KR102546684B1 - 반도체 소자 및 이를 포함하는 반도체 웨이퍼, 그리고 반도체 패키지 - Google Patents
반도체 소자 및 이를 포함하는 반도체 웨이퍼, 그리고 반도체 패키지 Download PDFInfo
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- KR102546684B1 KR102546684B1 KR1020170161956A KR20170161956A KR102546684B1 KR 102546684 B1 KR102546684 B1 KR 102546684B1 KR 1020170161956 A KR1020170161956 A KR 1020170161956A KR 20170161956 A KR20170161956 A KR 20170161956A KR 102546684 B1 KR102546684 B1 KR 102546684B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 142
- 239000000758 substrate Substances 0.000 claims abstract description 161
- 230000001681 protective effect Effects 0.000 claims description 87
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 238000000465 moulding Methods 0.000 claims description 14
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 6
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 229910052582 BN Inorganic materials 0.000 claims 4
- 238000005520 cutting process Methods 0.000 description 15
- 239000010949 copper Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 238000005530 etching Methods 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 7
- 229910052581 Si3N4 Inorganic materials 0.000 description 6
- 229910052732 germanium Inorganic materials 0.000 description 6
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 229910052721 tungsten Inorganic materials 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- 238000000059 patterning Methods 0.000 description 5
- 239000012212 insulator Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 1
- 238000000347 anisotropic wet etching Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Abstract
Description
도 2는 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 1의 A 부분을 확대한 도면이다.
도 3은 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 2의 Ⅰ-Ⅰ'선 방향으로 자른 단면도이다.
도 4는 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 2의 Ⅰ-Ⅰ'선 방향으로 자른 단면도이다.
도 5는 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 2의 Ⅰ-Ⅰ'선 방향으로 자른 단면도이다.
도 6은 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 1의 A 부분을 확대한 도면이다.
도 7은 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 6의 Ⅱ-Ⅱ'선 방향으로 자른 단면도이다.
도 8은 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 1의 A 부분을 확대한 도면이다.
도 9는 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자를 나타낸 것으로, 도 8의 Ⅲ-Ⅲ'선 방향으로 자른 단면도이다.
도 10은 본 발명의 실시예에 따른 반도체 소자를 포함하는 반도체 패키지를 나타낸 단면도이다.
도 11은 본 발명의 실시예에 따른 반도체 소자를 포함하는 반도체 패키지를 나타낸 단면도이다.
도 12a 내지 도 12d는 본 발명의 실시예에 따른 반도체 웨이퍼 및 반도체 소자의 제조 방법을 나타낸 것으로, 도 2의 Ⅰ-Ⅰ'선 방향으로 자른 단면도들이다.
Claims (20)
- 제 1 영역 및 상기 제 1 영역을 둘러싸는 제 2 영역을 포함하는 기판;
상기 기판의 상기 제 2 영역 상에 배치되고, 상기 기판의 상기 제 1 영역을 둘러싸는 보호 패턴; 및
상기 보호 패턴과 중첩하며, 상기 보호 패턴을 따라 연장하는 보호 트렌치를 포함하되,
상기 보호 트렌치의 폭은 상기 보호 패턴의 폭과 다르고,
상기 보호 트렌치는 공기로 채워지는 반도체 소자. - 제 1 항에 있어서,
상기 보호 트렌치의 상기 폭은 상기 보호 패턴의 상기 폭보다 작은 반도체 소자. - 제 1 항에 있어서,
상기 보호 트렌치는 상기 보호 패턴의 상면을 노출하는 반도체 소자. - 제 1 항에 있어서,
상기 보호 패턴을 덮는 절연 구조체를 더 포함하되,
상기 보호 트렌치는 상기 절연 구조체 내에 배치된 반도체 소자. - 제 4 항에 있어서,
상기 절연 구조체는 상기 기판 상에 차례로 적층된 제 1 절연막, 제 2 절연막 및 제 3 절연막을 포함하되,
상기 제 1 절연막은 저유전율(Low-k)을 갖는 저유전막 또는 금속간 절연막(Inter-Metal Dielectric)이고,
상기 제 2 절연막은 SiN, SiON, SiC, SiCN 또는 BN(Boron nitride)이고,
상기 제 3 절연막은 실리콘 산화막 또는 TEOS막인 반도체 소자. - 제 1 항에 있어서,
상기 기판의 상기 제 2 영역 상에 배치되고, 상기 기판의 상기 제 1 영역을 둘러싸는 제 2 보호 패턴을 더 포함하되,
상기 제 2 보호 패턴은 상기 보호 패턴보다 상기 기판의 상기 제 1 영역에 인접하는 반도체 소자. - 제 1 항에 있어서,
평면적 관점에서, 상기 보호 패턴 및 상기 보호 트렌치는 상기 기판의 상기 제 2 영역의 가장자리에 배치된 반도체 소자. - 제 1 항에 있어서,
상기 보호 트렌치의 측벽은 경사진 반도체 소자. - 제 1 항에 있어서,
상기 기판의 상기 제 1 영역 및 상기 제 2 영역 상에 배치되며, 상기 보호 패턴을 덮는 절연 구조체;
상기 기판의 상기 제 1 영역 내에서, 상기 절연 구조체 상에 배치된 연결 단자; 및
상기 기판의 상기 제 1 영역 내에서, 상기 절연 구조체 상에 배치되고, 상기 연결 단자의 일부를 노출하는 절연 패턴을 더 포함하는 반도체 소자. - 제 1 항에 있어서,
상기 보호 패턴은 금속 물질을 포함하는 반도체 소자. - 삭제
- 제 1 항에 있어서,
상기 보호 트렌치 내에 배치된 잔여 패턴을 더 포함하되,
상기 잔여 패턴은 도전 물질 및 절연 물질 중 적어도 하나를 포함하는 포함하는 반도체 소자. - 패키지 기판;
상기 패키지 기판 상의 반도체 소자; 및
상기 패키지 기판 상에 배치되며, 상기 반도체 소자를 덮는 몰딩막을 포함하되,
상기 반도체 소자는:
제 1 영역 및 상기 제 1 영역을 둘러싸는 제 2 영역을 포함하는 기판;
상기 기판의 상기 제 2 영역 상에 배치된 보호 패턴;
상기 기판의 상기 제 1 영역 및 상기 제 2 영역 상에 배치되며, 상기 보호 패턴을 덮는 절연 구조체;
상기 기판의 상기 제 2 영역 상에서, 상기 절연 구조체 내에 배치된 보호 트렌치; 및
상기 기판의 상기 제 1 영역 상에서, 상기 절연 구조체 상에 배치된 연결 단자를 포함하되,
상기 보호 트렌치는 상기 보호 패턴 상에 배치되고,
상기 보호 트렌치의 폭은 상기 보호 패턴의 폭과 다르고,
상기 몰딩막은 상기 보호 트렌치를 채우는 반도체 패키지. - 제 13 항에 있어서,
상기 보호 트렌치의 상기 폭은 상기 보호 패턴의 상기 폭보다 작은 반도체 패키지. - 제 13 항에 있어서,
상기 보호 트렌치는 상기 보호 패턴의 상면을 노출하는 반도체 패키지. - 제 13 항에 있어서,
상기 절연 구조체는 상기 기판 상에 차례로 적층된 제 1 절연막, 제 2 절연막 및 제 3 절연막을 포함하되,
상기 제 1 절연막은 저유전율(Low-k)을 갖는 저유전막 또는 금속간 절연막(Inter-Metal Dielectric)이고,
상기 제 2 절연막은 SiN, SiON, SiC, SiCN 또는 BN(Boron nitride)이고,
상기 제 3 절연막은 실리콘 산화막 또는 TEOS막인 반도체 패키지. - 제 13 항에 있어서,
상기 보호 트렌치의 측벽은 경사진 반도체 패키지. - 제 13 항에 있어서,
상기 보호 패턴 및 상기 보호 트렌치는 상기 기판의 상기 제 2 영역의 가장자리에 배치된 반도체 패키지. - 서로 교차하는 제 1 방향 및 제 2 방향으로 배열된 소자 영역들 및 상기 소자 영역들을 정의하는 스크라이브 영역을 포함하는 기판;
상기 기판의 상기 스크라이브 영역 상에 배치되는 보호 패턴; 및
상기 기판의 상기 스크라이브 영역 상에 배치되며, 상기 보호 패턴과 중첩하는 보호 트렌치를 포함하되,
상기 보호 트렌치의 폭은 상기 보호 패턴의 폭과 다르고,
상기 보호 트렌치는 공기로 채워지는 반도체 웨이퍼. - 제 19 항에 있어서,
상기 보호 트렌치의 상기 폭은 상기 보호 패턴의 상기 폭보다 작은 반도체 웨이퍼.
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US16/024,309 US10559543B2 (en) | 2017-11-29 | 2018-06-29 | Semiconductor device having a protection trench, semiconductor wafer including the same, and semiconductor package |
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