR100609647B1 (ko) | 2004-11-26 | 2004-11-26 | 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨기판의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040098128A KR100609647B1 (ko) | 2004-11-26 | 2004-11-26 | 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨기판의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060059030A KR20060059030A (ko) | 2006-06-01 |
| KR100609647B1 true KR100609647B1 (ko) | 2006-08-08 |
Family
ID=37156368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020040098128A Expired - Lifetime KR100609647B1 (ko) | 2004-11-26 | 2004-11-26 | 이중 이미지 공정에 의한 무도금 패턴을 갖는 비오씨기판의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100609647B1 (ko) |
-
2004
- 2004-11-26 KR KR1020040098128A patent/KR100609647B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060059030A (ko) | 2006-06-01 |
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