JP5874309B2 - 配線基板及びその製造方法 - Google Patents
配線基板及びその製造方法 Download PDFInfo
- Publication number
- JP5874309B2 JP5874309B2 JP2011231684A JP2011231684A JP5874309B2 JP 5874309 B2 JP5874309 B2 JP 5874309B2 JP 2011231684 A JP2011231684 A JP 2011231684A JP 2011231684 A JP2011231684 A JP 2011231684A JP 5874309 B2 JP5874309 B2 JP 5874309B2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- wiring board
- conductive layer
- resin
- hole via
- 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 - Fee Related
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Classifications
-
- 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
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
-
- 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
- H05K3/42—Plated through-holes or plated via connections
- H05K3/425—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern
- H05K3/427—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern initial plating of through-holes in metal-clad substrates
-
- 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
- H05K3/44—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits
- H05K3/445—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits having insulated holes or insulated via connections through the metal core
-
- 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
- H05K1/0271—Arrangements for reducing stress or warp in rigid printed circuit boards, e.g. caused by loads, vibrations or differences in thermal expansion
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/032—Materials
- H05K2201/0323—Carbon
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/06—Thermal details
- H05K2201/068—Thermal details wherein the coefficient of thermal expansion is important
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/0959—Plated through-holes or plated blind vias filled with insulating material
-
- 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
- Y10T29/49165—Manufacturing circuit on or in base by forming conductive walled aperture in base
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Description
図中右側のスルーホールビアを一重構造スルーホールビアとする。
このため、弾性率が支配的なカーボン複合材を含む配線基板1Bの形状を均一化するためには、一重構造スルーホールビア5Bの径のサイズΦD2を、二重構造スルーホールビア5Aの絶縁樹脂6の径ΦD3に合わせる。つまり、スルーホール52の径のサイズを、下孔形成工程(ステップS12)で形成した下孔50の径と同じ大きさとすると、二重構造スルーホールビア5Aと、一重構造スルーホールビア5Bの面方向の物性が均一化される。
2、102 基材
2A、30 プリプレグ材料
3、103 配線層
4、104 配線パターン
4A、40 銅箔
4B、4C、4D、4E 導電層
5A、105A 二重構造スルーホールビア
5B、105B 一重構造スルーホールビア
6、106 絶縁樹脂
7A、7B、7C 樹脂
8 無電解銅めっき層
10 レジストパターン
33 ビルドアップ配線層
41 両面銅張板
Claims (7)
- カーボン繊維を含む板状の基材と、
前記基材の表面に形成された配線層と、
前記基材を貫通する第1の貫通孔と、前記第1の貫通孔の内壁に形成され第2の貫通孔を有する第1の樹脂層と、前記第2の貫通孔の内壁に形成された第1の導電層とを有する第1のビアと、
前記基材を貫通する第3の貫通孔と、前記第3の貫通孔の内壁に形成された第2の導電層とを有する第2のビアと
を含み、
前記第3の貫通孔の内径は、前記第2の貫通孔の内径より大きく、前記第1の貫通孔の内径に等しい
ことを特徴とする配線基板。 - 前記第1の導電層内及び前記第2の導電層内に樹脂が充填されている
ことを特徴とする請求項1に記載の配線基板。 - 前記第1の導電層内及び前記第2の導電層内に充填された樹脂は、前記第1の樹脂層と同じ熱膨張率、弾性率を有する
ことを特徴とする請求項2に記載の配線基板。 - 前記第2の導電層の内壁に第4の貫通孔を有する第2の樹脂層が形成され、
前記第4の貫通孔の内径は、前記第2の貫通孔の内径に等しい
ことを特徴とする請求項1に記載の配線基板。 - 前記第2の樹脂層は、前記第1の樹脂層と同じ熱膨張率、弾性率を有する
ことを特徴とする請求項4に記載の配線基板。 - カーボン複合基板に第1の径を有する第1の貫通孔を形成する工程と、
前記第1の貫通孔内に第1の樹脂を充填する工程と、
前記カーボン複合基板の上下表面に第1導電層を形成する工程と、
前記カーボン複合基板の前記第1の樹脂が充填された位置に、前記第1の径よりも小さい第2の径を有する第2の貫通孔を形成する工程と、
前記カーボン複合基板の前記第1の樹脂が充填されていない位置に、前記第2の貫通孔の径より大きく、前記第1貫通孔の径と同じ径を有する第3の貫通孔を形成する工程と、
前記第2及び第3の貫通孔内壁に第2導電層を形成する工程と、
前記第1導電層を部分的に除去し、前記カーボン複合基板の上下表面に配線層を形成する工程と、
を有することを特徴とする配線基板の製造方法。 - 前記第2導電層を形成する工程の後に、前記第2導電層内に第2の樹脂を充填する工程を有する
ことを特徴とする請求項6に記載の配線基板の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011231684A JP5874309B2 (ja) | 2011-10-21 | 2011-10-21 | 配線基板及びその製造方法 |
US13/629,660 US8878076B2 (en) | 2011-10-21 | 2012-09-28 | Wiring substrate and manufacturing method for wiring substrate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011231684A JP5874309B2 (ja) | 2011-10-21 | 2011-10-21 | 配線基板及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013089902A JP2013089902A (ja) | 2013-05-13 |
JP5874309B2 true JP5874309B2 (ja) | 2016-03-02 |
Family
ID=48135043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011231684A Expired - Fee Related JP5874309B2 (ja) | 2011-10-21 | 2011-10-21 | 配線基板及びその製造方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8878076B2 (ja) |
JP (1) | JP5874309B2 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6064478B2 (ja) * | 2012-09-19 | 2017-01-25 | 富士通株式会社 | プリント配線板、クラック予知装置およびクラック予知方法 |
TWI488553B (zh) * | 2013-07-08 | 2015-06-11 | Boardtek Electronics Corp | 電路板及其製造方法 |
US20150230342A1 (en) * | 2014-02-07 | 2015-08-13 | Apple Inc. | Novel structure achieving fine through hole pitch for integrated circuit substrates |
US10952320B2 (en) | 2016-03-24 | 2021-03-16 | Kyocera Corporation | Printed wiring board and method for manufacturing same |
US10130302B2 (en) | 2016-06-29 | 2018-11-20 | International Business Machines Corporation | Via and trench filling using injection molded soldering |
WO2018123480A1 (ja) * | 2016-12-28 | 2018-07-05 | タツタ電線株式会社 | 放熱基板、放熱回路構成体、及びその製造方法 |
JP2020077772A (ja) * | 2018-11-08 | 2020-05-21 | 富士通株式会社 | 配線基板及び電子装置 |
US12057381B2 (en) | 2021-01-21 | 2024-08-06 | Unimicron Technology Corp. | Circuit board having laminated build-up layers |
TWI779831B (zh) * | 2021-01-21 | 2022-10-01 | 欣興電子股份有限公司 | 電路板及其製作方法與電子裝置 |
US11785707B2 (en) * | 2021-01-21 | 2023-10-10 | Unimicron Technology Corp. | Circuit board and manufacturing method thereof and electronic device |
US20220232695A1 (en) * | 2021-01-21 | 2022-07-21 | Unimicron Technology Corp. | Circuit board and manufacturing method thereof and electronic device |
CN113115522B (zh) * | 2021-03-29 | 2022-03-15 | 景旺电子科技(龙川)有限公司 | 金属基线路板及其塞孔方法 |
US20230063808A1 (en) * | 2021-09-02 | 2023-03-02 | Apple Inc. | Coaxial via shielded interposer |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6235692A (ja) * | 1985-08-09 | 1987-02-16 | 三菱樹脂株式会社 | 印刷配線基板 |
JPH0918140A (ja) * | 1995-06-27 | 1997-01-17 | Matsushita Electric Works Ltd | プリント配線板の製造方法 |
US6711812B1 (en) * | 1999-04-13 | 2004-03-30 | Unicap Electronics Industrial Corporation | Method of making metal core substrate printed circuit wiring board enabling thermally enhanced ball grid array (BGA) packages |
US7038142B2 (en) * | 2002-01-24 | 2006-05-02 | Fujitsu Limited | Circuit board and method for fabricating the same, and electronic device |
JP4119205B2 (ja) * | 2002-08-27 | 2008-07-16 | 富士通株式会社 | 多層配線基板 |
JP3822549B2 (ja) * | 2002-09-26 | 2006-09-20 | 富士通株式会社 | 配線基板 |
CN101507058B (zh) * | 2006-07-14 | 2013-05-01 | 斯塔布科尔技术公司 | 具有构成电路一部分的核心层的增层印刷线路板衬底 |
JP2008028188A (ja) * | 2006-07-21 | 2008-02-07 | Sharp Corp | プリント配線板、プリント配線板の製造方法、及び電子機器 |
JP2009099619A (ja) | 2007-10-12 | 2009-05-07 | Fujitsu Ltd | コア基板およびその製造方法 |
JP2009290124A (ja) | 2008-05-30 | 2009-12-10 | Fujitsu Ltd | プリント配線板 |
-
2011
- 2011-10-21 JP JP2011231684A patent/JP5874309B2/ja not_active Expired - Fee Related
-
2012
- 2012-09-28 US US13/629,660 patent/US8878076B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20130098669A1 (en) | 2013-04-25 |
JP2013089902A (ja) | 2013-05-13 |
US8878076B2 (en) | 2014-11-04 |
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