KR19990055156A - 반도체 장치의 소자 분리막 형성방법 - Google Patents
반도체 장치의 소자 분리막 형성방법 Download PDFInfo
- Publication number
- KR19990055156A KR19990055156A KR1019970075068A KR19970075068A KR19990055156A KR 19990055156 A KR19990055156 A KR 19990055156A KR 1019970075068 A KR1019970075068 A KR 1019970075068A KR 19970075068 A KR19970075068 A KR 19970075068A KR 19990055156 A KR19990055156 A KR 19990055156A
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- gas
- trench
- forming
- film
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000002955 isolation Methods 0.000 title claims abstract description 20
- 239000004065 semiconductor Substances 0.000 title claims description 16
- 238000000151 deposition Methods 0.000 claims abstract description 18
- 238000005530 etching Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 5
- 239000000758 substrate Substances 0.000 claims description 11
- 230000003064 anti-oxidating effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000010408 film Substances 0.000 abstract description 67
- 239000007789 gas Substances 0.000 abstract description 23
- 150000004767 nitrides Chemical class 0.000 abstract description 16
- 230000008021 deposition Effects 0.000 abstract description 12
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 238000001039 wet etching Methods 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005429 filling process Methods 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000010409 thin film Substances 0.000 abstract description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H01L21/76232—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials of trenches having a shape other than rectangular or V-shape, e.g. rounded corners, oblique or rounded trench walls
-
- 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
- H01L21/02205—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 the layer being characterised by the precursor material for deposition
- H01L21/02208—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 the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si
- H01L21/02211—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 the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound being a silane, e.g. disilane, methylsilane or chlorosilane
-
- 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]
Landscapes
- 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 (5)
- 반도체 기판 상에 산화 방지막 패턴을 형성하는 제1 단계;상기 제1 단계 수행후 노출된 상기 반도체 기판을 선택 식각하여 트렌치를 형성하는 제2 단계;상기 트렌치에 희생 열산화막을 형성하는 제3 단계;상기 희생 열산화막을 습식 제거하는 제4 단계;고밀도 플라즈마 방식을 사용하여 상기 트렌치의 일부를 매립하는 제1 매립 산화막을 증착하되, SiH4가스에 대한 O2가스의 유량비가 4배를 넘도록 하여 잉여 O2가스에 의한 산란 효과를 유발하는 제5 단계;고밀도 플라즈마 방식을 사용하여 상기 트렌치의 나머지를 매립하는 제2 매립 산화막을 증착하는 제6 단계를 포함하여 이루어진 반도체 장치의 소자 분리막 형성방법.
- 제 1 항에 있어서,상기 제5 단계가600℃의 공정 온도 및 1 내지 10Torr의 공정 압력 하에서 이루어진 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제5 단계에서400㎑∼13.56㎒의 고주파(RF) 전원을 사용하며 플라즈마를 형성하며, 웨이퍼에 500W∼5㎾의 바이어스 전원을 인가하는 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제1 매립 산화막이100Å를 넘지 않는 두께로 증착되는 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제2 매립 산화막이SiH4가스, O2가스 및 Ar 가스를 사용하여 증착되는 반도체 장치의 소자 분리막 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970075068A KR100448232B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970075068A KR100448232B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990055156A true KR19990055156A (ko) | 1999-07-15 |
KR100448232B1 KR100448232B1 (ko) | 2004-11-16 |
Family
ID=37366703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970075068A Expired - Fee Related KR100448232B1 (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100448232B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040050554A (ko) * | 2002-12-10 | 2004-06-16 | 주식회사 하이닉스반도체 | 반도체 소자의 소자 분리막 형성 방법 |
KR100474863B1 (ko) * | 2002-12-10 | 2005-03-10 | 매그나칩 반도체 유한회사 | 반도체 소자의 소자 분리막 형성 방법 |
KR100703841B1 (ko) * | 2004-07-30 | 2007-04-05 | 주식회사 하이닉스반도체 | 반도체 소자의 트렌치형 소자분리막 형성방법 |
KR101004805B1 (ko) * | 2003-05-23 | 2011-01-04 | 매그나칩 반도체 유한회사 | 반도체 소자의 소자 분리막 형성 방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100533380B1 (ko) * | 1999-10-01 | 2005-12-06 | 주식회사 하이닉스반도체 | 반도체장치의 sti형 소자분리막 형성방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960011861B1 (ko) * | 1993-06-10 | 1996-09-03 | 삼성전자 주식회사 | 반도체장치의 소자 분리 방법 |
JPH0823027A (ja) * | 1994-07-07 | 1996-01-23 | Nippondenso Co Ltd | 半導体装置の製造方法 |
KR100214081B1 (ko) * | 1995-03-31 | 1999-08-02 | 김영환 | 반도체 소자의 소자분리막 형성방법 |
KR100218292B1 (ko) * | 1995-04-04 | 1999-09-01 | 구본준 | 반도체소자의 격리영역 제조방법 |
KR970018355A (ko) * | 1995-09-04 | 1997-04-30 | 김주용 | 반도체 소자분리막 형성방법 |
-
1997
- 1997-12-27 KR KR1019970075068A patent/KR100448232B1/ko not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040050554A (ko) * | 2002-12-10 | 2004-06-16 | 주식회사 하이닉스반도체 | 반도체 소자의 소자 분리막 형성 방법 |
KR100474863B1 (ko) * | 2002-12-10 | 2005-03-10 | 매그나칩 반도체 유한회사 | 반도체 소자의 소자 분리막 형성 방법 |
KR101004805B1 (ko) * | 2003-05-23 | 2011-01-04 | 매그나칩 반도체 유한회사 | 반도체 소자의 소자 분리막 형성 방법 |
KR100703841B1 (ko) * | 2004-07-30 | 2007-04-05 | 주식회사 하이닉스반도체 | 반도체 소자의 트렌치형 소자분리막 형성방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100448232B1 (ko) | 2004-11-16 |
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