JP6601943B2 - 回路基板、電子部品及び回路基板製造方法 - Google Patents
回路基板、電子部品及び回路基板製造方法 Download PDFInfo
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- JP6601943B2 JP6601943B2 JP2015106137A JP2015106137A JP6601943B2 JP 6601943 B2 JP6601943 B2 JP 6601943B2 JP 2015106137 A JP2015106137 A JP 2015106137A JP 2015106137 A JP2015106137 A JP 2015106137A JP 6601943 B2 JP6601943 B2 JP 6601943B2
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- connection pad
- insulating layer
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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
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
- H05K1/114—Pad being close to via, but not surrounding the via
-
- 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
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
-
- 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
- H01L2224/4847—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a wedge bond
- H01L2224/48471—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a wedge bond the other connecting portion not on the bonding area being a ball bond, i.e. wedge-to-ball, reverse stitch
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/04—Soldering or other types of metallurgic bonding
- H05K2203/049—Wire bonding
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/18—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material
- H05K3/188—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by direct electroplating
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
- Y10T29/49156—Manufacturing circuit on or in base with selective destruction of conductive paths
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Wire Bonding (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
一実施形態において、第2の絶縁層120は回路パターン及び第1の絶縁層110を覆う。
100 回路基板
110 第1の絶縁層
111 回路パターン部
112 接続パッド部
120 第2の絶縁層
121 開口部
130 接続パッド
131 接続パッド部
132 導電パターン部
133 接続パターン部
140 パッドめっき層
200 デバイス
210 ワイヤ
220 ソルダー
Claims (14)
- 回路パターン部及び接続パッド部を含む回路パターンが上面に設けられた第1の絶縁層と、
前記接続パッド部を露出させる開口部が設けられ、前記第1の絶縁層上に積層された最外郭絶縁層と、
外部デバイスとの電気的接続のために、前記開口部の上側から前記最外郭絶縁層の上面に延長された接続パッドと、を含み、
前記接続パッドは、前記開口部の内側壁のうちの一部にのみ接触され、
前記接続パッドは、前記接続パッド部の前記開口部に露出された領域のうちの一部にのみ接触される、回路基板。 - 前記最外郭絶縁層は、ソルダーレジストから成ることを特徴とする請求項1に記載の回路基板。
- 前記接続パッドの表面に設けられ、前記接続パッドを成す材料と異なる導電性材料から成るパッドめっき層をさらに含むことを特徴とする請求項1に記載の回路基板。
- 前記パッドめっき層は、前記接続パッドの側面を除いた上面のみに設けられることを特徴とする請求項3に記載の回路基板。
- 前記パッドめっき層は、ニッケル及び金から選ばれる少なくとも一つで構成されるか、または、ニッケル及び金から選ばれる少なくとも一つを含む合金で構成されることを特徴とする請求項4に記載の回路基板。
- 前記接続パッドは、ワイヤボンディング用であることを特徴とする請求項1から5のいずれか1項に記載の回路基板。
- 前記接続パッドの側面は、有機物材料によって表面処理されたことを特徴とする請求項1から6のいずれか1項に記載の回路基板。
- 前記接続パッドの露出表面は、有機物材料によって表面処理されたことを特徴とする請求項3に記載の回路基板。
- 回路パターン部及び接続パッド部を含む回路パターンが上面に設けられた第1の絶縁層と、
前記接続パッド部を露出させる開口部が設けられ、前記第1の絶縁層上に積層された最外郭絶縁層と、
外部デバイスとの電気的接続のために、前記開口部の上側から前記最外郭絶縁層の上面に延長された接続パッドと、を含み、
前記接続パッドの下部には、シード層が設けられ、
前記シード層は、前記開口部の内側壁のうちの一部にのみ接触され、
前記シード層は、前記接続パッド部の前記開口部に露出された領域のうちの一部にのみ接触される、回路基板。 - 前記接続パッドの表面に設けられ、前記接続パッドを成す材料とは異なる導電性材料から成るパッドめっき層をさらに含み、
前記パッドめっき層は、前記接続パッドの側面を除いた領域のみに設けられることを特徴とする請求項9に記載の回路基板。 - 接続端子が設けられるデバイスが請求項1から10のいずれか1項の回路基板に搭載され、
前記接続端子は、前記接続パッドとワイヤボンディングされることを特徴とする電子部品。 - 第1の絶縁層の上面に回路パターンを形成するステップと、
前記第1の絶縁層の上面及び前記回路パターンを覆う第2の絶縁層を形成するステップと、
前記回路パターンの少なくとも一部を露出させる開口部を前記第2の絶縁層に形成するステップと、
前記開口部によって露出した前記回路パターンのうちの一部及び前記第2の絶縁層を覆うシード層を形成するステップと、
前記シード層を覆うレジスト層を形成するステップと、
前記レジスト層の中で、接続パッドが形成される領域のレジストを除去するステップと、
導電性を有する第1の材料で前記接続パッドを形成するステップと、
前記接続パッドの上面に、導電性を有し、前記第1の材料と異なる第2の材料から成るパッドめっき層を形成するステップと、
前記レジスト層を除去するステップと、
前記シード層の一部を除去するステップとを含み、
前記接続パッドは、前記開口部の上側から前記第2の絶縁層の上面に延長され、
前記シード層の一部を除去するステップにおいて、
残留するシード層は、
前記開口部の内側壁のうちの一部にのみ接触され、
前記回路パターンの前記開口部に露出された領域のうちの一部にのみ接触される、回路基板製造方法。 - 前記レジスト層を除去するステップ及び前記シード層の一部を除去するステップは、
前記接続パッドの上面に、導電性を有し、前記第1の材料と異なる第2の材料から成るパッドめっき層を形成するステップの後に行われることを特徴とする請求項12に記載の回路基板製造方法。 - 前記第2の絶縁層は、ソルダーレジスト層であることを特徴とする請求項12または13に記載の回路基板製造方法。
Applications Claiming Priority (2)
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KR1020140063045A KR102284123B1 (ko) | 2014-05-26 | 2014-05-26 | 회로기판, 전자부품 및 회로기판 제조방법 |
KR10-2014-0063045 | 2014-05-26 |
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JP2015226065A JP2015226065A (ja) | 2015-12-14 |
JP6601943B2 true JP6601943B2 (ja) | 2019-11-06 |
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JP2015106137A Active JP6601943B2 (ja) | 2014-05-26 | 2015-05-26 | 回路基板、電子部品及び回路基板製造方法 |
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US (1) | US9832885B2 (ja) |
JP (1) | JP6601943B2 (ja) |
KR (1) | KR102284123B1 (ja) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3215545B2 (ja) * | 1993-05-27 | 2001-10-09 | イビデン株式会社 | 薄膜多層配線板及びその製造方法 |
JP4207885B2 (ja) * | 1997-03-13 | 2009-01-14 | イビデン株式会社 | プリント配線板 |
US8021976B2 (en) * | 2002-10-15 | 2011-09-20 | Megica Corporation | Method of wire bonding over active area of a semiconductor circuit |
DE60109339T2 (de) | 2000-03-24 | 2006-01-12 | Texas Instruments Incorporated, Dallas | Verfahren zum Drahtbonden |
JP2002094241A (ja) * | 2000-09-18 | 2002-03-29 | Nippon Avionics Co Ltd | ビルドアッププリント配線板 |
JP3730644B2 (ja) * | 2003-09-11 | 2006-01-05 | ローム株式会社 | 半導体装置 |
JP4587772B2 (ja) * | 2004-10-22 | 2010-11-24 | イビデン株式会社 | 多層プリント配線板 |
US20080093109A1 (en) * | 2006-10-19 | 2008-04-24 | Phoenix Precision Technology Corporation | Substrate with surface finished structure and method for making the same |
JPWO2008120755A1 (ja) * | 2007-03-30 | 2010-07-15 | 日本電気株式会社 | 機能素子内蔵回路基板及びその製造方法、並びに電子機器 |
JP5188110B2 (ja) * | 2007-06-27 | 2013-04-24 | 三洋電機株式会社 | 回路装置 |
JP2012049504A (ja) * | 2010-07-30 | 2012-03-08 | Toyota Industries Corp | 配線基板 |
JP2012089657A (ja) * | 2010-10-19 | 2012-05-10 | Hitachi Cable Ltd | 半導体装置用テープキャリア |
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2014
- 2014-05-26 KR KR1020140063045A patent/KR102284123B1/ko active IP Right Grant
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2015
- 2015-05-26 JP JP2015106137A patent/JP6601943B2/ja active Active
- 2015-05-26 US US14/722,084 patent/US9832885B2/en active Active
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Publication number | Publication date |
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US9832885B2 (en) | 2017-11-28 |
KR20150135896A (ko) | 2015-12-04 |
JP2015226065A (ja) | 2015-12-14 |
US20150342047A1 (en) | 2015-11-26 |
KR102284123B1 (ko) | 2021-07-30 |
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