KR101622438B1 - 도전 접속 시트, 단자간의 접속 방법, 접속 단자의 형성 방법, 반도체 장치 및 전자 기기 - Google Patents
도전 접속 시트, 단자간의 접속 방법, 접속 단자의 형성 방법, 반도체 장치 및 전자 기기 Download PDFInfo
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- KR101622438B1 KR101622438B1 KR1020127022345A KR20127022345A KR101622438B1 KR 101622438 B1 KR101622438 B1 KR 101622438B1 KR 1020127022345 A KR1020127022345 A KR 1020127022345A KR 20127022345 A KR20127022345 A KR 20127022345A KR 101622438 B1 KR101622438 B1 KR 101622438B1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
- B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
- B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
- B21F15/08—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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Abstract
Description
도 2 는, 본 발명의 도전 접속 시트의 실시형태를 나타내는 종단면도이다.
도 3 은, 본 발명의 도전 접속 시트가 구비하는 금속층의 다른 구성예를 나타내는 평면도이다.
도 4 는, 본 발명의 단자간의 접속 방법을 이용하여, 반도체 장치가 구비하는 접속부 및 봉지층을 제조하는 방법을 설명하기 위한 종단면도이다.
도 5 는, JIS Z 3197 에 준거하여, 금속 볼의 젖음확산율을 측정하는 방법을 설명하기 위한 종단면도이다.
도 6 은, 본 발명의 접속 단자의 형성 방법을 이용하여, 반도체 칩이 구비하는 단자에 대응하여 접속 단자를 형성하는 방법을 설명하기 위한 종단면도이다.
Claims (19)
- 수지 성분과 플럭스 기능을 갖는 화합물을 함유하는 수지 조성물로 구성되는 2개의 수지 조성물층과, 융점이 100 ℃ 이상 330 ℃ 이하인 금속 재료로 구성되는 금속층을 구비하는 적층체에 의해 구성되는 도전 접속 시트로서,
상기 2 개의 수지 조성물층 사이에 상기 금속층이 형성되고, 상기 금속층의 두께가 0.5 ㎛ 이상 100 ㎛ 이하이고,
상기 수지 조성물은, 그 산가량이 3.0 × 10-5 ∼ 1.0 × 10-2 ㏖/g 이고,
상기 금속층의 당해 도전 접속 시트에 대한 체적 비율이 5 체적% 이상 90 체적% 이하이고,
상기 수지 조성물층은, 하기 요건 A 를 만족시키는 것을 특징으로 하는, 도전 접속 시트.
요건 A : 상기 수지 조성물층 중에 상기 금속 재료로 구성되는 금속 볼을 그 직경의 1/100 ~ 3/50 이 매입되도록 배치한 상태로, JIS Z 3197 에 규정된 납땜용 수지계 플럭스 시험 방법에 준거하여, 상기 금속 볼의 용융 온도 이상으로 가열하고, 그 후, 상기 금속 볼의 젖음확산율을 측정했을 때, 그 젖음확산율이 37 % 이상이 된다. - 제 1 항에 있어서,
상기 젖음확산율 S[%]는, 가열 전의 상기 금속 볼의 직경을 D[㎜]로 하고, 가열 후의 상기 금속 볼의 높이를 H[㎜]로 했을 때, 하기 식 1 에 의해 구해지는, 도전 접속 시트.
S[%]= (D-H)/D × 100 … 식 1 - 제 1 항에 있어서,
상기 금속 볼은, 주석 (Sn), 납 (Pb), 은 (Ag), 비스무트 (Bi), 인듐 (In), 아연 (Zn), 니켈 (Ni), 안티몬 (Sb), 철 (Fe), 알루미늄 (Al), 금 (Au), 게르마늄 (Ge) 및 구리 (Cu) 로 이루어지는 군에서 선택되는 적어도 2 종 이상의 금속의 합금 또는 주석의 단체인, 도전 접속 시트. - 제 3 항에 있어서,
상기 금속 볼은, Sn-Pb 합금, Sn-Ag-Cu 합금 또는 Sn-Ag 합금을 주재료로 하여 구성되는, 도전 접속 시트. - 제 4 항에 있어서,
상기 금속 볼은, Sn-37 Pb 합금 또는 Sn-3.0 Ag-0.5 Cu 합금을 주재료로 하여 구성되는, 도전 접속 시트. - 제 1 항에 있어서,
상기 금속 볼은, 가열 전의 직경이 0.5 ㎜ 인, 도전 접속 시트. - 제 1 항에 있어서,
상기 산가량은, 산화 환원 적정법을 이용하여 산출되는, 도전 접속 시트. - 제 1 항에 있어서,
상기 플럭스 기능을 갖는 화합물은, 산 무수물을 함유하는, 도전 접속 시트. - 제 1 항에 있어서,
상기 수지 조성물에 있어서, 상기 플럭스 기능을 갖는 화합물의 함유량은 1 ∼ 50 중량% 인, 도전 접속 시트. - 제 1 항에 있어서,
상기 플럭스 기능을 갖는 화합물은, 페놀성 수산기 및 카르복실기 중 적어도 일방을 갖는 화합물을 함유하는, 도전 접속 시트. - 제 10 항에 있어서,
상기 플럭스 기능을 갖는 화합물은, 하기 일반식 (1) 로 나타내는 화합물을 함유하는, 도전 접속 시트.
HOOC-(CH2)n-COOH … (1)
(식 (1) 중, n 은 1 ∼ 20 의 정수이다) - 제 1 항에 있어서,
상기 금속층은, 동일한 평면시 형상을 갖는 복수의 금속층 단위를 포함하는, 도전 접속 시트. - 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 대향하는 단자간에 배치하는 배치 공정과, 상기 금속 재료의 융점 이상이고, 또한 상기 수지 조성물의 경화가 완료되지 않는 온도에서 상기 도전 접속 시트를 가열하는 가열 공정과, 상기 수지 조성물을 경화시키는 경화 공정을 갖는 것을 특징으로 하는, 단자간의 접속 방법.
- 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 대향하는 단자간에 배치하는 배치 공정과, 상기 금속 재료의 융점 이상이고, 또한 상기 수지 조성물이 연화되는 온도에서 상기 도전 접속 시트를 가열하는 가열 공정과, 상기 수지 조성물을 고화시키는 고화 공정을 갖는 것을 특징으로 하는, 단자간의 접속 방법.
- 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 전자 부재의 전극 상에 배치하는 배치 공정과, 상기 금속 재료의 융점 이상이고, 또한 상기 수지 조성물의 경화가 완료되지 않는 온도에서 상기 도전 접속 시트를 가열하는 가열 공정을 갖는 것을 특징으로 하는, 접속 단자의 형성 방법.
- 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 전자 부재의 전극 상에 배치하는 배치 공정과, 상기 금속 재료의 융점 이상이고, 또한 상기 수지 조성물이 연화되는 온도에서 상기 도전 접속 시트를 가열하는 가열 공정을 갖는 것을 특징으로 하는, 접속 단자의 형성 방법.
- 대향하는 단자끼리가, 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 이용하여 형성된 접속부를 개재하여 전기적으로 접속되어 있는 것을 특징으로 하는, 반도체 장치.
- 대향하는 단자끼리가, 제 1 항 내지 제 13 항 중 어느 한 항에 기재된 도전 접속 시트를 이용하여 형성된 접속부를 개재하여 전기적으로 접속되어 있는 것을 특징으로 하는, 전자 기기.
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| CN103846549B (zh) * | 2012-11-29 | 2016-02-10 | 北京航星机器制造公司 | 一种电子成件及电子产品壳体的激光焊接封装方法 |
| US9196559B2 (en) * | 2013-03-08 | 2015-11-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Directly sawing wafers covered with liquid molding compound |
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| JP6049606B2 (ja) * | 2013-12-25 | 2016-12-21 | 株式会社ノリタケカンパニーリミテド | 加熱硬化型導電性ペースト |
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| JP6495368B2 (ja) * | 2017-04-19 | 2019-04-03 | 立山科学工業株式会社 | 電子モジュール |
| KR101977473B1 (ko) * | 2017-07-27 | 2019-05-10 | 주식회사 기가레인 | 플럭스 확산이 개선된 프로브핀 및 이의 제조 방법 |
| KR102026465B1 (ko) * | 2017-11-10 | 2019-09-27 | 조인셋 주식회사 | 전기접속단자 |
| EP3547352B1 (en) * | 2018-03-27 | 2020-09-30 | Infineon Technologies AG | Method for joining two joining members |
| US10971471B2 (en) * | 2018-12-29 | 2021-04-06 | Micron Technology, Inc. | Methods and systems for manufacturing semiconductor devices |
| JP7135880B2 (ja) * | 2019-01-18 | 2022-09-13 | 株式会社オートネットワーク技術研究所 | 接続端子 |
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Also Published As
| Publication number | Publication date |
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| CN102725912A (zh) | 2012-10-10 |
| EP2530786A4 (en) | 2013-07-10 |
| KR20130033343A (ko) | 2013-04-03 |
| CN102725912B (zh) | 2016-04-06 |
| EP2530786A1 (en) | 2012-12-05 |
| TWI533382B (zh) | 2016-05-11 |
| SG182787A1 (en) | 2012-08-30 |
| PH12012501533A1 (en) | 2012-10-22 |
| JP5664558B2 (ja) | 2015-02-04 |
| JPWO2011093162A1 (ja) | 2013-05-30 |
| TW201142964A (en) | 2011-12-01 |
| WO2011093162A1 (ja) | 2011-08-04 |
| US20120319268A1 (en) | 2012-12-20 |
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