JP4709325B2 - 配線板及びその製造方法 - Google Patents
配線板及びその製造方法 Download PDFInfo
- Publication number
- JP4709325B2 JP4709325B2 JP2010516102A JP2010516102A JP4709325B2 JP 4709325 B2 JP4709325 B2 JP 4709325B2 JP 2010516102 A JP2010516102 A JP 2010516102A JP 2010516102 A JP2010516102 A JP 2010516102A JP 4709325 B2 JP4709325 B2 JP 4709325B2
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- Japan
- Prior art keywords
- insulating layer
- substrate
- electronic component
- layer
- lower insulating
- 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.)
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- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4602—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated
-
- 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.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24322—Composite web or sheet
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
- Y10T428/24926—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including ceramic, glass, porcelain or quartz layer
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Description
11 絶縁層(第2の絶縁層)
13、15 絶縁層
12 絶縁層(第1の絶縁層)
14、16 絶縁層
11a〜16a バイアホール
11b〜16b 導体
21 配線層(第2の導体層、導体パターン)
23、25 配線層
22 配線層(第1の導体層、導体パターン)
24、26 配線層
31、32 ソルダーレジスト層
31b、32b 外部接続端子
100 配線板(コア基板)
101 基板
101a スルーホール
101b 導体膜(スルーホール導体)
102a、102b 配線層
111 絶縁層(第2の下層側絶縁層)
112 絶縁層(第2の上層側絶縁層)
121 絶縁層(第1の下層側絶縁層)
122、123 絶縁層(第1の上層側絶縁層)
121a 窪み
200、201、202 電子部品
200a、201a、202a パッド(接続端子)
基板と電子部品との隙間 R101
Claims (10)
- 表裏面の一方を第1面、他方を第2面とする基板と、
前記基板の内部に配置された電子部品と、
前記基板の前記第1面側に、第1の下層側絶縁層と第1の上層側絶縁層とを有する第1の絶縁層を介して配置される第1の導体層と、
を有する配線板であって、
前記第1の下層側絶縁層と前記第1の上層側絶縁層とは互いに異なる材料からなり、
前記第1の下層側絶縁層は、前記基板の第1面上及び前記電子部品上に配置され、前記第1の下層側絶縁層を構成する材料が前記基板と前記電子部品との隙間に充填され、
前記第1の下層側絶縁層の熱膨張係数は、前記第1の上層側絶縁層の熱膨張係数よりも小さくなっており、
前記第1の下層側絶縁層の厚さは、前記第1の上層側絶縁層の厚さよりも小さくなっており、
前記基板の前記第1面側の面に導体層が形成されており、それら基板及び導体層がコア基板を構成し、
前記電子部品は、前記第1面側の面に接続端子を有し、
前記電子部品の近傍において、前記第1の導体層と前記電子部品の前記接続端子との間、及び、前記第1の導体層と前記コア基板を構成する前記導体層との間が、少なくとも前記第1の下層側絶縁層と前記第1の上層側絶縁層との2層を貫通するフィルドバイアによって電気的に接続され、
前記基板と前記電子部品との隙間において、前記第1の下層側絶縁層の前記第1面側の面には窪みが形成され、前記第1の上層側絶縁層が、前記第1の下層側絶縁層の前記窪みに入り込んでいる、
ことを特徴とする配線板。 - 前記基板には、スルーホールが形成され、
前記第1の下層側絶縁層を構成する材料は、前記スルーホールに充填される、
ことを特徴とする請求項1に記載の配線板。 - 前記電子部品からその側方の前記コア基板側に向けて、前記第1の導体層と前記電子部品とを接続する前記フィルドバイアと、前記基板と前記電子部品との前記隙間と、前記基板に形成された前記スルーホールと、前記第1の導体層と前記コア基板とを接続する前記フィルドバイアとが、この順で配置される、
ことを特徴とする請求項2に記載の配線板。 - 前記電子部品の近傍において、前記コア基板の直上領域の各層間絶縁層には、前記コア基板を構成する前記導体層から外部接続端子までを電気的に接続するフィルドバイアが形成されている、
ことを特徴とする請求項1乃至3のいずれか一項に記載の配線板。 - 前記第1の下層側絶縁層と前記第1の上層側絶縁層とは、互いに添加剤の含有量が異なる、
ことを特徴とする請求項1乃至4のいずれか一項に記載の配線板。 - 前記添加剤は、無機フィラーであり、
前記第1の下層側絶縁層の無機フィラーの含有量は、前記第1の上層側絶縁層の無機フィラーの含有量よりも大きい、
ことを特徴とする請求項5に記載の配線板。 - 前記基板の前記第2面側に第2の絶縁層を介して配置される第2の導体層を有し、
前記第2の絶縁層は単一の材料からなり、
前記第1の上層側絶縁層と、前記第2の絶縁層とは、互いに同一の材料からなる、
ことを特徴とする請求項1乃至6のいずれか一項に記載の配線板。 - 前記基板の前記第2面側に第2の下層側絶縁層と第2の上層側絶縁層を有する第2の絶縁層を介して配置される第2の導体層を有し、
前記第2の下層側絶縁層と前記第2の上層側絶縁層とは互いに異なる材料からなり、
前記第2の下層側絶縁層は、前記基板の第2面及び前記電子部品の上に配置され、前記第1の下層側絶縁層を構成する材料に加えて前記第2の下層側絶縁層を構成する材料も前記基板と前記電子部品との隙間に充填される、
ことを特徴とする請求項1乃至6のいずれか一項に記載の配線板。 - 表裏面の一方を第1面、他方を第2面とする基板を用意することと、
前記基板の前記第1面上に、前記基板と共にコア基板を構成する導体層を形成することと、
前記基板の内部に、前記第1面側の面に接続端子を有する電子部品を配置することと、
前記基板の前記第1面上に下層側絶縁層を形成することと、
前記基板と前記電子部品との隙間において、前記下層側絶縁層の前記第1面側の面に窪みが形成されるように、該隙間に、前記下層側絶縁層を構成する材料を充填することと、
前記下層側絶縁層の前記窪みに入り込むように、前記下層側絶縁層の前記第1面側の面に、前記下層側絶縁層の熱膨張係数よりも大きい熱膨張係数の材料からなり、且つ、前記下層側絶縁層よりも厚い上層側絶縁層を形成することと、
前記上層側絶縁層の前記第1面側の面に導体層を形成することと、
前記電子部品の近傍において、前記第1の導体層と前記電子部品の前記接続端子との間、及び、前記第1の導体層と前記コア基板を構成する前記導体層との間を、少なくとも前記下層側絶縁層と前記上層側絶縁層との2層を貫通するフィルドバイアによって電気的に接続することと、
を含む、
ことを特徴とする配線板の製造方法。 - 前記基板に、スルーホールを形成することと、
前記下層側絶縁層を構成する材料を、前記スルーホールに充填することと、
を含む、
ことを特徴とする請求項9に記載の配線板の製造方法。
Applications Claiming Priority (5)
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US18224509P | 2009-05-29 | 2009-05-29 | |
US61/182,245 | 2009-05-29 | ||
US12/566,731 | 2009-09-25 | ||
US12/566,731 US8299366B2 (en) | 2009-05-29 | 2009-09-25 | Wiring board and method for manufacturing the same |
PCT/JP2010/056780 WO2010137421A1 (ja) | 2009-05-29 | 2010-04-15 | 配線板及びその製造方法 |
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JP4709325B2 true JP4709325B2 (ja) | 2011-06-22 |
JPWO2010137421A1 JPWO2010137421A1 (ja) | 2012-11-12 |
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JP2010516102A Active JP4709325B2 (ja) | 2009-05-29 | 2010-04-15 | 配線板及びその製造方法 |
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US (1) | US8299366B2 (ja) |
JP (1) | JP4709325B2 (ja) |
KR (1) | KR101248713B1 (ja) |
CN (1) | CN102293071B (ja) |
TW (1) | TW201105189A (ja) |
WO (1) | WO2010137421A1 (ja) |
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-
2009
- 2009-09-25 US US12/566,731 patent/US8299366B2/en active Active
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- 2010-04-15 CN CN201080005322.5A patent/CN102293071B/zh active Active
- 2010-04-15 JP JP2010516102A patent/JP4709325B2/ja active Active
- 2010-04-15 KR KR1020117004682A patent/KR101248713B1/ko active IP Right Grant
- 2010-04-15 WO PCT/JP2010/056780 patent/WO2010137421A1/ja active Application Filing
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TW201105189A (en) | 2011-02-01 |
KR20110036139A (ko) | 2011-04-06 |
US8299366B2 (en) | 2012-10-30 |
CN102293071A (zh) | 2011-12-21 |
JPWO2010137421A1 (ja) | 2012-11-12 |
KR101248713B1 (ko) | 2013-04-02 |
WO2010137421A1 (ja) | 2010-12-02 |
CN102293071B (zh) | 2014-04-23 |
US20100300737A1 (en) | 2010-12-02 |
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