CN114242778B - 高频率大功率的沟槽mos场效应管 - Google Patents
高频率大功率的沟槽mos场效应管 Download PDFInfo
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- CN114242778B CN114242778B CN202210164391.5A CN202210164391A CN114242778B CN 114242778 B CN114242778 B CN 114242778B CN 202210164391 A CN202210164391 A CN 202210164391A CN 114242778 B CN114242778 B CN 114242778B
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- 230000005669 field effect Effects 0.000 title claims abstract description 10
- 230000007704 transition Effects 0.000 claims abstract description 62
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 239000004065 semiconductor Substances 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 3
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- 230000006378 damage Effects 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000010355 oscillation Effects 0.000 claims description 7
- 230000003071 parasitic effect Effects 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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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
- H01L29/02—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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/30—Structural arrangements specially adapted for testing or measuring during manufacture or treatment, or specially adapted for reliability measurements
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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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes Of Semiconductors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210164391.5A CN114242778B (zh) | 2022-02-23 | 2022-02-23 | 高频率大功率的沟槽mos场效应管 |
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CN202210164391.5A CN114242778B (zh) | 2022-02-23 | 2022-02-23 | 高频率大功率的沟槽mos场效应管 |
Publications (2)
Publication Number | Publication Date |
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CN114242778A CN114242778A (zh) | 2022-03-25 |
CN114242778B true CN114242778B (zh) | 2022-05-17 |
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CN202210164391.5A Active CN114242778B (zh) | 2022-02-23 | 2022-02-23 | 高频率大功率的沟槽mos场效应管 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1572018A (zh) * | 2001-10-04 | 2005-01-26 | 通用半导体公司 | 具有浮岛电压维持层的功率半导体器件的制造方法 |
CN108831842A (zh) * | 2018-06-08 | 2018-11-16 | 上海华虹宏力半导体制造有限公司 | 检测对准偏移的方法 |
JP2020047675A (ja) * | 2018-09-14 | 2020-03-26 | 富士電機株式会社 | 半導体装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10261457B3 (de) * | 2002-12-31 | 2004-03-25 | Infineon Technologies Ag | Integrierte Schaltungsanordnung mit einem Transistorarray aus vertikalen FET-Auswahltransistoren |
JP5259211B2 (ja) * | 2008-02-14 | 2013-08-07 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
CN103779329B (zh) * | 2012-10-23 | 2016-11-16 | 无锡华润上华半导体有限公司 | 用于mosfet噪声测试的半导体测试结构 |
CN105514158A (zh) * | 2014-09-24 | 2016-04-20 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构和测试结构的形成方法、测试方法 |
TW201724510A (zh) * | 2015-05-15 | 2017-07-01 | 西凱渥資訊處理科技公司 | 使用基板開口之射頻隔離 |
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- 2022-02-23 CN CN202210164391.5A patent/CN114242778B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1572018A (zh) * | 2001-10-04 | 2005-01-26 | 通用半导体公司 | 具有浮岛电压维持层的功率半导体器件的制造方法 |
CN108831842A (zh) * | 2018-06-08 | 2018-11-16 | 上海华虹宏力半导体制造有限公司 | 检测对准偏移的方法 |
JP2020047675A (ja) * | 2018-09-14 | 2020-03-26 | 富士電機株式会社 | 半導体装置 |
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GR01 | Patent grant | ||
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High frequency and high power trench MOS Field-effect transistor Effective date of registration: 20230609 Granted publication date: 20220517 Pledgee: Zaozhuang rural commercial bank Limited by Share Ltd. Yicheng sub branch Pledgor: Shandong Jingxin Kechuang Semiconductor Co.,Ltd. Registration number: Y2023980043266 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220517 Pledgee: Zaozhuang rural commercial bank Limited by Share Ltd. Yicheng sub branch Pledgor: Shandong Jingxin Kechuang Semiconductor Co.,Ltd. Registration number: Y2023980043266 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High frequency and high power trench MOSFETs Granted publication date: 20220517 Pledgee: Zaozhuang rural commercial bank Limited by Share Ltd. Yicheng sub branch Pledgor: Shandong Jingxin Kechuang Semiconductor Co.,Ltd. Registration number: Y2024980018411 |