KR20170056663A - 반도체 장치의 제조 방법 및 언더필 필름 - Google Patents
반도체 장치의 제조 방법 및 언더필 필름 Download PDFInfo
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- KR20170056663A KR20170056663A KR1020177010337A KR20177010337A KR20170056663A KR 20170056663 A KR20170056663 A KR 20170056663A KR 1020177010337 A KR1020177010337 A KR 1020177010337A KR 20177010337 A KR20177010337 A KR 20177010337A KR 20170056663 A KR20170056663 A KR 20170056663A
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Abstract
Description
도 2 는, 제 2 예의 탑재 전의 반도체 칩과 회로 기판을 모식적으로 나타내는 단면도이다.
도 3 은, 탑재시의 반도체 칩과 회로 기판을 모식적으로 나타내는 단면도이다.
도 4 는, 열압착 후의 반도체 칩과 회로 기판을 모식적으로 나타내는 단면도이다.
도 5 는, 본딩 조건의 일례를 나타내는 그래프이다.
도 6 은, 도 4 에 나타내는 본딩 조건에 적합한 언더필 필름의 용융 점도 커브를 나타내는 그래프이다.
도 7 은, 본 실시형태에 있어서의 반도체 장치의 제조 방법을 나타내는 플로우 차트이다.
도 8 은, 웨이퍼 상에 언더필 필름을 첩부하는 공정을 모식적으로 나타내는 사시도다.
도 9 는, 웨이퍼를 다이싱하는 공정을 모식적으로 나타내는 사시도다.
도 10 은, 반도체 칩을 픽업하는 공정을 모식적으로 나타내는 사시도다.
도 11 은, 복수의 반도체 칩을 일괄 압착하는 공정을 모식적으로 나타내는 단면도이다.
도 12 는, 복수의 반도체 칩을 일괄 압착하는 공정을 모식적으로 나타내는 사시도다.
도 13 은, 언더필 필름의 샘플의 용융 점도 커브를 나타내는 그래프이다.
| 분류 | 품명 | 실시예 1 | 실시예 2 | 실시예 3 | 비교예 1 | 비교예 2 |
| 막형성 수지 | 테이산 레진 SG-P3 (나가세 켐텍스사 제조) |
40 | 40 | 40 | 40 | 40 |
| 아크릴 수지 | 오크졸 EA-0200 (오사카 유기 화학사 제조) |
68 | 49 | 39 | 76 | 29 |
| 유기 과산화물 | 퍼헥사 V (니치유사 제조) |
2 | 1 | 1 | 4 | 1 |
| 에폭시 수지 | JER1031S (미츠비시 화학사 제조) |
20 | 30 | 45 | 13 | 40 |
| 산 무수물 | 리카시드 HNA-100 (신닛폰 이화사 제조) |
10 | 20 | 15 | 7 | 30 |
| 경화 촉진제 | U-CAT-5002 (산아프로사 제조) |
1 | 1 | 1 | 1 | 1 |
| 필러 | 아에로질 R202 (닛폰 아에로질사 제조) |
15 | 15 | 15 | 15 | 15 |
| 합계 | 156 | 156 | 156 | 156 | 156 | |
| 아크릴비 | 70 | 50 | 40 | 80 | 30 | |
| 에폭시비 | 30 | 50 | 60 | 20 | 70 | |
| 최저 용융 점도[Pa·s] | 1490 | 1330 | 1390 | 1950 | 1300 | |
| 최저 용융 점도 도달 온도[℃] | 113 | 112 | 113 | 113 | 115 | |
| 용융 점도의 기울기 φ [Pa·s/℃] | 3100 | 1700 | 900 | 4000 | 400 | |
| 보이드 | ○ | ○ | ○ | ○ | × | |
| 땜납 접합 상태 | ○ | ○ | ○ | × | ○ | |
| 분류 | 품명 | 실시예 1 | 실시예 2 | 실시예 3 | 비교예 1 | 비교예 2 |
| 막형성 수지 | 테이산 레진 SG-P3 (나가세 켐텍스사 제조) |
40 | 40 | 40 | 40 | 40 |
| 아크릴 수지 | 오크졸 EA-0200 (오사카 유기 화학사 제조) |
68 | 49 | 39 | 76 | 29 |
| 유기 과산화물 | 퍼헥사 V (니치유사 제조) |
2 | 1 | 1 | 4 | 1 |
| 에폭시 수지 | JER1031S (미츠비시 화학사 제조) |
20 | 30 | 45 | 13 | 40 |
| 산 무수물 | 리카시드 HNA-100 (신닛폰 이화사 제조) |
10 | 20 | 15 | 7 | 30 |
| 경화 촉진제 | U-CAT-5002 (산아프로사 제조) |
1 | 1 | 1 | 1 | 1 |
| 필러 | 아에로질 R202 (닛폰 아에로질사 제조) |
15 | 15 | 15 | 15 | 15 |
| 합계 | 156 | 156 | 156 | 156 | 156 | |
| 아크릴비 | 70 | 50 | 40 | 80 | 30 | |
| 에폭시비 | 30 | 50 | 60 | 20 | 70 | |
| 탄성률 [GPa] | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | |
| 최저 용융 점도 [Pa·s] | 1490 | 1330 | 1390 | 1950 | 1300 | |
| 최저 용융 점도 도달 온도 [℃] | 113 | 112 | 113 | 113 | 115 | |
| 용융 점도의 기울기 φ [Pa·s/℃] | 3100 | 1700 | 900 | 4000 | 400 | |
| 보이드 | ○ | ○ | ○ | ○ | × | |
| 땜납 접합 상태 | ○ | ○ | ○ | × | ○ | |
| 필렛 | ○ | ○ | × | × | × | |
2 언더필 필름
3 지그
4 블레이드
10 반도체 칩
11 반도체
12 전극
13 땜납
20 언더필 필름
21 접착층
30 회로 기판
31 기재
32 대향 전극
41 보텀 칩
42 대향 전극
50 스테이지
60 히트 툴
Claims (10)
- 땜납이 부착된 전극이 형성된 복수의 반도체 칩을, 언더필 필름을 통해서 상기 땜납이 부착된 전극과 대향하는 대향 전극이 형성된 전자 부품에 탑재하는 탑재 공정과,
상기 복수의 반도체 칩과 상기 전자 부품을, 상기 언더필 필름을 통해서 일괄 압착하는 압착 공정을 갖고,
상기 언더필 필름이, 에폭시 수지와, 산 무수물과, 아크릴 수지와, 유기 과산화물을 함유하고, 최저 용융 점도가 1000 ㎩·s 이상 2000 ㎩·s 이하이고, 최저 용융 점도 도달 온도보다 10 ℃ 높은 온도에서 그 온도보다 10 ℃ 높은 온도까지의 용융 점도의 기울기가 900 ㎩·s/℃ 이상 3100 ㎩·s/℃ 이하인 반도체 장치의 제조 방법. - 제 1 항에 있어서, 상기 용융 점도의 기울기가 1700 ㎩·s/℃ 이상 3100 ㎩·s/℃ 이하인 반도체 장치의 제조 방법.
- 제 2 항에 있어서, 상기 아크릴 수지와 상기 유기 과산화물의 합계 질량과, 상기 에폭시 수지와 상기 산 무수물의 합계 질량의 비가 7 : 3 ∼ 5 : 5 인 반도체 장치의 제조 방법.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 상기 에폭시 수지가 글리시딜에테르형 에폭시 수지이고,
상기 산 무수물이 지환식 산 무수물인 반도체 장치의 제조 방법. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 상기 아크릴 수지가 플루오렌계 아크릴레이트이고,
상기 유기 과산화물이 퍼옥시케탈인 반도체 장치의 제조 방법. - 복수의 반도체 칩과 전자 부품을 일괄 압착하기 위한 언더필 필름으로서,
에폭시 수지와, 산 무수물과, 아크릴 수지와, 유기 과산화물을 함유하고, 최저 용융 점도가 1000 ㎩·s 이상 2000 ㎩·s 이하이고, 최저 용융 점도 도달 온도보다 10 ℃ 높은 온도에서 그 온도보다 10 ℃ 높은 온도까지의 용융 점도의 기울기가 900 ㎩·s/℃ 이상 3100 ㎩·s/℃ 이하인 언더필 필름. - 제 6 항에 있어서, 상기 용융 점도의 기울기가 1700 ㎩·s/℃ 이상 3100 ㎩·s/℃ 이하인 언더필 필름.
- 제 7 항에 있어서, 상기 아크릴 수지와 상기 유기 과산화물의 합계 질량과, 상기 에폭시 수지와 상기 산 무수물의 합계 질량의 비가 7 : 3 ∼ 5 : 5 인 언더필 필름.
- 제 6 항 내지 제 8 항 중 어느 한 항에 있어서, 상기 에폭시 수지가 글리시딜에테르형 에폭시 수지이고,
상기 산 무수물이 지환식 산 무수물인 언더필 필름. - 제 6 항 내지 제 9 항 중 어느 한 항에 있어서, 상기 아크릴 수지가 플루오렌계 아크릴레이트이고,
상기 유기 과산화물이 퍼옥시케탈인 언더필 필름.
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| JP2015022672A JP6438790B2 (ja) | 2015-02-06 | 2015-02-06 | 半導体装置の製造方法、及びアンダーフィルフィルム |
| JPJP-P-2015-022672 | 2015-02-06 | ||
| PCT/JP2016/053462 WO2016125881A1 (ja) | 2015-02-06 | 2016-02-05 | 半導体装置の製造方法、及びアンダーフィルフィルム |
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| JP7154037B2 (ja) * | 2017-05-16 | 2022-10-17 | デクセリアルズ株式会社 | アンダーフィル材、アンダーフィルフィルム、及びこれを用いた半導体装置の製造方法 |
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| WO2021152934A1 (ja) * | 2020-01-29 | 2021-08-05 | 株式会社村田製作所 | 電極付き受動部品及び電極付き受動部品の集合体 |
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