CN104810397A - 一种超级结碳化硅mosfet器件及其制作方法 - Google Patents
一种超级结碳化硅mosfet器件及其制作方法 Download PDFInfo
- Publication number
- CN104810397A CN104810397A CN201410037819.5A CN201410037819A CN104810397A CN 104810397 A CN104810397 A CN 104810397A CN 201410037819 A CN201410037819 A CN 201410037819A CN 104810397 A CN104810397 A CN 104810397A
- Authority
- CN
- China
- Prior art keywords
- type
- silicon carbide
- extension
- substrate
- post district
- 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
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 43
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000004065 semiconductor Substances 0.000 title abstract description 7
- 230000005669 field effect Effects 0.000 title abstract 4
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 230000005684 electric field Effects 0.000 claims abstract description 9
- 238000009826 distribution Methods 0.000 claims abstract description 8
- 238000005468 ion implantation Methods 0.000 claims description 27
- 239000001301 oxygen Substances 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- -1 Nitrogen ion Chemical class 0.000 claims description 9
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 9
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 9
- 229920005591 polysilicon Polymers 0.000 claims description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 6
- 238000002513 implantation Methods 0.000 claims description 6
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 5
- 230000015556 catabolic process Effects 0.000 claims description 4
- 238000000407 epitaxy Methods 0.000 claims description 4
- 208000033999 Device damage Diseases 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005229 chemical vapour deposition Methods 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000010248 power generation Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon 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
-
- 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
- H01L29/0607—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 for preventing surface leakage or controlling electric field concentration
- H01L29/0611—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
- H01L29/063—Reduced surface field [RESURF] pn-junction structures
- H01L29/0634—Multiple reduced surface field (multi-RESURF) structures, e.g. double RESURF, charge compensation, cool, superjunction (SJ), 3D-RESURF, composite buffer (CB) 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
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/24—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only semiconductor materials not provided for in groups H01L29/16, H01L29/18, H01L29/20, H01L29/22
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410037819.5A CN104810397B (zh) | 2014-01-26 | 2014-01-26 | 一种超级结碳化硅mosfet器件及其制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410037819.5A CN104810397B (zh) | 2014-01-26 | 2014-01-26 | 一种超级结碳化硅mosfet器件及其制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104810397A true CN104810397A (zh) | 2015-07-29 |
CN104810397B CN104810397B (zh) | 2018-01-09 |
Family
ID=53695084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410037819.5A Active CN104810397B (zh) | 2014-01-26 | 2014-01-26 | 一种超级结碳化硅mosfet器件及其制作方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104810397B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108231903A (zh) * | 2018-01-24 | 2018-06-29 | 重庆大学 | 一种带软恢复体二极管的超结功率mosfet |
CN108231559A (zh) * | 2016-12-09 | 2018-06-29 | 全球能源互联网研究院 | 一种接触电极制备方法及mosfet功率器件 |
CN111312811A (zh) * | 2020-03-04 | 2020-06-19 | 厦门市三安集成电路有限公司 | 碳化硅欧姆接触结构及其制备方法 |
CN111613662A (zh) * | 2020-05-27 | 2020-09-01 | 东北大学 | 偏压诱导共线反铁磁材料产生自旋极化电流及其调控方法 |
CN115101476A (zh) * | 2022-08-22 | 2022-09-23 | 泰科天润半导体科技(北京)有限公司 | 一种提高电流能力的对称碳化硅mosfet的制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030008483A1 (en) * | 1999-10-21 | 2003-01-09 | Fuji Electric, Co., Ltd. | Super-junction semiconductor device and the method of manufacturing the same |
US20070132020A1 (en) * | 2005-12-14 | 2007-06-14 | De Fresart Edouard D | Superjunction power MOSFET |
CN102420251A (zh) * | 2011-12-05 | 2012-04-18 | 电子科技大学 | 一种具有非均匀浮岛结构的vdmos器件 |
-
2014
- 2014-01-26 CN CN201410037819.5A patent/CN104810397B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030008483A1 (en) * | 1999-10-21 | 2003-01-09 | Fuji Electric, Co., Ltd. | Super-junction semiconductor device and the method of manufacturing the same |
US20070132020A1 (en) * | 2005-12-14 | 2007-06-14 | De Fresart Edouard D | Superjunction power MOSFET |
CN102420251A (zh) * | 2011-12-05 | 2012-04-18 | 电子科技大学 | 一种具有非均匀浮岛结构的vdmos器件 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108231559A (zh) * | 2016-12-09 | 2018-06-29 | 全球能源互联网研究院 | 一种接触电极制备方法及mosfet功率器件 |
CN108231903A (zh) * | 2018-01-24 | 2018-06-29 | 重庆大学 | 一种带软恢复体二极管的超结功率mosfet |
CN108231903B (zh) * | 2018-01-24 | 2020-06-02 | 重庆大学 | 一种带软恢复体二极管的超结功率mosfet |
CN111312811A (zh) * | 2020-03-04 | 2020-06-19 | 厦门市三安集成电路有限公司 | 碳化硅欧姆接触结构及其制备方法 |
CN111613662A (zh) * | 2020-05-27 | 2020-09-01 | 东北大学 | 偏压诱导共线反铁磁材料产生自旋极化电流及其调控方法 |
CN115101476A (zh) * | 2022-08-22 | 2022-09-23 | 泰科天润半导体科技(北京)有限公司 | 一种提高电流能力的对称碳化硅mosfet的制造方法 |
CN115101476B (zh) * | 2022-08-22 | 2022-11-11 | 泰科天润半导体科技(北京)有限公司 | 一种提高电流能力的对称碳化硅mosfet的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104810397B (zh) | 2018-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI520337B (zh) | 階梯溝渠式金氧半場效電晶體及其製造方法 | |
CN102364688B (zh) | 一种垂直双扩散金属氧化物半导体场效应晶体管 | |
US10475896B2 (en) | Silicon carbide MOSFET device and method for manufacturing the same | |
CN102832248A (zh) | 基于半超结的碳化硅mosfet及制作方法 | |
CN104810397A (zh) | 一种超级结碳化硅mosfet器件及其制作方法 | |
US10211330B2 (en) | Vertical high voltage semiconductor apparatus and fabrication method of vertical high voltage semiconductor apparatus | |
WO2023142393A1 (zh) | 集成高速续流二极管的碳化硅分离栅mosfet及制备方法 | |
CN103928320B (zh) | 沟槽栅碳化硅绝缘栅双极型晶体管的制备方法 | |
JP6241958B2 (ja) | 高耐圧半導体装置およびその製造方法 | |
Ji et al. | A review of gallium oxide-based power Schottky barrier diodes | |
CN103258847A (zh) | 一种双面场截止带埋层的rb-igbt器件 | |
JP7042898B2 (ja) | 炭化珪素半導体装置、電力変換装置および炭化珪素半導体装置の製造方法 | |
CN113571584A (zh) | 一种SiC MOSFET器件及其制备方法 | |
US8835935B2 (en) | Trench MOS transistor having a trench doped region formed deeper than the trench gate | |
WO2019242100A1 (zh) | 氧化镓垂直结构半导体电子器件及其制作方法 | |
JP2012186318A (ja) | 高耐圧半導体装置 | |
CN106910774A (zh) | 圆弧角u形槽栅结构的碳化硅功率mosfet器件及其制备方法 | |
CN103928524A (zh) | 带有n型漂移层台面的碳化硅umosfet器件及制作方法 | |
CN206574721U (zh) | 一种集成肖特基二极管的SiC双沟槽型MOSFET器件 | |
CN103928321A (zh) | 碳化硅绝缘栅双极型晶体管的制备方法 | |
WO2019242101A1 (zh) | 氧化镓垂直结构半导体电子器件及其制作方法 | |
CN106098561A (zh) | 一种mosfet器件的制造方法及其器件 | |
CN103531616B (zh) | 一种沟槽型快恢复二极管及其制造方法 | |
JP7127748B2 (ja) | 炭化珪素半導体装置、電力変換装置および炭化珪素半導体装置の製造方法 | |
CN205845958U (zh) | 一种igbt器件 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wu Hao Inventor after: Yang Fei Inventor after: Yu Kunshan Inventor before: Yang Fei Inventor before: Wu Hao Inventor before: Yu Kunshan |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: GLOBAL ENERGY INTERCONNECTION RESEARCH INSTITUTE Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: GLOBAL ENERGY INTERCONNECTION Research Institute Patentee before: STATE GRID CORPORATION OF CHINA Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: GLOBAL ENERGY INTERCONNECTION Research Institute Patentee after: STATE GRID CORPORATION OF CHINA Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: STATE GRID SMART GRID Research Institute Patentee before: State Grid Corporation of China |