CN104241368B - 横向扩散的金属氧化物半导体(ldmos) - Google Patents
横向扩散的金属氧化物半导体(ldmos) Download PDFInfo
- Publication number
- CN104241368B CN104241368B CN201410273083.1A CN201410273083A CN104241368B CN 104241368 B CN104241368 B CN 104241368B CN 201410273083 A CN201410273083 A CN 201410273083A CN 104241368 B CN104241368 B CN 104241368B
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- dielectric layer
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 51
- 229910044991 metal oxide Inorganic materials 0.000 title claims abstract description 10
- 150000004706 metal oxides Chemical class 0.000 title claims abstract description 9
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- 239000000758 substrate Substances 0.000 claims abstract description 80
- 239000004020 conductor Substances 0.000 claims abstract description 76
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- 238000012545 processing Methods 0.000 description 19
- 229910052710 silicon Inorganic materials 0.000 description 19
- 239000010703 silicon Substances 0.000 description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- 229910052581 Si3N4 Inorganic materials 0.000 description 16
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 14
- 238000003860 storage Methods 0.000 description 14
- 239000003989 dielectric material Substances 0.000 description 13
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- 229910052721 tungsten Inorganic materials 0.000 description 7
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- 229910052796 boron Inorganic materials 0.000 description 4
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- -1 silicon Alkane Chemical class 0.000 description 4
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910003978 SiClx Inorganic materials 0.000 description 2
- 229910004166 TaN Inorganic materials 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 2
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- 229910052718 tin Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
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- 238000011010 flushing procedure Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- XZWYZXLIPXDOLR-UHFFFAOYSA-N metformin Chemical compound CN(C)C(=N)NC(N)=N XZWYZXLIPXDOLR-UHFFFAOYSA-N 0.000 description 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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- 230000036961 partial effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 239000013598 vector Substances 0.000 description 1
- 238000001039 wet etching Methods 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
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
-
- 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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66681—Lateral DMOS transistors, i.e. LDMOS transistors
-
- 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
- H01L29/0603—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 characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0642—Isolation within the component, i.e. internal isolation
- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
- H01L29/0653—Dielectric regions, e.g. SiO2 regions, air gaps adjoining the input or output region of a field-effect device, e.g. the source or drain region
-
- 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
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)
- Manufacturing & Machinery (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/920,236 US8981475B2 (en) | 2013-06-18 | 2013-06-18 | Lateral diffusion metal oxide semiconductor (LDMOS) |
US13/920,236 | 2013-06-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104241368A CN104241368A (zh) | 2014-12-24 |
CN104241368B true CN104241368B (zh) | 2018-04-24 |
Family
ID=52018498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410273083.1A Expired - Fee Related CN104241368B (zh) | 2013-06-18 | 2014-06-18 | 横向扩散的金属氧化物半导体(ldmos) |
Country Status (2)
Country | Link |
---|---|
US (1) | US8981475B2 (zh) |
CN (1) | CN104241368B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10756208B2 (en) | 2014-11-25 | 2020-08-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | Integrated chip and method of forming the same |
US11164970B2 (en) | 2014-11-25 | 2021-11-02 | Taiwan Semiconductor Manufacturing Company, Ltd. | Contact field plate |
US9590053B2 (en) | 2014-11-25 | 2017-03-07 | Taiwan Semiconductor Manufacturing Co., Ltd. | Methodology and structure for field plate design |
DE102016105118A1 (de) * | 2016-03-18 | 2017-09-21 | Snaptrack, Inc. | SAW-Bauelement mit verringerten Störungen durch transversale und SH-Moden und HF-Filter mit SAW-Bauelement |
DE102017130223B4 (de) | 2017-12-15 | 2020-06-04 | Infineon Technologies Ag | Halbleitervorrichtung mit elektrisch parallel geschalteten planaren Feldeffekttransistorzellen und zugehöriger DC-DC-Wandler |
CN110767740B (zh) * | 2018-07-27 | 2021-10-15 | 无锡华润上华科技有限公司 | 半导体器件及其制造方法 |
US11121225B2 (en) * | 2019-11-01 | 2021-09-14 | Taiwan Semiconductor Manufacturing Company, Ltd. | Field plate structure to enhance transistor breakdown voltage |
US11521894B2 (en) * | 2020-07-18 | 2022-12-06 | International Business Machines Corporation | Partial wrap around top contact |
CN117810266B (zh) * | 2024-02-29 | 2024-05-03 | 电子科技大学 | 一种基于标准工艺的抗辐射横向扩散金属氧化半导体 |
Citations (6)
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CN1623228A (zh) * | 2002-05-03 | 2005-06-01 | 英特尔公司 | 导电无电镀沉积刻蚀停止层、衬垫层及通孔插塞在互连结构中的使用 |
CN1639871A (zh) * | 2002-02-28 | 2005-07-13 | 自由度半导体公司 | 高频半导体器件及制造方法 |
CN101577244A (zh) * | 2008-05-05 | 2009-11-11 | 中芯国际集成电路制造(北京)有限公司 | 层间介质层的平坦化方法及接触孔的形成方法 |
CN101840934A (zh) * | 2009-03-17 | 2010-09-22 | 万国半导体有限公司 | 底部漏极ldmos功率mosfet的结构及制备方法 |
CN102097327A (zh) * | 2009-12-02 | 2011-06-15 | 万国半导体股份有限公司 | 双通道沟槽ldmos晶体管和bcd工艺 |
CN102437089A (zh) * | 2011-07-12 | 2012-05-02 | 上海华力微电子有限公司 | 一种铜后道互连工艺 |
Family Cites Families (14)
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JPH0671043B2 (ja) | 1984-08-31 | 1994-09-07 | 株式会社東芝 | シリコン結晶体構造の製造方法 |
US5517046A (en) | 1993-11-19 | 1996-05-14 | Micrel, Incorporated | High voltage lateral DMOS device with enhanced drift region |
US5869875A (en) | 1997-06-10 | 1999-02-09 | Spectrian | Lateral diffused MOS transistor with trench source contact |
JP4322414B2 (ja) * | 2000-09-19 | 2009-09-02 | 株式会社ルネサステクノロジ | 半導体装置 |
US6468870B1 (en) | 2000-12-26 | 2002-10-22 | Taiwan Semiconductor Manufacturing Company | Method of fabricating a LDMOS transistor |
US6727127B1 (en) | 2002-11-21 | 2004-04-27 | Cree, Inc. | Laterally diffused MOS transistor (LDMOS) and method of making same |
US6900101B2 (en) | 2003-06-13 | 2005-05-31 | Texas Instruments Incorporated | LDMOS transistors and methods for making the same |
US7473625B2 (en) | 2004-07-22 | 2009-01-06 | Macronix International Co., Ltd. | LDMOS device and method of fabrication |
US7301185B2 (en) | 2004-11-29 | 2007-11-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | High-voltage transistor device having an interlayer dielectric etch stop layer for preventing leakage and improving breakdown voltage |
US7414287B2 (en) | 2005-02-21 | 2008-08-19 | Texas Instruments Incorporated | System and method for making a LDMOS device with electrostatic discharge protection |
US7824968B2 (en) | 2006-07-17 | 2010-11-02 | Chartered Semiconductor Manufacturing Ltd | LDMOS using a combination of enhanced dielectric stress layer and dummy gates |
US7829945B2 (en) | 2007-10-26 | 2010-11-09 | International Business Machines Corporation | Lateral diffusion field effect transistor with asymmetric gate dielectric profile |
US8114750B2 (en) | 2008-04-17 | 2012-02-14 | International Business Machines Corporation | Lateral diffusion field effect transistor with drain region self-aligned to gate electrode |
US8779555B2 (en) * | 2012-12-06 | 2014-07-15 | Taiwan Semiconductor Manufacturing Co., Ltd. | Partial SOI on power device for breakdown voltage improvement |
-
2013
- 2013-06-18 US US13/920,236 patent/US8981475B2/en not_active Expired - Fee Related
-
2014
- 2014-06-18 CN CN201410273083.1A patent/CN104241368B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1639871A (zh) * | 2002-02-28 | 2005-07-13 | 自由度半导体公司 | 高频半导体器件及制造方法 |
CN1623228A (zh) * | 2002-05-03 | 2005-06-01 | 英特尔公司 | 导电无电镀沉积刻蚀停止层、衬垫层及通孔插塞在互连结构中的使用 |
CN101577244A (zh) * | 2008-05-05 | 2009-11-11 | 中芯国际集成电路制造(北京)有限公司 | 层间介质层的平坦化方法及接触孔的形成方法 |
CN101840934A (zh) * | 2009-03-17 | 2010-09-22 | 万国半导体有限公司 | 底部漏极ldmos功率mosfet的结构及制备方法 |
CN102097327A (zh) * | 2009-12-02 | 2011-06-15 | 万国半导体股份有限公司 | 双通道沟槽ldmos晶体管和bcd工艺 |
CN102437089A (zh) * | 2011-07-12 | 2012-05-02 | 上海华力微电子有限公司 | 一种铜后道互连工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN104241368A (zh) | 2014-12-24 |
US20140367778A1 (en) | 2014-12-18 |
US8981475B2 (en) | 2015-03-17 |
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