JP5115524B2 - 電子部品ユニット及び補強用接着剤 - Google Patents
電子部品ユニット及び補強用接着剤 Download PDFInfo
- Publication number
- JP5115524B2 JP5115524B2 JP2009161330A JP2009161330A JP5115524B2 JP 5115524 B2 JP5115524 B2 JP 5115524B2 JP 2009161330 A JP2009161330 A JP 2009161330A JP 2009161330 A JP2009161330 A JP 2009161330A JP 5115524 B2 JP5115524 B2 JP 5115524B2
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- Japan
- Prior art keywords
- electronic component
- circuit board
- resin
- metal powder
- component unit
- 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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- H—ELECTRICITY
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- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
- H05K3/303—Assembling printed circuits with electric components, e.g. with resistors with surface mounted components
- H05K3/305—Affixing by adhesive
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- H10W74/012—Manufacture or treatment of encapsulations on active surfaces of flip-chip devices, e.g. forming underfills
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- H10W74/15—Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
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- 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
- H05K2203/0425—Solder powder or solder coated metal powder
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- H05K3/22—Secondary treatment of printed circuits
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- H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
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- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
- H10W90/724—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between a chip and a stacked insulating package substrate, interposer or RDL
-
- 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
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL
-
- 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.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
- Y10T29/49144—Assembling to base an electrical component, e.g., capacitor, etc. by metal fusion
-
- 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.
- Y10T29/49146—Assembling to base an electrical component, e.g., capacitor, etc. with encapsulating, e.g., potting, etc.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Wire Bonding (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Description
図1において、実施の形態1における電子部品ユニット1は電子部品2と回路基板3を備え、電子部品2の下面の端子形成面11に形成された複数の接続端子12が、回路基板3の上面の電極形成面21に形成された複数の電極22と半田バンプ23によって接合されている。この半田バンプ23は接続端子12と電極22が接合される前は接続端子12
に形成されていたものであり、接続端子12と電極22が接合される際に加熱溶融されて接続端子12と電極22を接続している。
しないリフロー炉において加熱し、半田バンプ23を溶融させて接続端子12と電極22を半田接合するとともに、補強用接着剤24aを熱硬化させる(加熱工程。(図3(d))。これにより電子部品2と回路基板3の間の補強用接着剤24aが熱硬化し、電子部品2と回路基板3の間に複数の補強用接着剤24aの熱硬化物、すなわち樹脂接合部24が形成されて、電子部品2と回路基板3が接合され、電子部品2と回路基板3の結合体1aが生成される。結合体1aが生成したら、その結合体1aを冷却して結合体1aの各樹脂接合部24を固化させる(冷却工程)。これにより電子部品ユニット1が完成する。
次に、図8を用いて実施の形態2について説明する。実施の形態2では、製造される電子部品ユニット1の構成は同じであるが、その製造手順が異なる。実施の形態2における電子部品ユニット1の製造では先ず、電子部品2の電極形成面21が(すなわち、接続端子12に形成された半田バンプ23が)下を向くように、吸着ノズル32によって電子部品2を吸着し、電子部品2の各接続端子12と回路基板3の対応する電極22とが上下に合致するように位置合わせを行った後(位置合わせ工程)、吸着ノズル32を下降させ、電子部品2の各接続端子12を、回路基板3の電極22に上方から接触させる(図8(a)。端子・電極接触工程)。そして、吸着ノズル32による電子部品2の吸着を解除し、吸着ノズル32を上昇させて吸着ノズル32から電子部品2を分離した後、図示しないリフロー炉において加熱し、半田バンプ23を溶融させて電子部品2の接続端子12と回路基板3の電極22を半田接合させる(図8(b)。端子・電極接合工程)。
2 電子部品
3 回路基板
12 接続端子
22 電極
23 半田バンプ
24 樹脂接合部
24a 補強用接着剤
25 金属粉
M 膜
Claims (5)
- 下面に複数の接続端子を備えた電子部品と、上面に前記接続端子に対応する複数の電極を備えた回路基板とを有し、前記接続端子と前記電極とが半田バンプによって接合されるとともに、前記電子部品と前記回路基板が部分的に熱硬化性樹脂の熱硬化物から成る樹脂接合部によって接合された電子部品ユニットであって、
前記樹脂接合部の内部に金属粉が分散状態で含まれており、前記金属粉は、前記電子部品を前記回路基板から除去する作業を行う際に前記樹脂接合部を加熱する温度よりも低い融点を有することを特徴とする電子部品ユニット。 - 前記金属粉は、Sn、Bi、Inより成る単一金属、又は、Sn、Bi、In、Zn、Sb、Cu、Pb、Cd、Ag、Auを少なくとも2種類以上含む合金であって融点が300℃以下であるものの何れかであることを特徴とする請求項1に記載の電子部品ユニット。
- 下面に複数の接続端子を備えた電子部品と、上面に前記接続端子に対応する複数の電極を備えた回路基板とを有し、前記接続端子と前記電極とが半田バンプによって接合されるとともに、前記電子部品と前記回路基板が部分的に熱硬化性樹脂の熱硬化物から成る樹脂接合部によって接合された電子部品ユニットの前記樹脂接合部を形成するために用いられる補強用接着剤であって、
熱硬化性樹脂の内部に金属粉が分散状態で含まれており、前記金属粉は、前記電子部品を前記回路基板から除去する作業を行う際に前記樹脂接合部を加熱する温度よりも低い融点を有することを特徴とする補強用接着剤。 - 前記金属粉は、Sn、Bi、Inより成る単一金属、又は、Sn、Bi、In、Zn、Sb、Cu、Pb、Cd、Ag、Auを少なくとも2種類以上含む合金であって融点が300℃以下であるものの何れかであることを特徴とする請求項3に記載の補強用接着剤。
- 前記金属粉は、前記電子部品を前記回路基板から除去する作業を行う際に前記樹脂接合部を加熱する温度よりも高い融点を有する膜で覆われていることを特徴とする請求項3又は4に記載の補強用接着剤。
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| JP2009161330A JP5115524B2 (ja) | 2009-07-08 | 2009-07-08 | 電子部品ユニット及び補強用接着剤 |
| PCT/JP2010/003538 WO2011004542A1 (ja) | 2009-07-08 | 2010-05-26 | 電子部品ユニット及び補強用接着剤 |
| US13/382,368 US8686299B2 (en) | 2009-07-08 | 2010-05-26 | Electronic element unit and reinforcing adhesive agent |
| CN201080030708.1A CN102474988B (zh) | 2009-07-08 | 2010-05-26 | 电子元件单元和加强粘合剂 |
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| JP2009161330A JP5115524B2 (ja) | 2009-07-08 | 2009-07-08 | 電子部品ユニット及び補強用接着剤 |
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| JP (1) | JP5115524B2 (ja) |
| CN (1) | CN102474988B (ja) |
| WO (1) | WO2011004542A1 (ja) |
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| DE102010032506A1 (de) * | 2010-07-28 | 2012-02-02 | Epcos Ag | Modul und Herstellungsverfahren |
| JP2013172005A (ja) * | 2012-02-21 | 2013-09-02 | Sumitomo Electric Ind Ltd | リペアカッターおよび修復方法 |
| TW201436665A (zh) * | 2013-03-07 | 2014-09-16 | Delta Electronics Inc | 電路板設置緩衝墊的自動化製程及結構 |
| JP5836507B2 (ja) * | 2013-10-29 | 2015-12-24 | 積水化学工業株式会社 | 再生電子部品の製造方法 |
| JP6189181B2 (ja) * | 2013-11-06 | 2017-08-30 | 東芝メモリ株式会社 | 半導体装置の製造方法 |
| US9925612B2 (en) | 2014-07-29 | 2018-03-27 | Panasonic Intellectual Property Management Co., Ltd. | Semiconductor component, semiconductor-mounted product including the component, and method of producing the product |
| CN105684138B (zh) * | 2014-07-29 | 2019-09-06 | 松下知识产权经营株式会社 | 半导体部件和半导体安装品的制造方法 |
| US10104772B2 (en) * | 2014-08-19 | 2018-10-16 | International Business Machines Incorporated | Metallized particle interconnect with solder components |
| US10879211B2 (en) | 2016-06-30 | 2020-12-29 | R.S.M. Electron Power, Inc. | Method of joining a surface-mount component to a substrate with solder that has been temporarily secured |
| JP6753725B2 (ja) * | 2016-08-08 | 2020-09-09 | 株式会社フジクラ | 実装体 |
| CN110447094B (zh) * | 2017-03-30 | 2023-12-12 | 三菱电机株式会社 | 半导体装置及其制造方法、及电力变换装置 |
| CN110809374A (zh) * | 2018-08-06 | 2020-02-18 | 相丰科技股份有限公司 | 一种电路板及其制造方法 |
| JP7283407B2 (ja) * | 2020-02-04 | 2023-05-30 | 株式会社デンソー | 電子装置 |
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| GB8727926D0 (en) * | 1987-11-28 | 1987-12-31 | British Aerospace | Surface mounting leadless components on conductor pattern supporting substrates |
| JPH0448686A (ja) * | 1990-06-13 | 1992-02-18 | Fujitsu General Ltd | 電子部品のプリント基板への取付方法 |
| JP3233535B2 (ja) * | 1994-08-15 | 2001-11-26 | 株式会社東芝 | 半導体装置及びその製造方法 |
| US7331502B2 (en) * | 2001-03-19 | 2008-02-19 | Sumitomo Bakelite Company, Ltd. | Method of manufacturing electronic part and electronic part obtained by the method |
| US7888411B2 (en) * | 2003-04-01 | 2011-02-15 | Creative Electron, Inc. | Thermally conductive adhesive composition and process for device attachment |
| JP4015050B2 (ja) | 2003-04-10 | 2007-11-28 | アルプス電気株式会社 | 電子回路ユニットの製造方法 |
| JP2008311458A (ja) | 2007-06-15 | 2008-12-25 | Panasonic Corp | 半導体装置実装構造体およびその製造方法ならびに半導体装置の剥離方法 |
| JP2008311459A (ja) * | 2007-06-15 | 2008-12-25 | Panasonic Corp | 半導体装置実装構造体およびその製造方法ならびに半導体装置の剥離方法 |
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| Publication number | Publication date |
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| US20120111617A1 (en) | 2012-05-10 |
| CN102474988A (zh) | 2012-05-23 |
| JP2011018714A (ja) | 2011-01-27 |
| WO2011004542A1 (ja) | 2011-01-13 |
| US8686299B2 (en) | 2014-04-01 |
| CN102474988B (zh) | 2015-01-14 |
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