JP4136844B2 - 電子部品の実装方法 - Google Patents
電子部品の実装方法 Download PDFInfo
- Publication number
- JP4136844B2 JP4136844B2 JP2003298056A JP2003298056A JP4136844B2 JP 4136844 B2 JP4136844 B2 JP 4136844B2 JP 2003298056 A JP2003298056 A JP 2003298056A JP 2003298056 A JP2003298056 A JP 2003298056A JP 4136844 B2 JP4136844 B2 JP 4136844B2
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- JP
- Japan
- Prior art keywords
- electrode
- melting point
- electronic component
- alloy
- point metal
- 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
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- 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
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/072—Connecting or disconnecting of bump connectors
-
- 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
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/072—Connecting or disconnecting of bump connectors
- H10W72/07231—Techniques
- H10W72/07236—Soldering or alloying
-
- 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
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/072—Connecting or disconnecting of bump connectors
- H10W72/07251—Connecting or disconnecting of bump connectors characterised by changes in properties of the bump connectors during connecting
-
- 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
- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
-
- 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
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
- H10W74/15—Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
-
- 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
- H10W90/721—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
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Wire Bonding (AREA)
Description
図1に示す方法を用いて電子部品を回路基板上に実装した。
蒸着による低融点金属層の形成において、上記の(16)式における蒸気圧比と活量係数比の積(γApA/γBpB)=0.98となるように制御しながら成膜を行った以外は参考例1と同様の条件で、半導体チップと回路基板との接合を行った。
図1に示す方法を用いて電子部品を回路基板上に実装した。
11:回路電極
20:電子部品
21:素子電極
30、31、32:低融点金属層
35:接合電極
36:中間合金層
36a:はみ出し部
40:ヘッド部
Claims (7)
- 回路基板上に形成された金属からなる回路電極と、電子部品上に形成された金属からなる素子電極とを接合して、前記電子部品を前記回路基板上に実装する方法において、
前記回路電極及び/又は前記素子電極上に、融点が220℃以下の2元以上の合金を形成できる、少なくとも2種類以上の金属を2層以上に積層し、該積層した金属層を予備加熱して反応させて合金層とすることにより、低融点金属層をあらかじめ形成した後、前記回路電極及び前記素子電極を対向させて、少なくとも低融点金属層が溶融する温度で加熱加圧し、前記低融点金属層を、前記回路電極及び前記素子電極中へ固液拡散させることによって、前記回路電極と前記素子電極とを接合することを特徴とする電子部品の実装方法。 - 前記低融点金属層が、SnIn又はSnBiである請求項1に記載の電子部品の実装方法。
- 前記接合時の加熱温度が、前記低融点金属層の融点より0〜100℃高い温度である請求項2に記載の電子部品の実装方法。
- 前記回路電極及び前記素子電極の材質が、Cu、Ni、Auより選択される一種又はそれらの合金である請求項1〜3のいずれか1つに記載の電子部品の実装方法。
- 前記回路電極及び前記素子電極表面の表面粗さRaが0.4〜10μmの粗面であって、前記接合時に前記粗面同士が塑性変形して接合可能となるように加圧する請求項1〜4のいずれか1つに記載の電子部品の実装方法。
- 前記回路電極及び前記素子電極の材質が、Cu、Ni、Au、及びそれらの合金より選択される一種の同じ金属からなり、前記加熱加圧は、前記低融点金属層が、前記回路電極及び前記素子電極中に完全に固液拡散して、前記回路電極、前記素子電極及び前記低融点金属層が全体として単一の合金層となるまで行なう請求項1〜5のいずれか1つに記載の電子部品の実装方法。
- 前記加熱加圧は、前記低融点金属層が、前記回路電極と前記素子電極との間に中間合金層を形成するまで行なう請求項1〜5のいずれか1つに記載の電子部品の実装方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003298056A JP4136844B2 (ja) | 2002-08-30 | 2003-08-22 | 電子部品の実装方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002254941 | 2002-08-30 | ||
| JP2003298056A JP4136844B2 (ja) | 2002-08-30 | 2003-08-22 | 電子部品の実装方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004111935A JP2004111935A (ja) | 2004-04-08 |
| JP4136844B2 true JP4136844B2 (ja) | 2008-08-20 |
Family
ID=32301373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003298056A Expired - Fee Related JP4136844B2 (ja) | 2002-08-30 | 2003-08-22 | 電子部品の実装方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4136844B2 (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4136845B2 (ja) | 2002-08-30 | 2008-08-20 | 富士電機ホールディングス株式会社 | 半導体モジュールの製造方法 |
| JP4552934B2 (ja) * | 2004-03-02 | 2010-09-29 | 富士電機ホールディングス株式会社 | 電子部品の実装方法 |
| JP5696173B2 (ja) * | 2005-08-12 | 2015-04-08 | アンタヤ・テクノロジーズ・コープ | はんだ組成物 |
| US8293370B2 (en) | 2006-08-04 | 2012-10-23 | Panasonic Corporation | Bonding material, bonded portion and circuit board |
| JP4822526B2 (ja) * | 2006-09-15 | 2011-11-24 | 株式会社豊田中央研究所 | 接合体 |
| WO2010021267A1 (ja) | 2008-08-21 | 2010-02-25 | 株式会社村田製作所 | 電子部品装置およびその製造方法 |
| JP5537143B2 (ja) * | 2009-12-15 | 2014-07-02 | 株式会社不二工機 | 可溶栓 |
| JP5630060B2 (ja) * | 2010-04-02 | 2014-11-26 | 富士通株式会社 | はんだ接合方法、半導体装置及びその製造方法 |
| CN102275043A (zh) * | 2010-06-10 | 2011-12-14 | 中国科学院金属研究所 | 一种消除SnBi焊料与铜基底连接界面脆性的方法 |
| JP6035714B2 (ja) * | 2011-08-17 | 2016-11-30 | ソニー株式会社 | 半導体装置、半導体装置の製造方法、及び、電子機器 |
| SG11201601923VA (en) | 2013-09-13 | 2016-04-28 | Ev Group E Thallner Gmbh | Method for applying a bonding layer |
| JP7014645B2 (ja) * | 2018-03-06 | 2022-02-01 | シャープ株式会社 | 半導体発光装置 |
| JP2022043722A (ja) * | 2020-09-04 | 2022-03-16 | 株式会社新菱 | Sn-In系低融点接合部材およびその製造方法ならびに半導体電子回路およびその実装方法 |
| CN112492749A (zh) * | 2020-12-10 | 2021-03-12 | 东莞市中麒光电技术有限公司 | 一种易于焊接的pcb |
-
2003
- 2003-08-22 JP JP2003298056A patent/JP4136844B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004111935A (ja) | 2004-04-08 |
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