CN108376708B - 具有耐压结构的半导体器件及其制作方法 - Google Patents
具有耐压结构的半导体器件及其制作方法 Download PDFInfo
- Publication number
- CN108376708B CN108376708B CN201810150711.5A CN201810150711A CN108376708B CN 108376708 B CN108376708 B CN 108376708B CN 201810150711 A CN201810150711 A CN 201810150711A CN 108376708 B CN108376708 B CN 108376708B
- Authority
- CN
- China
- Prior art keywords
- region
- oxide layer
- voltage
- resistant
- resistant oxide
- 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
- 239000004065 semiconductor Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 63
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 57
- 229920005591 polysilicon Polymers 0.000 claims abstract description 51
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 23
- 150000002500 ions Chemical class 0.000 claims description 9
- 238000001259 photo etching Methods 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 3
- 238000000407 epitaxy Methods 0.000 claims description 3
- 239000002019 doping agent Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 210000000746 body region Anatomy 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- H01L29/0684—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)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810150711.5A CN108376708B (zh) | 2018-02-13 | 2018-02-13 | 具有耐压结构的半导体器件及其制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810150711.5A CN108376708B (zh) | 2018-02-13 | 2018-02-13 | 具有耐压结构的半导体器件及其制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108376708A CN108376708A (zh) | 2018-08-07 |
CN108376708B true CN108376708B (zh) | 2021-08-24 |
Family
ID=63017752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810150711.5A Active CN108376708B (zh) | 2018-02-13 | 2018-02-13 | 具有耐压结构的半导体器件及其制作方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108376708B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110212017B (zh) * | 2019-05-15 | 2021-06-01 | 电子科技大学 | 一种具有阻性场板的超结带槽横向耐压区 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101536164A (zh) * | 2006-09-27 | 2009-09-16 | 巨能半导体股份有限公司 | 具有凹陷场板的功率金属氧化物半导体场效应晶体管 |
CN104518021A (zh) * | 2013-09-26 | 2015-04-15 | 无锡华润华晶微电子有限公司 | 一种vdmos器件元胞结构及其制作方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007037858B4 (de) * | 2007-08-10 | 2012-04-19 | Infineon Technologies Ag | Halbleiterbauelement mit verbessertem dynamischen Verhalten |
-
2018
- 2018-02-13 CN CN201810150711.5A patent/CN108376708B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101536164A (zh) * | 2006-09-27 | 2009-09-16 | 巨能半导体股份有限公司 | 具有凹陷场板的功率金属氧化物半导体场效应晶体管 |
CN104518021A (zh) * | 2013-09-26 | 2015-04-15 | 无锡华润华晶微电子有限公司 | 一种vdmos器件元胞结构及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
CN108376708A (zh) | 2018-08-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111969059B (zh) | 一种屏蔽栅沟槽式金属氧化物半导体场效应管 | |
CN107112358B (zh) | 半导体装置及半导体装置的制造方法 | |
JP5089284B2 (ja) | 省スペース型のエッジ構造を有する半導体素子 | |
EP1168455B1 (en) | Power semiconductor switching element | |
JP3721172B2 (ja) | 半導体装置 | |
EP2801114B1 (en) | Semiconductor device with improved termination structure for high voltage applications and method of manufacturing the same | |
KR101876573B1 (ko) | 반도체 소자 및 그 제조 방법 | |
US20130248924A1 (en) | Semiconductor device | |
CN111081779B (zh) | 一种屏蔽栅沟槽式mosfet及其制造方法 | |
JP2006269720A (ja) | 半導体素子及びその製造方法 | |
US10825909B2 (en) | Method of manufacturing semiconductor device and semiconductor device | |
CN103996705A (zh) | 带有具有竖直杂质分布的超级结结构的半导体器件 | |
JP2019521529A (ja) | パワーデバイス及びその製造方法 | |
CN104716177A (zh) | 一种改善漏电的射频ldmos器件及其制造方法 | |
US8030706B2 (en) | Power semiconductor device | |
CN108376708B (zh) | 具有耐压结构的半导体器件及其制作方法 | |
CN108376713B (zh) | 一种具有超结结构的半导体器件及其制作方法 | |
TWI644428B (zh) | Vdmos及其製造方法 | |
CN113921614B (zh) | 一种半导体功率器件结构及其制造方法 | |
CN103295910B (zh) | 半导体装置及其制造方法 | |
US20090250750A1 (en) | Trench gate power mosfet | |
CN108365010B (zh) | 一种具有超结结构的vdmos器件及其制作方法 | |
CN102738236B (zh) | 绝缘栅型半导体装置 | |
US10038088B2 (en) | Power MOSFET having improved manufacturability, low on-resistance and high breakdown voltage | |
KR101361067B1 (ko) | 수퍼 정션 금속 산화물 반도체 전계 효과 트랜지스터의 제조 방법 |
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: 20190612 Address after: 300384 Xindu Building 1-1-505-1, southwest of the intersection of Weijin Road and Wandezhuang Street, Nankai District, Tianjin Applicant after: HUIJIAWANG (TIANJIN) TECHNOLOGY CO.,LTD. Address before: 473300 Sanhuangmiao Street, Shedian Town, Nanyang City, Henan Province, 179 Applicant before: Wang Zhenhai Applicant before: HUIJIAWANG (TIANJIN) TECHNOLOGY CO.,LTD. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210811 Address after: 300392 R & D center 301, Xingqi No. 1 Innovation workshop, No. 3, Haitai development road 6, Huayuan Industrial Zone (outside the ring), high tech Zone, Binhai New Area, Tianjin Applicant after: TIANJIN CHINESE-ACADEMY-OF-SCIENCES INSTITUTE OF ADVANCED TECHNOLOGY Address before: 300384 Xindu Building 1-1-505-1, southwest of the intersection of Weijin Road and Wandezhuang Street, Nankai District, Tianjin Applicant before: HUIJIAWANG (TIANJIN) TECHNOLOGY Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 300000 R & D center of Xingqi No. 1 Innovation workshop, No. 3, Haitai development road 6, Huayuan Industrial Zone (outside the ring), Binhai New Area, Tianjin 301 Patentee after: Tianjin Zhongke advanced technology industry Co.,Ltd. Country or region after: China Address before: 300392 R & D center 301, Xingqi No. 1 Innovation workshop, No. 3, Haitai development road 6, Huayuan Industrial Zone (outside the ring), high tech Zone, Binhai New Area, Tianjin Patentee before: TIANJIN CHINESE-ACADEMY-OF-SCIENCES INSTITUTE OF ADVANCED TECHNOLOGY Country or region before: China |