JP5356647B2 - 実装基板及び電子装置 - Google Patents
実装基板及び電子装置 Download PDFInfo
- Publication number
- JP5356647B2 JP5356647B2 JP2006347993A JP2006347993A JP5356647B2 JP 5356647 B2 JP5356647 B2 JP 5356647B2 JP 2006347993 A JP2006347993 A JP 2006347993A JP 2006347993 A JP2006347993 A JP 2006347993A JP 5356647 B2 JP5356647 B2 JP 5356647B2
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- Prior art keywords
- mounting
- electrode
- dam member
- region
- mounting substrate
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- 239000000758 substrate Substances 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 4
- 229910000679 solder Inorganic materials 0.000 claims description 38
- 229920005989 resin Polymers 0.000 claims description 27
- 239000011347 resin Substances 0.000 claims description 27
- 230000015572 biosynthetic process Effects 0.000 claims description 25
- 239000000945 filler Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 abstract description 7
- 239000004065 semiconductor Substances 0.000 description 33
- 238000000034 method Methods 0.000 description 4
- 238000003475 lamination Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1532—Connection portion the connection portion being formed on the die mounting surface of the substrate
- H01L2924/1533—Connection portion the connection portion being formed on the die mounting surface of the substrate the connection portion being formed both on the die mounting surface of the substrate and outside the die mounting surface of the substrate
- H01L2924/15331—Connection portion the connection portion being formed on the die mounting surface of the substrate the connection portion being formed both on the die mounting surface of the substrate and outside the die mounting surface of the substrate being a ball array, e.g. BGA
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Wire Bonding (AREA)
Description
基板本体上に、
電子素子を実装する実装領域と、
電極が形成されており前記実装領域を囲繞して形成された電極形成領域と、
前記実装領域と前記電極形成領域との境界部分に形成され、前記実装領域において前記電子素子と前記基板本体との間に充填される充填材の前記電極形成領域への漏洩を防止するダム部材とを有した実装基板であって、
前記ダム部材の前記電極と対向する位置に湾曲面を有する凹部を形成し、該凹部の内部に前記電極の一部が位置し、かつ、前記ダム部材の一部が前記電極間に入り込むよう構成したことを特徴とするものである。
11 下層パッケージ
12 上層パッケージ
14 下層実装基板
14a,15a 基板本体
15 上層実装基板
16 はんだボール
17,37 下部電極
18,38 上部電極
20,40,41 半導体チップ
21 積層用はんだボール
23 アンダーフィルレジン
24,44 上部ソルダーレジスト
27 チップ実装領域
28 電極形成領域
30,60 下部ソルダーレジスト
50 ダム部材
51 凹部
52 アンカー部
53 湾曲面
54 直線状内周面
Claims (7)
- 基板本体上に、
電子素子を実装する実装領域と、
電極が形成されており前記実装領域を囲繞して形成された電極形成領域と、
前記実装領域と前記電極形成領域との境界部分に形成され、前記実装領域において前記電子素子と前記基板本体との間に充填される充填材の前記電極形成領域への漏洩を防止するダム部材とを有した実装基板であって、
前記ダム部材の前記電極と対向する位置に湾曲面を有する凹部を形成し、該凹部の内部に前記電極の一部が位置し、かつ、前記ダム部材の一部が前記電極間に入り込むよう構成したことを特徴とする実装基板。 - 前記ダム部材は、前記凹部形成位置以外の位置における幅寸法である第1の幅寸法が、前記凹部の形成位置における幅寸法である第2の幅寸法より大きいことを特徴とする請求項1記載の実装基板。
- 前記基板本体はソルダーレジストが形成されており、前記ダム部材は該ソルダーレジストと同一材料により形成されていることを特徴とする請求項1又は2記載の実装基板。
- 前記凹部と前記電極との対向範囲においては、前記凹部と前記電極との離間距離が等しくなるよう構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1項に記載の実装基板。
- 前記ダム部材の前記実装領域側は直線形状であることを特徴とする請求項1乃至4のいずれか1項に記載の実装基板。
- 前記充填材はアンダーフィルレジンであることを特徴とする請求項1乃至5のいずれか1項に記載の実装基板。
- 電子素子と、請求項1乃至6のいずれか1項に記載の実装基板とを有しており、前記ダム部材内の前記電子素子と前記基板本体との間に充填材を充填してなる構成であることを特徴とする電子装置。
Priority Applications (4)
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JP2006347993A JP5356647B2 (ja) | 2006-12-25 | 2006-12-25 | 実装基板及び電子装置 |
US11/962,215 US8502083B2 (en) | 2006-12-25 | 2007-12-21 | Mounting substrate and electronic device |
KR1020070136604A KR101407564B1 (ko) | 2006-12-25 | 2007-12-24 | 실장기판 및 전자장치 |
TW096149866A TWI447821B (zh) | 2006-12-25 | 2007-12-25 | 安裝基板及電子裝置 |
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JP2006347993A JP5356647B2 (ja) | 2006-12-25 | 2006-12-25 | 実装基板及び電子装置 |
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JP2008159911A (ja) | 2008-07-10 |
US8502083B2 (en) | 2013-08-06 |
KR20080059524A (ko) | 2008-06-30 |
KR101407564B1 (ko) | 2014-06-13 |
US20080251283A1 (en) | 2008-10-16 |
TW200828461A (en) | 2008-07-01 |
TWI447821B (zh) | 2014-08-01 |
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