CN103035532B - 射频横向双扩散场效应晶体管及其制造方法 - Google Patents
射频横向双扩散场效应晶体管及其制造方法 Download PDFInfo
- Publication number
- CN103035532B CN103035532B CN201210529898.2A CN201210529898A CN103035532B CN 103035532 B CN103035532 B CN 103035532B CN 201210529898 A CN201210529898 A CN 201210529898A CN 103035532 B CN103035532 B CN 103035532B
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- layer
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- silicon oxide
- silicon nitride
- oxide layer
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- 230000005669 field effect Effects 0.000 title claims abstract description 12
- 238000009792 diffusion process Methods 0.000 title claims abstract description 7
- 238000002360 preparation method Methods 0.000 title 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 238000005530 etching Methods 0.000 claims abstract description 14
- 230000015556 catabolic process Effects 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 40
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 36
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 32
- 229920005591 polysilicon Polymers 0.000 claims description 32
- 238000005468 ion implantation Methods 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 7
- 229920002120 photoresistant polymer Polymers 0.000 claims description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052785 arsenic Inorganic materials 0.000 claims description 6
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 239000011574 phosphorus Substances 0.000 claims description 6
- 238000000206 photolithography Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- WFAQWTGDFGIPHO-UHFFFAOYSA-L [B+2].[Cl-].[Cl-] Chemical compound [B+2].[Cl-].[Cl-] WFAQWTGDFGIPHO-UHFFFAOYSA-L 0.000 claims 1
- 230000005684 electric field Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001465 metallisation Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- ALKWEXBKAHPJAQ-NAKRPEOUSA-N Asn-Leu-Asp-Asp Chemical compound NC(=O)C[C@H](N)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC(O)=O)C(O)=O ALKWEXBKAHPJAQ-NAKRPEOUSA-N 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- OKZIUSOJQLYFSE-UHFFFAOYSA-N difluoroboron Chemical compound F[B]F OKZIUSOJQLYFSE-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910021332 silicide Inorganic materials 0.000 description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229940090044 injection Drugs 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7835—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with asymmetrical source and drain regions, e.g. lateral high-voltage MISFETs with drain offset region, extended drain MISFETs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
- H01L29/404—Multiple field plate structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1025—Channel region of field-effect devices
- H01L29/1029—Channel region of field-effect devices of field-effect transistors
- H01L29/1033—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure
- H01L29/1041—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure with a non-uniform doping structure in the channel region surface
- H01L29/1045—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure with a non-uniform doping structure in the channel region surface the doping structure being parallel to the channel length, e.g. DMOS like
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210529898.2A CN103035532B (zh) | 2012-12-11 | 2012-12-11 | 射频横向双扩散场效应晶体管及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210529898.2A CN103035532B (zh) | 2012-12-11 | 2012-12-11 | 射频横向双扩散场效应晶体管及其制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN103035532A CN103035532A (zh) | 2013-04-10 |
CN103035532B true CN103035532B (zh) | 2015-06-03 |
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CN201210529898.2A Active CN103035532B (zh) | 2012-12-11 | 2012-12-11 | 射频横向双扩散场效应晶体管及其制造方法 |
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CN (1) | CN103035532B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104638003B (zh) * | 2013-11-14 | 2019-04-09 | 上海华虹宏力半导体制造有限公司 | 射频ldmos器件及工艺方法 |
CN104282762B (zh) * | 2014-09-15 | 2017-06-06 | 上海华虹宏力半导体制造有限公司 | 射频横向双扩散场效应晶体管及其制作方法 |
CN105047716B (zh) * | 2015-06-10 | 2018-06-19 | 上海华虹宏力半导体制造有限公司 | 射频ldmos器件及其制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7279744B2 (en) * | 2003-11-14 | 2007-10-09 | Agere Systems Inc. | Control of hot carrier injection in a metal-oxide semiconductor device |
CN101218682A (zh) * | 2005-07-13 | 2008-07-09 | Nxp股份有限公司 | Ldmos晶体管 |
CN101326643A (zh) * | 2005-12-14 | 2008-12-17 | Nxp股份有限公司 | Mos晶体管以及制造mos晶体管的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090267145A1 (en) * | 2008-04-23 | 2009-10-29 | Ciclon Semiconductor Device Corp. | Mosfet device having dual interlevel dielectric thickness and method of making same |
-
2012
- 2012-12-11 CN CN201210529898.2A patent/CN103035532B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7279744B2 (en) * | 2003-11-14 | 2007-10-09 | Agere Systems Inc. | Control of hot carrier injection in a metal-oxide semiconductor device |
CN101218682A (zh) * | 2005-07-13 | 2008-07-09 | Nxp股份有限公司 | Ldmos晶体管 |
CN101326643A (zh) * | 2005-12-14 | 2008-12-17 | Nxp股份有限公司 | Mos晶体管以及制造mos晶体管的方法 |
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Publication number | Publication date |
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CN103035532A (zh) | 2013-04-10 |
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Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI Effective date: 20140116 |
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Free format text: CORRECT: ADDRESS; FROM: 201206 PUDONG NEW AREA, SHANGHAI TO: 201203 PUDONG NEW AREA, SHANGHAI |
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TA01 | Transfer of patent application right |
Effective date of registration: 20140116 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 1399 Applicant after: Shanghai Huahong Grace Semiconductor Manufacturing Corporation Address before: 201206, Shanghai, Pudong New Area, Sichuan Road, No. 1188 Bridge Applicant before: Shanghai Huahong NEC Electronics Co., Ltd. |
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