KR20040101924A - 반도체 장치 및 그 제조 방법 - Google Patents
반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR20040101924A KR20040101924A KR1020040037141A KR20040037141A KR20040101924A KR 20040101924 A KR20040101924 A KR 20040101924A KR 1020040037141 A KR1020040037141 A KR 1020040037141A KR 20040037141 A KR20040037141 A KR 20040037141A KR 20040101924 A KR20040101924 A KR 20040101924A
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- South Korea
- Prior art keywords
- forming
- wiring layer
- semiconductor
- via hole
- main surface
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims description 37
- 238000004519 manufacturing process Methods 0.000 title claims description 26
- 239000000758 substrate Substances 0.000 claims description 41
- 229920002120 photoresistant polymer Polymers 0.000 claims description 20
- 238000005530 etching Methods 0.000 claims description 13
- 238000009713 electroplating Methods 0.000 claims description 10
- 238000004544 sputter deposition Methods 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 61
- 229910052710 silicon Inorganic materials 0.000 abstract description 58
- 239000010703 silicon Substances 0.000 abstract description 58
- 229910000679 solder Inorganic materials 0.000 abstract description 28
- 230000006866 deterioration Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 78
- 239000010949 copper Substances 0.000 description 16
- 239000011521 glass Substances 0.000 description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000007747 plating Methods 0.000 description 7
- 239000010931 gold Substances 0.000 description 6
- 239000011229 interlayer Substances 0.000 description 6
- 239000008186 active pharmaceutical agent Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- 238000007772 electroless plating Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000005380 borophosphosilicate glass Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 238000012536 packaging technology Methods 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- -1 Cu wiring Chemical compound 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Abstract
Description
Claims (14)
- 반도체 칩의 제1 주면에 형성된 패드 전극과,상기 반도체 칩의 제2 주면에 형성된 반도체 볼록부와,상기 반도체 칩의 제1 주면에 접착된 지지 기판과,상기 반도체 칩의 제2 주면으로부터 상기 패드 전극의 표면에 도달하도록 상기 반도체 칩에 형성된 비아홀을 통해, 상기 패드 전극과 전기적으로 접속되고, 또한 상기 비아홀로부터 상기 반도체 칩의 제2 주면 위를 연장하여 상기 반도체 볼록부를 피복하는 배선층과,상기 반도체 볼록부를 피복하는 배선층 부분 위에 형성되고, 상기 배선층 부분과 전기적으로 접속된 도전 단자를 갖는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,상기 비아홀의 측벽에 형성되고, 상기 배선층과 상기 반도체 칩을 전기적으로 절연하는 절연층을 갖는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,상기 배선층이 상기 비아홀을 완전하게 충전하는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,상기 배선층이 상기 비아홀을 불완전하게 충전하는 것을 특징으로 하는 반도체 장치.
- 반도체 기판의 제1 주면에 패드 전극을 형성하는 공정과,상기 반도체 기판의 제1 주면에 지지 기판을 접착하는 공정과,상기 반도체 기판의 제2 주면의 소정 영역에 포토레지스트층을 형성하는 공정과,상기 포토레지스트층을 마스크로 하여 상기 반도체 기판을 에칭하는 것에 의해 반도체 볼록부를 형성하는 공정과,상기 반도체 기판의 제2 주면으로부터 상기 패드 전극의 표면에 도달하는 비아홀을 형성하는 공정과,상기 비아홀을 통해, 상기 패드 전극과 전기적으로 접속되고, 또한 상기 비아홀로부터 상기 반도체 기판의 제2 주면 위를 연장하여 상기 반도체 볼록부를 피복하는 배선층을 형성하는 공정과,상기 배선층 위에 도전 단자를 형성하는 공정과,상기 반도체 기판을 복수의 반도체 칩으로 분할하는 공정을 구비하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제5항에 있어서,상기 배선층을 형성하는 공정은, 전해 도금법 또는 스퍼터법에 의해 행해지는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제5항에 있어서,상기 비아홀 형성 후에, 상기 비아홀의 측벽에, 상기 배선층과 상기 반도체 기판을 전기적으로 절연하는 측벽 절연막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제5항 또는 제6항에 있어서,상기 배선층을 형성하는 공정에서, 상기 배선층이 상기 비아홀을 완전하게 충전하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제5항 또는 제6항에 있어서,상기 배선층을 형성하는 공정에서, 상기 배선층이 상기 비아홀을 불완전하게 충전하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제5항에 있어서,상기 반도체 볼록부를 형성한 후에, 상기 반도체 볼록부의 각을 라운딩 처리하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 반도체 기판의 제1 주면에 패드 전극을 형성하는 공정과,상기 반도체 기판의 제1 주면에 지지 기판을 접착하는 공정과,상기 반도체 기판의 제2 주면의 소정 영역에 포토레지스트층을 형성하는 공정과,상기 포토레지스트층을 마스크로 하여 상기 반도체 기판을 에칭하는 것에 의해 반도체 볼록부를 형성하는 공정과,상기 포토레지스트층을 제거한 후에, 상기 반도체 기판의 제2 주면에 절연막을 형성하는 공정과,상기 반도체 기판의 제2 주면으로부터 상기 패드 전극의 표면에 도달하는 비아홀을 형성하는 공정과,상기 비아홀의 측벽에 측벽 절연막을 형성하는 공정과,상기 비아홀 내에 시드층을 형성하는 공정과,전해 도금에 의해, 상기 비아홀을 통해, 상기 패드 전극과 전기적으로 접속되고, 또한 상기 비아홀로부터 상기 반도체 칩의 제2 주면 위를 연장하여 상기 반도체 볼록부를 피복하는 배선층을 형성하는 공정과,상기 배선층 위에 도전 단자를 형성하는 공정과,상기 반도체 기판을 복수의 반도체 칩으로 분할하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제11항에 있어서,상기 배선층을 형성하는 공정에서, 상기 배선층이 상기 비아홀에 완전하게 매립되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제11항에 있어서,상기 배선층을 형성하는 공정에서, 상기 배선층이 상기 비아홀에 불완전하게 매립되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제11항에 있어서,상기 반도체 볼록부를 형성한 후에, 상기 반도체 볼록부의 각을 라운딩 처리하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
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- 2004-05-25 KR KR1020040037141A patent/KR100608184B1/ko not_active Expired - Fee Related
- 2004-05-26 CN CNA2007101619625A patent/CN101174600A/zh active Pending
- 2004-05-26 EP EP04012464A patent/EP1482552B1/en not_active Expired - Lifetime
- 2004-05-26 CN CNB2004100476315A patent/CN100370607C/zh not_active Expired - Fee Related
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Also Published As
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EP1482552A2 (en) | 2004-12-01 |
US7579671B2 (en) | 2009-08-25 |
CN101174600A (zh) | 2008-05-07 |
DE602004028430D1 (de) | 2010-09-16 |
JP2004349593A (ja) | 2004-12-09 |
US20050006783A1 (en) | 2005-01-13 |
TWI233189B (en) | 2005-05-21 |
TW200428608A (en) | 2004-12-16 |
CN100370607C (zh) | 2008-02-20 |
EP1482552B1 (en) | 2010-08-04 |
EP1482552A3 (en) | 2007-03-21 |
CN1574324A (zh) | 2005-02-02 |
KR100608184B1 (ko) | 2006-08-08 |
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