KR102593085B1 - 반도체 장치, 반도체 패키지 및 이의 제조 방법 - Google Patents
반도체 장치, 반도체 패키지 및 이의 제조 방법 Download PDFInfo
- Publication number
- KR102593085B1 KR102593085B1 KR1020180144338A KR20180144338A KR102593085B1 KR 102593085 B1 KR102593085 B1 KR 102593085B1 KR 1020180144338 A KR1020180144338 A KR 1020180144338A KR 20180144338 A KR20180144338 A KR 20180144338A KR 102593085 B1 KR102593085 B1 KR 102593085B1
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- connection pad
- substrate
- insulating film
- semiconductor chip
- interlayer insulating
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- 239000004065 semiconductor Substances 0.000 claims abstract description 193
- 239000000758 substrate Substances 0.000 claims abstract description 142
- 239000011229 interlayer Substances 0.000 claims abstract description 112
- 239000010410 layer Substances 0.000 claims description 72
- 238000000034 method Methods 0.000 claims description 54
- 229910052751 metal Inorganic materials 0.000 claims description 53
- 239000002184 metal Substances 0.000 claims description 53
- 230000004888 barrier function Effects 0.000 claims description 37
- 239000010949 copper Substances 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 20
- 235000012431 wafers Nutrition 0.000 description 65
- 229910052710 silicon Inorganic materials 0.000 description 29
- 239000010703 silicon Substances 0.000 description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 24
- 238000005530 etching Methods 0.000 description 24
- 229920002120 photoresistant polymer Polymers 0.000 description 22
- 238000005498 polishing Methods 0.000 description 19
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 229910052814 silicon oxide Inorganic materials 0.000 description 13
- 238000000465 moulding Methods 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000005240 physical vapour deposition Methods 0.000 description 6
- 238000007517 polishing process Methods 0.000 description 6
- 229910052581 Si3N4 Inorganic materials 0.000 description 5
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- 238000000151 deposition Methods 0.000 description 5
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
- 229920006336 epoxy molding compound Polymers 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 229910052715 tantalum Inorganic materials 0.000 description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 4
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000002313 adhesive film Substances 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910005542 GaSb Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- VTGARNNDLOTBET-UHFFFAOYSA-N gallium antimonide Chemical compound [Sb]#[Ga] VTGARNNDLOTBET-UHFFFAOYSA-N 0.000 description 1
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
Description
도 2는 도 1의 A 부분을 나타내는 확대 단면도이다.
도 3 내지 도 14는 예시적인 실시예들에 따른 반도체 패키지의 제조 방법을 나타내는 단면도들이다.
도 15는 예시적인 실시예들에 따른 반도체 패키지를 나타내는 단면도이다.
도 16은 도 15의 B 부분을 나타내는 확대 단면도이다.
도 17은 예시적인 실시예들에 따른 반도체 패키지를 나타내는 단면도이다.
도 18은 도 17의 C 부분을 나타내는 확대 단면도이다.
도 19 내지 도 34는 예시적인 실시예들에 따른 반도체 패키지의 제조 방법을 나타내는 단면도들이다.
110, 210, 1110, 1210, 1310, 1410: 기판
112, 212, 1312, 1412: 제1 면
114, 1314: 제2 면 116, 216, 1316, 1416: 회로 패턴
118, 218, 1318: 하부 배선 120, 220, 1320, 1420: 제1 층간 절연막
121, 221, 1321, 1421: 제2 층간 절연막
122a, 122b, 122c, 122d, 122e: 버퍼막
124a, 124b, 124c, 124d, 124e: 절연막
130, 230, 1130, 1230, 1330, 1430: 층간 절연막
132a, 232a, 1232a: 제1 금속 배선
134a, 234a, 1234a: 제1 콘택
132b, 232b, 1232b: 제2 금속 배선
134b, 234b, 1234b: 제2 콘택
136, 182, 236, 282, 3812, 1136, 1182, 1236, 1282, 1336, 1436: 접속 패드
136a, 1236a: 패드 배리어 패턴
136b, 1236b: 패드 도전 패턴 140, 1240: 연마 정지막
142, 1242: 제1 포토레지스트 패턴 144, 1244: 제2 포토레지스트 패턴
150: 제1 개구부 151: 제1 개구부
152, 1352: 비아 홀 152a, 1352a: 제1 비아 홀
152b, 1352b: 제2 비아 홀 154, 1354: 라이너 막
156: 배리어 금속막 156a, 256a, 1356a: 배리어 패턴
160: 도전막 160a, 260a, 1260a: 도전 패턴
162, 262, 362, 462, 1152, 1262, 1352: 플러그 구조물
180, 280, 380: 절연막
500, 1500: 패키지 기판 600, 1190, 1390, 1600: 도전성 범프
700, 1700: 몰딩 부재 800, 1800: 외부 접속 부재
1110: 버퍼 다이 1210, 1310, 1410: 메모리 다이
Claims (20)
- 제1 비아 홀을 갖는 제1 기판, 상기 제1 기판의 제1 면 상에 구비되고 외측면에 제1 접속 패드를 가지며 상기 제1 비아 홀과 연통되며 상기 제1 접속 패드를 노출시키는 제2 비아 홀을 갖는 제1 층간 절연막, 상기 제1 및 제2 비아 홀들 내에 상기 제1 접속 패드와 접속되는 제1 플러그 구조물, 및 상기 제1 기판의 상기 제1 면과 반대하는 제2 면 상에 구비되고 상기 제1 플러그 구조물과 접속하는 제2 접속 패드가 구비되는 절연막을 포함하는 제1 반도체 칩; 및
상기 제1 반도체 칩 상에 적층되며, 제3 비아 홀을 갖는 제2 기판, 상기 제2 기판 상에 구비되고 외측면에 제3 접속 패드를 가지며 상기 제3 비아 홀과 연통되며 상기 제3 접속 패드를 노출시키는 제4 비아 홀을 갖는 제2 층간 절연막 및 상기 제3 및 제4 비아 홀들 내에 상기 제3 접속 패드와 접속되는 제2 플러그 구조물을 포함하는 제2 반도체 칩을 포함하고,
상기 제1 반도체 칩의 상기 제2 접속 패드는 상기 제2 반도체 칩의 상기 제3 접속 패드와 접촉하고,
상기 제1 반도체 칩의 상기 절연막은 상기 제2 반도체 칩의 상기 제2 층간 절연막과 접촉하는 반도체 패키지. - 제 1 항에 있어서, 상기 제1 층간 절연막은 복수 개의 적층된 절연층들을 포함하고, 상기 절연층들 중 적어도 하나의 절연층에는 상기 제1 접속 패드와 전기적으로 연결된 금속 배선이 구비되는 반도체 패키지.
- 제 2 항에 있어서, 상기 제1 접속 패드의 두께는 상기 금속 배선의 두께보다 큰 반도체 패키지.
- 제 2 항에 있어서, 상기 제1 접속 패드는 상기 제1 층간 절연막의 최외각 절연층에 구비되는 반도체 패키지.
- 제 4 항에 있어서, 상기 최외각 절연층은 재배선층인 반도체 패키지.
- 제 1 항에 있어서, 상기 제1 플러그 구조물은
상기 제1 및 제2 비아 홀들의 내면에 구비된 배리어 패턴; 및
상기 배리어 패턴 상에 상기 제1 및 제2 비아 홀들을 채우는 도전 패턴을 포함하는 반도체 패키지. - 제 6 항에 있어서, 상기 제1 플러그 구조물의 상기 도전 패턴과 상기 제1 접속 패드 사이에 상기 배리어 패턴이 개재되는 반도체 패키지.
- 제 1 항에 있어서, 상기 제1 반도체 칩의 상기 제2 접속 패드는 구리를 포함하고, 상기 제2 접속 패드와 접합되는 상기 제3 접속 패드는 구리를 포함하는 반도체 패키지.
- 제 1 항에 있어서, 상기 제1 플러그 구조물은 상기 제1 접속 패드와 접촉하는 반도체 패키지.
- 삭제
- 제1 면 및 상기 제1 면에 반대하는 제2 면을 갖는 제1 기판, 상기 제1 면 상에 구비되고 제1 접속 패드가 형성된 최외각 절연층을 갖는 제1 층간 절연막, 상기 제2 면으로부터 상기 제1 기판 및 상기 제1 층간 절연막을 관통하여 상기 제1 접속 패드까지 연장하는 제1 플러그 구조물, 및 상기 제2 면 상에 구비되고 상기 제1 플러그 구조물과 접속하는 제2 접속 패드가 구비되는 절연막을 구비하는 제1 반도체 칩; 및
상기 제1 반도체 칩 상에 적층되며, 제3 면 및 상기 제3 면에 반대하는 제4 면을 갖는 제2 기판, 상기 제3 면 상에 구비되고 외측면에 제3 접속 패드가 형성된 최외각 절연층을 갖는 제2 층간 절연막, 및 상기 제4 면으로부터 상기 제2 기판 및 상기 제2 층간 절연막을 관통하여 상기 제3 접속 패드까지 연장하는 제2 플러그 구조물을 구비하는 제2 반도체 칩을 포함하고,
상기 제1 반도체 칩의 상기 제2 접속 패드는 상기 제2 반도체 칩의 상기 제3 접속 패드와 접촉하고,
상기 제1 반도체 칩의 상기 절연막은 상기 제2 반도체 칩의 상기 제2 층간 절연막과 접촉하는 반도체 패키지. - 제 11 항에 있어서, 상기 제1 기판은 제1 비아 홀을 가지며 상기 제1 층간 절연막은 상기 제1 비아 홀에 연통되며 상기 제1 접속 패드를 노출시키는 제2 비아 홀을 갖고, 상기 제1 플러그 구조물은 상기 제1 및 제2 비아 홀들 내에 구비되는 반도체 패키지.
- 제 12 항에 있어서, 상기 제1 플러그 구조물은
상기 제1 및 제2 비아 홀들의 내면에 구비된 배리어 패턴; 및
상기 배리어 패턴 상에 상기 제1 및 제2 비아 홀들을 채우는 도전 패턴을 포함하는 반도체 패키지. - 제 13 항에 있어서, 상기 제1 플러그 구조물의 상기 도전 패턴과 상기 제1 접속 패드 사이에 상기 배리어 패턴이 개재되는 반도체 패키지.
- 제 11 항에 있어서, 상기 제1 층간 절연막은 복수 개의 적층된 절연층들을 포함하고, 상기 절연층들 중 적어도 하나의 절연층에는 상기 제1 접속 패드와 전기적으로 연결된 금속 배선이 구비되는 반도체 패키지.
- 제 15 항에 있어서, 상기 제1 접속 패드의 두께는 상기 금속 배선의 두께보다 큰 반도체 패키지.
- 제 11 항에 있어서, 상기 최외각 절연층은 재배선층인 반도체 패키지.
- 제 11 항에 있어서, 상기 제1 반도체 칩의 상기 제2 접속 패드는 구리를 포함하고, 상기 제2 접속 패드와 접합되는 상기 제2 반도체 칩의 상기 제3 접속 패드는 구리를 포함하는 반도체 패키지.
- 제 11 항에 있어서, 상기 제1 플러그 구조물은 상기 제1 접속 패드와 접촉하는 반도체 패키지.
- 삭제
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