KR100681212B1 - 반도체 소자의 트렌치형 소자분리막 형성방법 - Google Patents
반도체 소자의 트렌치형 소자분리막 형성방법 Download PDFInfo
- Publication number
- KR100681212B1 KR100681212B1 KR1020050056909A KR20050056909A KR100681212B1 KR 100681212 B1 KR100681212 B1 KR 100681212B1 KR 1020050056909 A KR1020050056909 A KR 1020050056909A KR 20050056909 A KR20050056909 A KR 20050056909A KR 100681212 B1 KR100681212 B1 KR 100681212B1
- Authority
- KR
- South Korea
- Prior art keywords
- trench
- teos
- film
- oxide film
- etching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 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
- H01L21/76229—Concurrent filling of a plurality of trenches having a different trench shape or dimension, e.g. rectangular and V-shaped trenches, wide and narrow trenches, shallow and deep trenches
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- 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
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
- H01L21/02126—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material containing Si, O, and at least one of H, N, C, F, or other non-metal elements, e.g. SiOC, SiOC:H or SiONC
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- 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
- H01L21/02274—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 in the presence of a plasma [PECVD]
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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)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (4)
- 삭제
- 삭제
- 실리콘 기판 상에 트렌치 마스크 패턴을 형성하는 단계;노출된 상기 실리콘 기판을 선택적으로 식각하여 트렌치를 형성하는 단계;상기 트렌치가 형성된 전체 구조 상부에 TEOS 램핑 방식으로 O3-TEOS막을 증착하는 단계;NF3 식각을 실시하여 상기 O3-TEOS막을 리세스 시키는 단계;상기 O3-TEOS막이 리세스된 전체 구조 상부에 고밀도플라즈마 산화막을 증착하는 단계;상기 트렌치 마스크 패턴이 노출되도록 평탄화 공정을 수행하는 단계; 및상기 트렌치 마스크 패턴을 제거하는 단계를 포함하며,상기 O3-TEOS막을 증착하는 단계에서,상기 O3-TEOS막은 셀 영역의 트렌치가 매립될 정도의 두께로 증착하는 것을 특징으로 하는 반도체 소자의 트렌치형 소자분리막 형성방법.
- 제3항에 있어서,상기 NF3 식각은 상기 트렌치 마스크 패턴이 노출되지 않을 정도의 타겟으로 진행하는 것을 특징으로 하는 반도체 소자의 트렌치형 소자분리막 형성방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050056909A KR100681212B1 (ko) | 2005-06-29 | 2005-06-29 | 반도체 소자의 트렌치형 소자분리막 형성방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050056909A KR100681212B1 (ko) | 2005-06-29 | 2005-06-29 | 반도체 소자의 트렌치형 소자분리막 형성방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070001422A KR20070001422A (ko) | 2007-01-04 |
| KR100681212B1 true KR100681212B1 (ko) | 2007-02-09 |
Family
ID=37868822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050056909A Expired - Fee Related KR100681212B1 (ko) | 2005-06-29 | 2005-06-29 | 반도체 소자의 트렌치형 소자분리막 형성방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100681212B1 (ko) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010004986A (ko) * | 1999-06-30 | 2001-01-15 | 김영환 | 반도체 소자의 소자 분리막 형성 방법 |
| KR20050003022A (ko) * | 2003-06-30 | 2005-01-10 | 주식회사 하이닉스반도체 | 반도체 소자의 패턴 매립 방법 |
-
2005
- 2005-06-29 KR KR1020050056909A patent/KR100681212B1/ko not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010004986A (ko) * | 1999-06-30 | 2001-01-15 | 김영환 | 반도체 소자의 소자 분리막 형성 방법 |
| KR20050003022A (ko) * | 2003-06-30 | 2005-01-10 | 주식회사 하이닉스반도체 | 반도체 소자의 패턴 매립 방법 |
Non-Patent Citations (2)
| Title |
|---|
| 1020010004986 * |
| 1020050003022 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070001422A (ko) | 2007-01-04 |
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