CN111697071B - Mos场效应晶体管及制备的方法、电子设备 - Google Patents
Mos场效应晶体管及制备的方法、电子设备 Download PDFInfo
- Publication number
- CN111697071B CN111697071B CN201910181261.0A CN201910181261A CN111697071B CN 111697071 B CN111697071 B CN 111697071B CN 201910181261 A CN201910181261 A CN 201910181261A CN 111697071 B CN111697071 B CN 111697071B
- Authority
- CN
- China
- Prior art keywords
- layer
- oxide layer
- wafer
- semiconductor substrate
- field effect
- 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.)
- Active
Links
- 230000005669 field effect Effects 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 40
- 239000004065 semiconductor Substances 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 35
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 33
- 238000011282 treatment Methods 0.000 claims abstract description 20
- 230000003647 oxidation Effects 0.000 claims abstract description 12
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 12
- 230000001590 oxidative effect Effects 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 235000012239 silicon dioxide Nutrition 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 15
- 238000005468 ion implantation Methods 0.000 claims description 14
- 238000000137 annealing Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000005498 polishing Methods 0.000 claims description 5
- 238000005530 etching Methods 0.000 claims description 3
- 238000010301 surface-oxidation reaction Methods 0.000 claims description 2
- 206010040844 Skin exfoliation Diseases 0.000 claims 1
- 239000010410 layer Substances 0.000 description 136
- 229910052751 metal Inorganic materials 0.000 description 27
- 239000002184 metal Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 9
- 230000002829 reductive effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002513 implantation Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000011276 addition treatment Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000001668 ameliorated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- -1 epitaxial layer 200 Chemical compound 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005524 hole trap Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/66053—Multistep manufacturing processes of devices having a semiconductor body comprising crystalline silicon carbide
- H01L29/66068—Multistep manufacturing processes of devices having a semiconductor body comprising crystalline silicon carbide 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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 System
- H01L29/1608—Silicon carbide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42364—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the insulating layer, e.g. thickness or uniformity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
Abstract
Description
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910181261.0A CN111697071B (zh) | 2019-03-11 | 2019-03-11 | Mos场效应晶体管及制备的方法、电子设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910181261.0A CN111697071B (zh) | 2019-03-11 | 2019-03-11 | Mos场效应晶体管及制备的方法、电子设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111697071A CN111697071A (zh) | 2020-09-22 |
CN111697071B true CN111697071B (zh) | 2023-11-24 |
Family
ID=72474603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910181261.0A Active CN111697071B (zh) | 2019-03-11 | 2019-03-11 | Mos场效应晶体管及制备的方法、电子设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111697071B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112117326B (zh) * | 2020-09-25 | 2022-02-18 | 中国科学院半导体研究所 | Mos器件的制备方法及mos器件 |
CN115706046A (zh) * | 2021-08-10 | 2023-02-17 | 苏州龙驰半导体科技有限公司 | 半导体晶圆的复合结构、半导体晶圆及其制法和应用 |
CN117438317A (zh) * | 2023-12-18 | 2024-01-23 | 芯联越州集成电路制造(绍兴)有限公司 | 一种SiC MOSFET器件的制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101336473A (zh) * | 2006-01-30 | 2008-12-31 | 住友电气工业株式会社 | 制造碳化硅半导体器件的方法 |
JP2010067917A (ja) * | 2008-09-12 | 2010-03-25 | Sumitomo Electric Ind Ltd | 半導体装置の製造方法および半導体装置 |
CN106571300A (zh) * | 2015-10-12 | 2017-04-19 | 南京励盛半导体科技有限公司 | 一种碳化硅半导体器件的栅极介质层的制造工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060284167A1 (en) * | 2005-06-17 | 2006-12-21 | Godfrey Augustine | Multilayered substrate obtained via wafer bonding for power applications |
JP6168945B2 (ja) * | 2013-09-20 | 2017-07-26 | 株式会社東芝 | 半導体装置およびその製造方法 |
KR20160094416A (ko) * | 2013-12-02 | 2016-08-09 | 주식회사 스트라티오코리아 | 탄화규소용 층 전사 기술 |
-
2019
- 2019-03-11 CN CN201910181261.0A patent/CN111697071B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101336473A (zh) * | 2006-01-30 | 2008-12-31 | 住友电气工业株式会社 | 制造碳化硅半导体器件的方法 |
JP2010067917A (ja) * | 2008-09-12 | 2010-03-25 | Sumitomo Electric Ind Ltd | 半導体装置の製造方法および半導体装置 |
CN106571300A (zh) * | 2015-10-12 | 2017-04-19 | 南京励盛半导体科技有限公司 | 一种碳化硅半导体器件的栅极介质层的制造工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN111697071A (zh) | 2020-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11777030B2 (en) | Semiconductor device | |
JP3217690B2 (ja) | 半導体装置の製造方法 | |
US20100187602A1 (en) | Methods for making semiconductor devices using nitride consumption locos oxidation | |
CN111697071B (zh) | Mos场效应晶体管及制备的方法、电子设备 | |
US20120217513A1 (en) | Silicon carbide semiconductor device and manufacturing method thereof | |
JP2006066439A (ja) | 半導体装置およびその製造方法 | |
JP7054403B2 (ja) | 半導体装置の製造方法 | |
CN108365008B (zh) | 具有p型二维材料栅极增强型氮化镓场效应器件的制备方法 | |
CN111684607A (zh) | 半导体装置及其制造方法 | |
JP2009253072A (ja) | 半導体装置およびその製造方法 | |
US9269765B2 (en) | Semiconductor device having gate wire disposed on roughened field insulating film | |
TW200535930A (en) | Bipolar transistor, semiconductor device comprising the bipolar transistor and process for fabricating them | |
KR20040022605A (ko) | 반도체 소자의 트랜지스터 제조 방법 | |
CN111489963B (zh) | 一种沟槽转角处具有厚栅氧化层的SiC-MOSFET栅的制备方法 | |
JP7152117B2 (ja) | 半導体装置の製造方法および半導体装置 | |
TW202220059A (zh) | 增加溝槽式閘極功率金氧半場效電晶體之溝槽轉角氧化層厚度的製造方法 | |
JP4541489B2 (ja) | 半導体装置及びその製造方法 | |
JP2000196074A (ja) | 半導体装置およびその製造方法 | |
JPH0666327B2 (ja) | Mos型半導体装置およびその製造方法 | |
CN109103180B (zh) | 一种功率器件芯片及其制造方法 | |
JP2663371B2 (ja) | 電界効果型半導体装置及びその製造方法 | |
CN111710608B (zh) | 沟槽mosfet及其制造方法 | |
CN116504834A (zh) | SiC衬底高速LDMOS开关器件及其制作方法 | |
JPH04115572A (ja) | Soi基板及びその製造方法 | |
JPH06196689A (ja) | 絶縁ゲート電界効果半導体装置およびその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Applicant after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Applicant before: BYD Semiconductor Co.,Ltd. Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Applicant after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |