CN102227000B - 基于超级结的碳化硅mosfet器件及制备方法 - Google Patents
基于超级结的碳化硅mosfet器件及制备方法 Download PDFInfo
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- CN102227000B CN102227000B CN2011101692858A CN201110169285A CN102227000B CN 102227000 B CN102227000 B CN 102227000B CN 2011101692858 A CN2011101692858 A CN 2011101692858A CN 201110169285 A CN201110169285 A CN 201110169285A CN 102227000 B CN102227000 B CN 102227000B
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- 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
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
- H10D62/832—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge being Group IV materials comprising two or more elements, e.g. SiGe
- H10D62/8325—Silicon carbide
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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]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
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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]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/662—Vertical DMOS [VDMOS] FETs having a drift region having a doping concentration that is higher between adjacent body regions relative to other parts of the drift region
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- 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
- H10D62/01—Manufacture or treatment
- H10D62/051—Forming charge compensation regions, e.g. superjunctions
- H10D62/052—Forming charge compensation regions, e.g. superjunctions by forming stacked epitaxial layers
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- 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
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/109—Reduced surface field [RESURF] PN junction structures
- H10D62/111—Multiple RESURF structures, e.g. double RESURF or 3D-RESURF structures
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Abstract
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101692858A CN102227000B (zh) | 2011-06-23 | 2011-06-23 | 基于超级结的碳化硅mosfet器件及制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101692858A CN102227000B (zh) | 2011-06-23 | 2011-06-23 | 基于超级结的碳化硅mosfet器件及制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102227000A CN102227000A (zh) | 2011-10-26 |
| CN102227000B true CN102227000B (zh) | 2013-02-27 |
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| CN2011101692858A Active CN102227000B (zh) | 2011-06-23 | 2011-06-23 | 基于超级结的碳化硅mosfet器件及制备方法 |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610500B (zh) * | 2012-03-22 | 2014-07-09 | 西安电子科技大学 | N型重掺杂碳化硅薄膜外延制备方法 |
| CN102832248A (zh) * | 2012-09-10 | 2012-12-19 | 西安电子科技大学 | 基于半超结的碳化硅mosfet及制作方法 |
| CN103456616A (zh) * | 2013-09-02 | 2013-12-18 | 上海华力微电子有限公司 | 制备栅氧层的工艺 |
| CN103928309B (zh) * | 2014-04-21 | 2017-02-08 | 西安电子科技大学 | N沟道碳化硅绝缘栅双极型晶体管的制备方法 |
| CN104241348B (zh) * | 2014-08-28 | 2018-03-27 | 西安电子科技大学 | 一种低导通电阻的SiC IGBT及其制备方法 |
| CN107275393A (zh) * | 2016-04-08 | 2017-10-20 | 株洲中车时代电气股份有限公司 | 碳化硅mosfet器件及其制备方法 |
| WO2017201709A1 (zh) * | 2016-05-26 | 2017-11-30 | 中山港科半导体科技有限公司 | 一种坚固的功率半导体场效应晶体管结构 |
| CN106206734B (zh) * | 2016-07-11 | 2019-10-29 | 中国科学院微电子研究所 | 一种超结mos晶体管 |
| CN107256864B (zh) * | 2017-06-09 | 2019-05-10 | 电子科技大学 | 一种碳化硅TrenchMOS器件及其制作方法 |
| CN109461659A (zh) * | 2018-11-08 | 2019-03-12 | 中国科学院微电子研究所 | 碳化硅mosfet器件及其制备方法 |
| CN110473911B (zh) * | 2019-09-06 | 2024-03-12 | 安徽长飞先进半导体有限公司 | 一种SiC MOSFET器件及其制作方法 |
| US11894457B2 (en) | 2020-05-09 | 2024-02-06 | Joulwatt Technology Co., Ltd. | Semiconductor device and manufacturing method thereof |
| CN111584634A (zh) * | 2020-05-09 | 2020-08-25 | 杰华特微电子(杭州)有限公司 | 半导体器件及其制造方法 |
| CN119361420B (zh) * | 2024-12-26 | 2025-06-27 | 山东大学 | 一种激光退火碳化硅欧姆接触、器件及其制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1019720B (zh) * | 1991-03-19 | 1992-12-30 | 电子科技大学 | 半导体功率器件 |
| CN101950759A (zh) * | 2010-08-27 | 2011-01-19 | 电子科技大学 | 一种Super Junction VDMOS器件 |
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| CN102227000A (zh) | 2011-10-26 |
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Application publication date: 20111026 Assignee: YANGZHOU YANGJIE ELECTRONIC TECHNOLOGY Co.,Ltd. Assignor: Xidian University Contract record no.: 2017610000002 Denomination of invention: Silicon-carbide MOSFET (metal-oxide-semiconductor field-effect transistor) device based on super junctions and manufacturing method thereof Granted publication date: 20130227 License type: Exclusive License Record date: 20170209 |
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Effective date of registration: 20220525 Address after: No. 518, Linjiang Road, Gaobu Town, Yuecheng District, Shaoxing City, Zhejiang Province Patentee after: Shaoxing SMIC integrated circuit manufacturing Co.,Ltd. Address before: 710071 No. 2 Taibai South Road, Shaanxi, Xi'an Patentee before: XIDIAN University |
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Effective date of registration: 20231218 Address after: Room 203-18, Building 1, No. 1433 Renmin East Road, Gaobu Street, Yuecheng District, Shaoxing City, Zhejiang Province, 312035 Patentee after: Xinlian Power Technology (Shaoxing) Co.,Ltd. Address before: No. 518, Linjiang Road, Gaobu Town, Yuecheng District, Shaoxing City, Zhejiang Province Patentee before: Shaoxing SMIC integrated circuit manufacturing Co.,Ltd. |