CN113851533A - 低功耗垂直功率mos器件 - Google Patents
低功耗垂直功率mos器件 Download PDFInfo
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- CN113851533A CN113851533A CN202010595993.7A CN202010595993A CN113851533A CN 113851533 A CN113851533 A CN 113851533A CN 202010595993 A CN202010595993 A CN 202010595993A CN 113851533 A CN113851533 A CN 113851533A
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 60
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229920005591 polysilicon Polymers 0.000 claims abstract description 42
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 19
- 239000010703 silicon Substances 0.000 claims abstract description 19
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 18
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- 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
- H01L29/7827—Vertical transistors
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- 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
- H01L29/40—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
- H01L29/42356—Disposition, e.g. buried gate electrode
- H01L29/4236—Disposition, e.g. buried gate electrode within a trench, e.g. trench gate electrode, groove gate electrode
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- 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
- H01L29/40—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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- 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)
- Electrodes Of Semiconductors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010595993.7A CN113851533B (zh) | 2020-06-28 | 2020-06-28 | 低功耗垂直功率mos器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010595993.7A CN113851533B (zh) | 2020-06-28 | 2020-06-28 | 低功耗垂直功率mos器件 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113851533A true CN113851533A (zh) | 2021-12-28 |
CN113851533B CN113851533B (zh) | 2023-08-22 |
Family
ID=78972407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010595993.7A Active CN113851533B (zh) | 2020-06-28 | 2020-06-28 | 低功耗垂直功率mos器件 |
Country Status (1)
Country | Link |
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CN (1) | CN113851533B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1109217A1 (en) * | 1999-12-13 | 2001-06-20 | STMicroelectronics S.r.l. | Method of manufacturing low and high voltage CMOS transistors with EPROM cells |
CN104779296A (zh) * | 2015-04-24 | 2015-07-15 | 无锡同方微电子有限公司 | 一种非对称超结mosfet结构及其制作方法 |
CN208045509U (zh) * | 2017-12-22 | 2018-11-02 | 苏州硅能半导体科技股份有限公司 | 低漏电流深沟槽功率mos器件 |
-
2020
- 2020-06-28 CN CN202010595993.7A patent/CN113851533B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1109217A1 (en) * | 1999-12-13 | 2001-06-20 | STMicroelectronics S.r.l. | Method of manufacturing low and high voltage CMOS transistors with EPROM cells |
CN104779296A (zh) * | 2015-04-24 | 2015-07-15 | 无锡同方微电子有限公司 | 一种非对称超结mosfet结构及其制作方法 |
CN208045509U (zh) * | 2017-12-22 | 2018-11-02 | 苏州硅能半导体科技股份有限公司 | 低漏电流深沟槽功率mos器件 |
Non-Patent Citations (1)
Title |
---|
彭顺刚;: "沟槽式场效应管的构造及应用研究", 企业科技与发展, no. 01 * |
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Publication number | Publication date |
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CN113851533B (zh) | 2023-08-22 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20240207 Address after: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee after: Shenzhen Hemeiyuan Technology Co.,Ltd. Country or region after: China Address before: Room 501, building nw20, Suzhou nano City, 99 Jinjihu Avenue, Suzhou Industrial Park, 215000, Jiangsu Province Patentee before: SUZHOU SILIKRON SEMICONDUCTOR TECHNOLOGY CO.,LTD. Country or region before: China |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240318 Address after: Room 306, Building 2, No.1 Qingshan Road, High tech Zone, Suzhou City, Jiangsu Province, 215100 Patentee after: New Silicon Microelectronics (Suzhou) Co.,Ltd. Country or region after: China Address before: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee before: Shenzhen Hemeiyuan Technology Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |