KR100873356B1 - 고전압 트랜지스터의 제조방법 - Google Patents
고전압 트랜지스터의 제조방법 Download PDFInfo
- Publication number
- KR100873356B1 KR100873356B1 KR1020020050483A KR20020050483A KR100873356B1 KR 100873356 B1 KR100873356 B1 KR 100873356B1 KR 1020020050483 A KR1020020050483 A KR 1020020050483A KR 20020050483 A KR20020050483 A KR 20020050483A KR 100873356 B1 KR100873356 B1 KR 100873356B1
- Authority
- KR
- South Korea
- Prior art keywords
- silicon substrate
- forming
- high voltage
- oxide film
- ions
- 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 - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 56
- 239000010703 silicon Substances 0.000 claims abstract description 56
- 239000000758 substrate Substances 0.000 claims abstract description 56
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 20
- 150000002500 ions Chemical class 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 238000009792 diffusion process Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 abstract description 13
- 230000015556 catabolic process Effects 0.000 abstract description 9
- 230000010354 integration Effects 0.000 abstract description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- -1 ion ions Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/292—Non-planar channels of IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/351—Substrate regions of field-effect devices
- H10D62/357—Substrate regions of field-effect devices of FETs
- H10D62/364—Substrate regions of field-effect devices of FETs of IGFETs
- H10D62/371—Inactive supplementary semiconductor regions, e.g. for preventing punch-through, improving capacity effect or leakage current
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (1)
- 실리콘기판의 백 사이드 면에 콘택홀을 형성하고 이를 산화막으로 매립하는 단계와;상기 실리콘기판의 백 사이드 면에 산화막이 매립된 실리콘기판 상부에 제 1 감광막 패턴을 형성하고 이를 마스크로 n형 불순물 이온을 주입하여 실리콘기판 내에 드리프트 영역을 형성하는 단계와;상기 드리프트 영역이 형성된 실리콘기판 내에 셀로우 트랜치 아이솔레이션을 형성하는 단계와;상기 셀로우 트랜치 아이솔레이션이 형성된 실리콘기판 상에 버퍼막을 형성하고 문턱전압 조절 이온을 주입하는 단계와;상기 문턱전압 조절 이온이 주입된 결과물 상에 게이트 전극 패턴을 형성하는 단계와;상기 게이트 전극 패턴이 형성된 실리콘기판 표면 내에 소오스/드레인 불순물 확산영역을 형성하는 단계를 포함하여 이루어진 것을 특징으로 하는 고전압 트랜지스터의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020050483A KR100873356B1 (ko) | 2002-08-26 | 2002-08-26 | 고전압 트랜지스터의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020050483A KR100873356B1 (ko) | 2002-08-26 | 2002-08-26 | 고전압 트랜지스터의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040019167A KR20040019167A (ko) | 2004-03-05 |
KR100873356B1 true KR100873356B1 (ko) | 2008-12-10 |
Family
ID=37324148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020050483A Expired - Lifetime KR100873356B1 (ko) | 2002-08-26 | 2002-08-26 | 고전압 트랜지스터의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100873356B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100669858B1 (ko) * | 2005-05-13 | 2007-01-16 | 삼성전자주식회사 | 고전압 반도체 장치 및 그 제조 방법 |
KR100734302B1 (ko) * | 2006-01-12 | 2007-07-02 | 삼성전자주식회사 | 집적도를 향상시킬 수 있는 반도체 집적 회로 소자 및 그제조방법 |
KR100859482B1 (ko) * | 2006-12-29 | 2008-09-23 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그 제조방법 |
KR100817084B1 (ko) * | 2007-02-02 | 2008-03-26 | 삼성전자주식회사 | 고전압 트랜지스터 및 그 제조방법 |
KR100944587B1 (ko) * | 2007-12-10 | 2010-02-25 | 주식회사 동부하이텍 | 반도체 소자의 제조 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100364815B1 (en) * | 2001-04-28 | 2002-12-16 | Hynix Semiconductor Inc | High voltage device and fabricating method thereof |
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2002
- 2002-08-26 KR KR1020020050483A patent/KR100873356B1/ko not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100364815B1 (en) * | 2001-04-28 | 2002-12-16 | Hynix Semiconductor Inc | High voltage device and fabricating method thereof |
Also Published As
Publication number | Publication date |
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KR20040019167A (ko) | 2004-03-05 |
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