CN107369714A - 一种超结场效应晶体管的制作方法 - Google Patents
一种超结场效应晶体管的制作方法 Download PDFInfo
- Publication number
- CN107369714A CN107369714A CN201710577212.XA CN201710577212A CN107369714A CN 107369714 A CN107369714 A CN 107369714A CN 201710577212 A CN201710577212 A CN 201710577212A CN 107369714 A CN107369714 A CN 107369714A
- Authority
- CN
- China
- Prior art keywords
- ring
- type
- effect transistor
- region
- preparation
- 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
- 230000005669 field effect Effects 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 39
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 39
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000000407 epitaxy Methods 0.000 claims abstract description 20
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 19
- 230000003647 oxidation Effects 0.000 claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 17
- 238000005530 etching Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 229910003978 SiClx Inorganic materials 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- -1 silicon nitrides Chemical class 0.000 claims 1
- 230000007850 degeneration Effects 0.000 abstract description 8
- 150000002500 ions Chemical class 0.000 description 7
- 230000005684 electric field Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010409 thin film 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
-
- 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
- H01L29/0684—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, relative sizes or dispositions of the semiconductor regions or junctions between the regions
-
- 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)
- 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)
- Junction Field-Effect Transistors (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710577212.XA CN107369714B (zh) | 2017-07-14 | 2017-07-14 | 一种超结场效应晶体管的制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710577212.XA CN107369714B (zh) | 2017-07-14 | 2017-07-14 | 一种超结场效应晶体管的制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107369714A true CN107369714A (zh) | 2017-11-21 |
CN107369714B CN107369714B (zh) | 2020-09-01 |
Family
ID=60306796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710577212.XA Expired - Fee Related CN107369714B (zh) | 2017-07-14 | 2017-07-14 | 一种超结场效应晶体管的制作方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107369714B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1393927A (zh) * | 2001-06-28 | 2003-01-29 | 旺宏电子股份有限公司 | 氮化硅只读存储器的制造方法 |
US20100123186A1 (en) * | 2008-11-20 | 2010-05-20 | Kabushiki Kaisha Toshiba | Power semiconductor device |
CN102315275A (zh) * | 2011-10-15 | 2012-01-11 | 东南大学 | 表面场氧化层不连续的超结金属氧化物场效应管终端结构 |
-
2017
- 2017-07-14 CN CN201710577212.XA patent/CN107369714B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1393927A (zh) * | 2001-06-28 | 2003-01-29 | 旺宏电子股份有限公司 | 氮化硅只读存储器的制造方法 |
US20100123186A1 (en) * | 2008-11-20 | 2010-05-20 | Kabushiki Kaisha Toshiba | Power semiconductor device |
CN102315275A (zh) * | 2011-10-15 | 2012-01-11 | 东南大学 | 表面场氧化层不连续的超结金属氧化物场效应管终端结构 |
Also Published As
Publication number | Publication date |
---|---|
CN107369714B (zh) | 2020-09-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5429964A (en) | Low on-resistance power MOS technology | |
US20190280119A1 (en) | Super junction power transistor and preparation method thereof | |
CN104332494A (zh) | 一种绝缘栅双极晶体管及其制造方法 | |
CN102270663A (zh) | 具有超结结构的平面型功率mosfet器件及其制造方法 | |
CN101969068A (zh) | 一种高压功率半导体器件的边缘终端结构 | |
CN104078502A (zh) | 半导体功率器件及其制作方法 | |
CN104637821A (zh) | 超级结器件的制造方法 | |
CN101969069A (zh) | 一种高压功率半导体器件的边缘终端结构 | |
CN107170688B (zh) | 一种沟槽型功率器件及其制作方法 | |
CN108598151B (zh) | 能提高耐压能力的半导体器件终端结构及其制造方法 | |
CN103779415A (zh) | 平面型功率mos器件及其制造方法 | |
CN202205755U (zh) | 具有超结结构的平面型功率mosfet器件 | |
CN108091684A (zh) | 超结金属氧化物场效应晶体管 | |
CN107369714A (zh) | 一种超结场效应晶体管的制作方法 | |
CN109346512A (zh) | 一种半导体器件的终端结构及其制造方法 | |
CN104332488B (zh) | 半导体器件终端、半导体器件及其制造方法 | |
CN102509767A (zh) | 一种正八边形霍尔盘结构的cmos传感器及其制作方法 | |
US20210234038A1 (en) | Semiconductor device | |
CN107680967A (zh) | 功率半导体芯片及其形成方法 | |
RU2749386C2 (ru) | Способ производства структуры единичной ячейки силиконово-карбидного моп-транзистора | |
CN108110044A (zh) | 半导体功率器件及其制作方法 | |
CN208336233U (zh) | 能提高耐压能力的半导体器件终端结构 | |
CN103378140A (zh) | 一种绝缘栅双极晶体管 | |
US20220037211A1 (en) | Preparation method for semiconductor device | |
CN107393955B (zh) | 一种高效率高可靠度的碳化硅mos管及制造方法 |
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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200807 Address after: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Applicant after: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. Address before: 473000 Xiaozhuang 133, Wolong District, Nanyang City, Henan Province Applicant before: OuYang Huilin |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210115 Address after: 211299 science and technology innovation center, No.5 Shiqiu Avenue, Shiqiu street, Lishui District, Nanjing City, Jiangsu Province Patentee after: Jiangsu Qinglian Optoelectronic Technology Research Institute Co., Ltd Address before: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing, Jiangsu Province Patentee before: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20210714 |