KR100269280B1 - 엘디디(ldd)형모스트랜지스터제조방법 - Google Patents
엘디디(ldd)형모스트랜지스터제조방법 Download PDFInfo
- Publication number
- KR100269280B1 KR100269280B1 KR1019920023556A KR920023556A KR100269280B1 KR 100269280 B1 KR100269280 B1 KR 100269280B1 KR 1019920023556 A KR1019920023556 A KR 1019920023556A KR 920023556 A KR920023556 A KR 920023556A KR 100269280 B1 KR100269280 B1 KR 100269280B1
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- South Korea
- Prior art keywords
- gate electrode
- forming
- ion implantation
- spacer
- film
- Prior art date
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0212—Manufacture or treatment of FETs having insulated gates [IGFET] using self-aligned silicidation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/671—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor having lateral variation in doping or structure
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (5)
- 반도체 기판 상에 열산화 공정에 의해 게이트 산화막을 형성한 후 게이트 전극을 형성하는 단계;상기 게이트 전극을 마스크로 상기 반도체 기판에 저농도의 소오스 드레인 영역을 형성하는 제1이온 주입 공정을 이온빔 입사 방향에 대해 이온주입각 θ를 15°~60°범위내로 설정하여 수행하는 단계;상기 게이트 전극을 마스크로 상기 반도체 기판에 고농도의 소오스 드레인 영역을 형성하는 제2이온 주입 공정을 이온빔 입사 방향에 대해 이온주입각 θ를 7°로 설정하여 수행하는 단계;상기 게이트 전극의 측벽에 스페이서를 형성하는 단계;상기 스페이서의 상부 이외의 결과적 구조의 표면에 실리사이드층을 선택적으로 형성하는 단계;상기 스페이서를 습식 식삭 공정에 의해 제거하는 단계; 및상기 실리사이드층을 마스크로 하여 고농도의 포켓 영역을 형성하는 제3이온주입 공정을 이온빔 입사 방향에 대해 이온주입각 θ를 15°~60°범위내로 설정하여 수행하는 단계를 구비하는 것을 특징으로 하는 LDD형 MOS 트랜지스터 제조 방법.
- 제1항에 있어서, 상기 게이트 전극은 도전성 불순물을 고농도로 도프한 폴리실리콘막 또는 실리사이드막, 텅스텐(W)막, 알루미늄(Al)막 등의 금속막 또는 이들 막의 복합막을 증착시켜서 형성하는 것을 특징으로 하는 LDD형 MOS 트랜지스터 제조 방법.
- 제1항에 있어서, 상기 스페이서는 실리콘 산화막(SiO2) 또는 질화막(Si3N4) 등으로 형성하는 것을 특징으로 하는 LDD형 MOS 트랜지스터 제조 방법.
- 제1항에 있어서, 상기 실리사이드층은 티타늄 등의 고융점 금속층을 증착시켜 형성하는 것을 특징으로 하는 LDD형 MOS 트랜지스터 제조 방법.
- 제1항에 있어서, 상기 게이트 전극을 마스크로 하여 저농도 및 고농도 소오스 드레인 영역을 형성한 후, 상기 게이트 전극의 측벽에 스페이서를 형성하는 공정과, 상기 스페이서의 상부 이외의 겨로가적 구조의 표면에 실리사이드층을 형성하는 공정과, 상기 실리사이드층을 마스크로 하여 이온주입의 에너지를 180KeV 정도로 하여 고농도의 포켓 영역을 형성하는 제3이온주입 공정을 실시하는 것을 특징으로 하는 LDD형 MOS 트랜지스터 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920023556A KR100269280B1 (ko) | 1992-12-07 | 1992-12-07 | 엘디디(ldd)형모스트랜지스터제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920023556A KR100269280B1 (ko) | 1992-12-07 | 1992-12-07 | 엘디디(ldd)형모스트랜지스터제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940016884A KR940016884A (ko) | 1994-07-25 |
KR100269280B1 true KR100269280B1 (ko) | 2000-10-16 |
Family
ID=19344927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920023556A Expired - Fee Related KR100269280B1 (ko) | 1992-12-07 | 1992-12-07 | 엘디디(ldd)형모스트랜지스터제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100269280B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000003980A (ko) * | 1998-06-30 | 2000-01-25 | 김영환 | 반도체 소자의 트랜지스터 및 그 형성 방법 |
KR100418571B1 (ko) * | 2001-06-28 | 2004-02-11 | 주식회사 하이닉스반도체 | 저농도 도핑 드레인 구조의 모스 트랜지스터 제조방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62155565A (ja) * | 1985-12-27 | 1987-07-10 | Toshiba Corp | 絶縁ゲ−ト型電界効果トランジスタおよびその製造方法 |
-
1992
- 1992-12-07 KR KR1019920023556A patent/KR100269280B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62155565A (ja) * | 1985-12-27 | 1987-07-10 | Toshiba Corp | 絶縁ゲ−ト型電界効果トランジスタおよびその製造方法 |
Also Published As
Publication number | Publication date |
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KR940016884A (ko) | 1994-07-25 |
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