KR100335264B1 - 반도체 소자의 소자분리막 제조방법 - Google Patents
반도체 소자의 소자분리막 제조방법 Download PDFInfo
- Publication number
- KR100335264B1 KR100335264B1 KR1019950066148A KR19950066148A KR100335264B1 KR 100335264 B1 KR100335264 B1 KR 100335264B1 KR 1019950066148 A KR1019950066148 A KR 1019950066148A KR 19950066148 A KR19950066148 A KR 19950066148A KR 100335264 B1 KR100335264 B1 KR 100335264B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- nitride film
- semiconductor substrate
- oxide film
- semiconductor device
- 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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Classifications
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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
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
- H01L21/76205—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO in a region being recessed from the surface, e.g. in a recess, groove, tub or trench region
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
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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)
- Element Separation (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (9)
- 반도체기판의 상부에 패드산화막과, 제1 질화막을 형성하는 단계와,상기 반도체기판에서 소자분리영역을 노출하는 제1 질화막패턴과, 패드산화막패턴을 형성하는 단계와,상기 구조의 전 표면에 제2 질화막을 형성하는 단계와,상기 제1 질화막패턴과 패드산화막패턴의 측벽에 제2 질화막스페이서를 형성하는 단계와,노출되어 있는 반도체기판을 식각하여 트렌치를 형성하는 단계와,상기 트렌치가 형성된 부위의 반도체기판을 열산화하여 열산화막을 형성하는 단계와,상기 전체 구조를 플라즈마로 처리하여 전체구조의 표면에 손상을 가하는 단계와,상기 구조의 전 표면에 오존-TEOS막을 증착하는 단계와,상기 TEOS막, 제1 질화막패턴과, 제2 질화막스페이서 및 패드산화막을 식각하되, 반도체기판이 노출될 때까지 식각하는 단계를 포함하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 패드산화막은 100 내지 300Å 두께로 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 제1 질화막은 1000 - 5000Å 두께로 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 제2 질화막은 30 내지 300Å 두께로 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 제2 질화막으로 스페이서를 형성하는 대신에 산화막으로 스페이서를 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 트렌치를 형성할 때, 반도체기판을 1000 내지 4000Å 깊이로 플라즈마 건식식각하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법
- 제 1 항에 있어서,상기 열산화막은 50 내지 300Å 두께로 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 전체 구조를 플라즈마로 처리할 때, 1 내지 4 Torr의 압력과, 300 내지 450℃ 온도와, 3 내지 5 slm의 질소와, 2 내지 6 slm의 암모니아 분위기와. 0.1 내지 0.5 KW의 고주파 전력, 0.4내지 0.8 KW의 저주파 전력에서 10 내지 30초간 진행하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법
- 제 1 항에 있어서,상기 오존-TEOS은 상기 제1 질화막패턴 상부 표면으로 부터 4000 내지 9000Å 두께로 형성하는 것을 특징으로 하는 반도체소자의 소자분리막 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950066148A KR100335264B1 (ko) | 1995-12-29 | 1995-12-29 | 반도체 소자의 소자분리막 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950066148A KR100335264B1 (ko) | 1995-12-29 | 1995-12-29 | 반도체 소자의 소자분리막 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970053471A KR970053471A (ko) | 1997-07-31 |
KR100335264B1 true KR100335264B1 (ko) | 2002-09-09 |
Family
ID=37479764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950066148A Expired - Fee Related KR100335264B1 (ko) | 1995-12-29 | 1995-12-29 | 반도체 소자의 소자분리막 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100335264B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990066231A (ko) * | 1998-01-23 | 1999-08-16 | 구본준 | 반도체장치의 소자격리방법 |
KR100475049B1 (ko) * | 1998-09-24 | 2005-06-17 | 삼성전자주식회사 | 박막의질화물라이너를갖는트렌치소자분리방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100365740B1 (ko) * | 1998-09-29 | 2003-04-23 | 주식회사 하이닉스반도체 | 질소확산을이용한트렌치소자분리방법 |
-
1995
- 1995-12-29 KR KR1019950066148A patent/KR100335264B1/ko not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990066231A (ko) * | 1998-01-23 | 1999-08-16 | 구본준 | 반도체장치의 소자격리방법 |
KR100475049B1 (ko) * | 1998-09-24 | 2005-06-17 | 삼성전자주식회사 | 박막의질화물라이너를갖는트렌치소자분리방법 |
Also Published As
Publication number | Publication date |
---|---|
KR970053471A (ko) | 1997-07-31 |
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