KR100895388B1 - 반도체소자의 제조방법 - Google Patents
반도체소자의 제조방법 Download PDFInfo
- Publication number
- KR100895388B1 KR100895388B1 KR1020020086761A KR20020086761A KR100895388B1 KR 100895388 B1 KR100895388 B1 KR 100895388B1 KR 1020020086761 A KR1020020086761 A KR 1020020086761A KR 20020086761 A KR20020086761 A KR 20020086761A KR 100895388 B1 KR100895388 B1 KR 100895388B1
- Authority
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- South Korea
- Prior art keywords
- oxide film
- cvd
- manufacturing
- semiconductor device
- nitride film
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 150000004767 nitrides Chemical class 0.000 claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 34
- 238000005530 etching Methods 0.000 claims abstract description 13
- 238000005229 chemical vapour deposition Methods 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 11
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 6
- 238000000059 patterning Methods 0.000 claims description 4
- 229910003902 SiCl 4 Inorganic materials 0.000 claims description 3
- 239000005380 borophosphosilicate glass Substances 0.000 claims description 3
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 claims description 3
- 239000012495 reaction gas Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Element Separation (AREA)
Abstract
Description
상기 CVD 산화막을 900∼1100℃ 의 온도에서 1-30분 동안 열처리 하는 공정과,
상기 CVD 산화막 상부에 선형질화막을 순차적으로 형성하는 공정과,
Claims (6)
- 반도체기판상에 패드산화막과 패드질화막을 순차적으로 형성하는 공정과,상기 패드질화막과 패드산화막을 소자분리마스크를 이용한 패턴닝 공정으로 선택 식각하여 반도체기판의 소자분리영역으로 예정되어있는 부분을 노출시키는 패드질화막 패턴을 형성하는 공정과,상기 패드질화막 패턴을 마스크로 하여 노출되어있는 반도체기판을 일정 두께 식각하여 트랜치를 형성하는 공정과,전체 표면에 웰 산화막과 CVD 산화막을 형성하는 공정과,상기 CVD 산화막을 900∼1100℃ 의 온도에서 1-30분 동안 열처리하는 공정과,상기 CVD 산화막 상부에 선형질화막을 순차적으로 형성하는 공정과,전체 표면에 필드산화막을 형성하여 트랜치를 메우는 공정과.상기 필드산화막을 평탄화시키는 공정과,상기 패드질화막 패턴을 제거하는 공정을 구비하는 반도체소자의 제조방법.
- 제 1 항에 있어서,상기 CVD 산화막은 저압CVD 또는 플라즈마 유도 CVD방법으로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 1 항에 있어서,상기 CVD 산화막의 반응가스로는 Si(OC2H5)4, Si2H6, SiH2Cl2, SiHCl3, SiCl4 및 O2 로 이루어지는 군에서 임의로 선택되는 하나의 가스를 사용하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 2 항에 있어서,상기 저압 CVD 방법은 650∼900℃에서 CVD 산화막을 성장시키는 것을 특징으로 하는 반도체소자의 제조방법.
- 제 2 항에 있어서,상기 플라즈마 유도 CVD 방법은 PSG, BSG 및 BPSG 산화막으로 이루어지는 군에서 임의로 선택되는 하나의 산화막을 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020086761A KR100895388B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체소자의 제조방법 |
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KR1020020086761A KR100895388B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20040060219A KR20040060219A (ko) | 2004-07-06 |
KR100895388B1 true KR100895388B1 (ko) | 2009-04-30 |
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KR1020020086761A KR100895388B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체소자의 제조방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105448703A (zh) * | 2014-08-27 | 2016-03-30 | 中芯国际集成电路制造(上海)有限公司 | 一种刻蚀方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100745067B1 (ko) | 2005-05-18 | 2007-08-01 | 주식회사 하이닉스반도체 | 반도체 소자의 트렌치 소자분리막 및 그 형성방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000052287A (ko) * | 1999-01-11 | 2000-08-16 | 윤종용 | 파임방지막을 이용하는 반도체소자의 트랜치 소자분리방법 및이를 이용한 반도체소자 |
US6255194B1 (en) | 1999-06-03 | 2001-07-03 | Samsung Electronics Co., Ltd. | Trench isolation method |
KR20010059163A (ko) * | 1999-12-30 | 2001-07-06 | 박종섭 | 반도체소자의 소자분리막 형성방법 |
KR20020071063A (ko) * | 2001-03-02 | 2002-09-12 | 삼성전자 주식회사 | 덴트 없는 트렌치 격리 구조 및 그 형성 방법 |
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2002
- 2002-12-30 KR KR1020020086761A patent/KR100895388B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000052287A (ko) * | 1999-01-11 | 2000-08-16 | 윤종용 | 파임방지막을 이용하는 반도체소자의 트랜치 소자분리방법 및이를 이용한 반도체소자 |
US6255194B1 (en) | 1999-06-03 | 2001-07-03 | Samsung Electronics Co., Ltd. | Trench isolation method |
KR20010059163A (ko) * | 1999-12-30 | 2001-07-06 | 박종섭 | 반도체소자의 소자분리막 형성방법 |
KR20020071063A (ko) * | 2001-03-02 | 2002-09-12 | 삼성전자 주식회사 | 덴트 없는 트렌치 격리 구조 및 그 형성 방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105448703A (zh) * | 2014-08-27 | 2016-03-30 | 中芯国际集成电路制造(上海)有限公司 | 一种刻蚀方法 |
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KR20040060219A (ko) | 2004-07-06 |
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