SG11201910866XA - Semiconductor device and manufacturing method - Google Patents
Semiconductor device and manufacturing methodInfo
- Publication number
- SG11201910866XA SG11201910866XA SG11201910866XA SG11201910866XA SG11201910866XA SG 11201910866X A SG11201910866X A SG 11201910866XA SG 11201910866X A SG11201910866X A SG 11201910866XA SG 11201910866X A SG11201910866X A SG 11201910866XA SG 11201910866X A SG11201910866X A SG 11201910866XA
- Authority
- SG
- Singapore
- Prior art keywords
- manufacturing
- semiconductor device
- semiconductor
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000004065 semiconductor Substances 0.000 title 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
- H01L29/02—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
-
- 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]
- H01L29/0619—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] with a supplementary region doped oppositely to or in rectifying contact with the semiconductor containing or contacting region, e.g. guard rings with PN or Schottky junction
-
- 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
- H01L29/0657—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 the shape of the body
-
- 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
- H01L29/66083—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by variation of the electric current supplied or the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. two-terminal devices
- H01L29/6609—Diodes
- H01L29/66143—Schottky diodes
-
- 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/872—Schottky diodes
-
- 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/872—Schottky diodes
- H01L29/8725—Schottky diodes of the trench MOS barrier type [TMBS]
-
- 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
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
- H01L29/1608—Silicon carbide
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes Of Semiconductors (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910624457.2A CN110459592B (zh) | 2019-07-11 | 2019-07-11 | 半导体器件及其制造方法 |
PCT/CN2019/101738 WO2021003806A1 (zh) | 2019-07-11 | 2019-08-21 | 半导体器件及其制造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201910866XA true SG11201910866XA (en) | 2021-02-25 |
Family
ID=68482554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201910866XA SG11201910866XA (en) | 2019-07-11 | 2019-08-21 | Semiconductor device and manufacturing method |
Country Status (8)
Country | Link |
---|---|
US (1) | US11264450B2 (de) |
EP (1) | EP3792980A4 (de) |
JP (1) | JP7382061B2 (de) |
KR (2) | KR20210008296A (de) |
CN (1) | CN110459592B (de) |
SG (1) | SG11201910866XA (de) |
TW (1) | TWI772714B (de) |
WO (1) | WO2021003806A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4141961A1 (de) * | 2021-08-25 | 2023-03-01 | Nexperia B.V. | Mps-diode mit breitem bandabstand und verfahren zur herstellung davon |
CN113823698B (zh) * | 2021-08-30 | 2024-04-16 | 瑶芯微电子科技(上海)有限公司 | 一种SiC肖特基功率二极管及其制备方法 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5262668A (en) * | 1992-08-13 | 1993-11-16 | North Carolina State University At Raleigh | Schottky barrier rectifier including schottky barrier regions of differing barrier heights |
JP3099557B2 (ja) * | 1992-11-09 | 2000-10-16 | 富士電機株式会社 | ダイオード |
JPH08116072A (ja) * | 1994-10-17 | 1996-05-07 | Murata Mfg Co Ltd | ショットキーバリア半導体装置 |
JPH10117002A (ja) * | 1996-10-11 | 1998-05-06 | Rohm Co Ltd | ショットキーバリア半導体装置およびその製法 |
JPH10163468A (ja) * | 1996-12-03 | 1998-06-19 | Kagaku Gijutsu Shinko Jigyodan | 膜状複合構造体 |
JP3420698B2 (ja) * | 1998-03-24 | 2003-06-30 | 株式会社東芝 | 半導体装置及びその製造方法 |
JP3943749B2 (ja) * | 1999-02-26 | 2007-07-11 | 株式会社日立製作所 | ショットキーバリアダイオード |
JP2004127968A (ja) * | 2002-09-30 | 2004-04-22 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
JP4610207B2 (ja) * | 2004-02-24 | 2011-01-12 | 三洋電機株式会社 | 半導体装置およびその製造方法 |
JP4398780B2 (ja) * | 2004-04-30 | 2010-01-13 | 古河電気工業株式会社 | GaN系半導体装置 |
JP4764003B2 (ja) * | 2004-12-28 | 2011-08-31 | 日本インター株式会社 | 半導体装置 |
JP4939839B2 (ja) * | 2006-05-30 | 2012-05-30 | 株式会社東芝 | 半導体整流素子 |
KR100763915B1 (ko) * | 2006-06-01 | 2007-10-05 | 삼성전자주식회사 | 낮은 항복 전압을 갖는 쇼트키 다이오드 및 그 제조 방법 |
US20090039456A1 (en) * | 2007-08-08 | 2009-02-12 | Alpha & Omega Semiconductor, Ltd | Structures and methods for forming Schottky diodes on a P-substrate or a bottom anode Schottky diode |
US20090179297A1 (en) * | 2008-01-16 | 2009-07-16 | Northrop Grumman Systems Corporation | Junction barrier schottky diode with highly-doped channel region and methods |
JP2012175090A (ja) * | 2011-02-24 | 2012-09-10 | Panasonic Corp | ショットキーバリア型半導体装置 |
JP2013030618A (ja) * | 2011-07-28 | 2013-02-07 | Rohm Co Ltd | 半導体装置 |
US8618582B2 (en) * | 2011-09-11 | 2013-12-31 | Cree, Inc. | Edge termination structure employing recesses for edge termination elements |
JP2014053393A (ja) * | 2012-09-06 | 2014-03-20 | Sumitomo Electric Ind Ltd | ワイドギャップ半導体装置およびその製造方法 |
US9318624B2 (en) * | 2012-11-27 | 2016-04-19 | Cree, Inc. | Schottky structure employing central implants between junction barrier elements |
KR20150078759A (ko) | 2013-12-31 | 2015-07-08 | 서강대학교산학협력단 | 실리콘 카바이드 쇼트키 다이오드 및 그의 제조 방법 |
US9653296B2 (en) * | 2014-05-22 | 2017-05-16 | Infineon Technologies Ag | Method for processing a semiconductor device and semiconductor device |
JP6428900B1 (ja) | 2017-11-29 | 2018-11-28 | 富士電機株式会社 | ダイオード素子およびダイオード素子の製造方法 |
CN108063090A (zh) * | 2017-12-14 | 2018-05-22 | 北京世纪金光半导体有限公司 | 一种低势垒肖特基二极管及其制备方法 |
CN210245504U (zh) * | 2019-07-11 | 2020-04-03 | 瑞能半导体科技股份有限公司 | 半导体器件 |
-
2019
- 2019-07-11 CN CN201910624457.2A patent/CN110459592B/zh active Active
- 2019-08-21 KR KR1020197036448A patent/KR20210008296A/ko not_active Application Discontinuation
- 2019-08-21 EP EP19783408.8A patent/EP3792980A4/de active Pending
- 2019-08-21 US US16/613,800 patent/US11264450B2/en active Active
- 2019-08-21 KR KR1020237033276A patent/KR102697260B1/ko active IP Right Grant
- 2019-08-21 WO PCT/CN2019/101738 patent/WO2021003806A1/zh unknown
- 2019-08-21 SG SG11201910866XA patent/SG11201910866XA/en unknown
- 2019-08-21 JP JP2019564780A patent/JP7382061B2/ja active Active
- 2019-11-18 TW TW108141824A patent/TWI772714B/zh active
Also Published As
Publication number | Publication date |
---|---|
KR20230141953A (ko) | 2023-10-10 |
KR102697260B1 (ko) | 2024-08-22 |
JP2022502831A (ja) | 2022-01-11 |
US20210335996A1 (en) | 2021-10-28 |
EP3792980A1 (de) | 2021-03-17 |
KR20210008296A (ko) | 2021-01-21 |
EP3792980A4 (de) | 2021-03-24 |
CN110459592B (zh) | 2024-07-26 |
TW202103329A (zh) | 2021-01-16 |
US11264450B2 (en) | 2022-03-01 |
TWI772714B (zh) | 2022-08-01 |
JP7382061B2 (ja) | 2023-11-16 |
CN110459592A (zh) | 2019-11-15 |
WO2021003806A1 (zh) | 2021-01-14 |
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