CN101542738B - 可应用于高频的功率金氧半场效晶体管组件结构 - Google Patents
可应用于高频的功率金氧半场效晶体管组件结构 Download PDFInfo
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- CN101542738B CN101542738B CN2006800157675A CN200680015767A CN101542738B CN 101542738 B CN101542738 B CN 101542738B CN 2006800157675 A CN2006800157675 A CN 2006800157675A CN 200680015767 A CN200680015767 A CN 200680015767A CN 101542738 B CN101542738 B CN 101542738B
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- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
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- Engineering & Computer Science (AREA)
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- Power Engineering (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
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Abstract
Description
Claims (23)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/125,506 US7659570B2 (en) | 2005-05-09 | 2005-05-09 | Power MOSFET device structure for high frequency applications |
US11/125,506 | 2005-05-09 | ||
PCT/US2006/017940 WO2006122130A2 (en) | 2005-05-09 | 2006-05-09 | Power mosfet device structure for high frequency applications |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101542738A CN101542738A (zh) | 2009-09-23 |
CN101542738B true CN101542738B (zh) | 2012-09-19 |
Family
ID=37393314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800157675A Active CN101542738B (zh) | 2005-05-09 | 2006-05-09 | 可应用于高频的功率金氧半场效晶体管组件结构 |
Country Status (5)
Country | Link |
---|---|
US (4) | US7659570B2 (zh) |
CN (1) | CN101542738B (zh) |
HK (1) | HK1134715A1 (zh) |
TW (1) | TWI329928B (zh) |
WO (1) | WO2006122130A2 (zh) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006295134A (ja) | 2005-03-17 | 2006-10-26 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
US7659570B2 (en) * | 2005-05-09 | 2010-02-09 | Alpha & Omega Semiconductor Ltd. | Power MOSFET device structure for high frequency applications |
TWI400757B (zh) * | 2005-06-29 | 2013-07-01 | Fairchild Semiconductor | 形成遮蔽閘極場效應電晶體之方法 |
JP2007059636A (ja) * | 2005-08-25 | 2007-03-08 | Renesas Technology Corp | Dmosfetおよびプレーナ型mosfet |
JP5025935B2 (ja) * | 2005-09-29 | 2012-09-12 | オンセミコンダクター・トレーディング・リミテッド | 絶縁ゲート型電界効果トランジスタの製造方法 |
JP2009088005A (ja) * | 2007-09-27 | 2009-04-23 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
US8270131B2 (en) * | 2009-07-31 | 2012-09-18 | Infineon Technologies Ag | Electrostatic discharge protection element and electrostatic discharge protection chip and method of producing the same |
WO2011033550A1 (ja) * | 2009-09-15 | 2011-03-24 | 株式会社 東芝 | 半導体装置 |
US8324053B2 (en) * | 2009-09-30 | 2012-12-04 | Alpha And Omega Semiconductor, Inc. | High voltage MOSFET diode reverse recovery by minimizing P-body charges |
DE112010005265B4 (de) * | 2010-02-15 | 2020-09-10 | Texas Instruments Incorporated | Verfahren zur Herstellung eines Verarmungsmodus-DMOS-Transistors |
JP5544918B2 (ja) * | 2010-02-16 | 2014-07-09 | 住友電気工業株式会社 | 炭化珪素絶縁ゲート型半導体素子およびその製造方法 |
US8354315B2 (en) * | 2010-06-23 | 2013-01-15 | Great Power Semiconductor Corp. | Fabrication method of a power semicondutor structure with schottky diode |
TWI406393B (zh) * | 2010-08-30 | 2013-08-21 | Sinopower Semiconductor Inc | 具有額外電容結構之半導體元件及其製作方法 |
US20120126312A1 (en) * | 2010-11-19 | 2012-05-24 | Microchip Technology Incorporated | Vertical dmos-field effect transistor |
US20120126313A1 (en) * | 2010-11-23 | 2012-05-24 | Microchip Technology Incorporated | Ultra thin die to improve series resistance of a fet |
US8431470B2 (en) | 2011-04-04 | 2013-04-30 | Alpha And Omega Semiconductor Incorporated | Approach to integrate Schottky in MOSFET |
US8502302B2 (en) | 2011-05-02 | 2013-08-06 | Alpha And Omega Semiconductor Incorporated | Integrating Schottky diode into power MOSFET |
JP5816570B2 (ja) | 2011-05-27 | 2015-11-18 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法および半導体装置 |
US8507978B2 (en) | 2011-06-16 | 2013-08-13 | Alpha And Omega Semiconductor Incorporated | Split-gate structure in trench-based silicon carbide power device |
US8680613B2 (en) | 2012-07-30 | 2014-03-25 | Alpha And Omega Semiconductor Incorporated | Termination design for high voltage device |
US8785279B2 (en) | 2012-07-30 | 2014-07-22 | Alpha And Omega Semiconductor Incorporated | High voltage field balance metal oxide field effect transistor (FBM) |
US9224852B2 (en) | 2011-08-25 | 2015-12-29 | Alpha And Omega Semiconductor Incorporated | Corner layout for high voltage semiconductor devices |
US8884369B2 (en) * | 2012-06-01 | 2014-11-11 | Taiwan Semiconductor Manufacturing Company, Ltd. | Vertical power MOSFET and methods of forming the same |
EP2674978B1 (en) * | 2012-06-15 | 2020-07-29 | IMEC vzw | Tunnel field effect transistor device and method for making the device |
US9123798B2 (en) * | 2012-12-12 | 2015-09-01 | General Electric Company | Insulating gate field effect transistor device and method for providing the same |
US8951867B2 (en) | 2012-12-21 | 2015-02-10 | Alpha And Omega Semiconductor Incorporated | High density trench-based power MOSFETs with self-aligned active contacts and method for making such devices |
US8809948B1 (en) | 2012-12-21 | 2014-08-19 | Alpha And Omega Semiconductor Incorporated | Device structure and methods of making high density MOSFETs for load switch and DC-DC applications |
US8753935B1 (en) | 2012-12-21 | 2014-06-17 | Alpha And Omega Semiconductor Incorporated | High frequency switching MOSFETs with low output capacitance using a depletable P-shield |
US9105494B2 (en) | 2013-02-25 | 2015-08-11 | Alpha and Omega Semiconductors, Incorporated | Termination trench for power MOSFET applications |
WO2015096605A1 (zh) * | 2013-12-23 | 2015-07-02 | 梁嘉进 | 分裂栅功率半导体场效应晶体管 |
CN104779248B (zh) * | 2014-01-10 | 2018-07-17 | 国民技术股份有限公司 | 一种开关及其制造方法 |
US9508846B2 (en) | 2014-04-18 | 2016-11-29 | Stmicroelectronics S.R.L. | Vertical MOS semiconductor device for high-frequency applications, and related manufacturing process |
US9397213B2 (en) | 2014-08-29 | 2016-07-19 | Freescale Semiconductor, Inc. | Trench gate FET with self-aligned source contact |
US9553184B2 (en) * | 2014-08-29 | 2017-01-24 | Nxp Usa, Inc. | Edge termination for trench gate FET |
US9680003B2 (en) | 2015-03-27 | 2017-06-13 | Nxp Usa, Inc. | Trench MOSFET shield poly contact |
WO2017158847A1 (ja) | 2016-03-18 | 2017-09-21 | 株式会社安川電機 | 回転電機及び回転電機の製造方法 |
US10388781B2 (en) | 2016-05-20 | 2019-08-20 | Alpha And Omega Semiconductor Incorporated | Device structure having inter-digitated back to back MOSFETs |
US10446545B2 (en) | 2016-06-30 | 2019-10-15 | Alpha And Omega Semiconductor Incorporated | Bidirectional switch having back to back field effect transistors |
US10103140B2 (en) | 2016-10-14 | 2018-10-16 | Alpha And Omega Semiconductor Incorporated | Switch circuit with controllable phase node ringing |
US10199492B2 (en) | 2016-11-30 | 2019-02-05 | Alpha And Omega Semiconductor Incorporated | Folded channel trench MOSFET |
JP6723384B2 (ja) * | 2017-01-26 | 2020-07-15 | 三菱電機株式会社 | 半導体装置の製造方法 |
CN108565289A (zh) * | 2018-06-26 | 2018-09-21 | 南京方旭智芯微电子科技有限公司 | 超结场效应管及超结场效应管的制造方法 |
US11522060B2 (en) * | 2018-09-26 | 2022-12-06 | Intel Corporation | Epitaxial layers on contact electrodes for thin- film transistors |
US10957791B2 (en) * | 2019-03-08 | 2021-03-23 | Infineon Technologies Americas Corp. | Power device with low gate charge and low figure of merit |
CN111785771A (zh) * | 2019-04-03 | 2020-10-16 | 杭州士兰微电子股份有限公司 | 双向功率器件 |
CN110212026B (zh) * | 2019-05-06 | 2022-09-16 | 上海功成半导体科技有限公司 | 超结mos器件结构及其制备方法 |
US11145550B2 (en) * | 2020-03-05 | 2021-10-12 | International Business Machines Corporation | Dummy fin template to form a self-aligned metal contact for output of vertical transport field effect transistor |
US11776994B2 (en) | 2021-02-16 | 2023-10-03 | Alpha And Omega Semiconductor International Lp | SiC MOSFET with reduced channel length and high Vth |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5714781A (en) * | 1995-04-27 | 1998-02-03 | Nippondenso Co., Ltd. | Semiconductor device having a gate electrode in a grove and a diffused region under the grove |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4455565A (en) | 1980-02-22 | 1984-06-19 | Rca Corporation | Vertical MOSFET with an aligned gate electrode and aligned drain shield electrode |
NL8302092A (nl) | 1983-06-13 | 1985-01-02 | Philips Nv | Halfgeleiderinrichting bevattende een veldeffekttransistor. |
US5879994A (en) | 1997-04-15 | 1999-03-09 | National Semiconductor Corporation | Self-aligned method of fabricating terrace gate DMOS transistor |
US5912490A (en) | 1997-08-04 | 1999-06-15 | Spectrian | MOSFET having buried shield plate for reduced gate/drain capacitance |
US6087697A (en) | 1997-10-31 | 2000-07-11 | Stmicroelectronics, Inc. | Radio frequency power MOSFET device having improved performance characteristics |
US5977588A (en) | 1997-10-31 | 1999-11-02 | Stmicroelectronics, Inc. | Radio frequency power MOSFET device having improved performance characteristics |
US5894150A (en) | 1997-12-08 | 1999-04-13 | Magepower Semiconductor Corporation | Cell density improvement in planar DMOS with farther-spaced body regions and novel gates |
US5918137A (en) | 1998-04-27 | 1999-06-29 | Spectrian, Inc. | MOS transistor with shield coplanar with gate electrode |
US5998833A (en) | 1998-10-26 | 1999-12-07 | North Carolina State University | Power semiconductor devices having improved high frequency switching and breakdown characteristics |
US6207508B1 (en) | 1999-08-03 | 2001-03-27 | Stmicroelectronics, Inc. | Method for fabricating a radio frequency power MOSFET device having improved performance characteristics |
US6589830B1 (en) | 2000-09-20 | 2003-07-08 | Fairchild Semiconductor Corporation | Self-aligned process for fabricating power MOSFET with spacer-shaped terraced gate |
JP3964811B2 (ja) * | 2002-07-09 | 2007-08-22 | 株式会社東芝 | 半導体装置及びその製造方法 |
US7189608B2 (en) * | 2003-12-22 | 2007-03-13 | Semiconductor Components Industries, L.L.C. | Semiconductor device having reduced gate charge and reduced on resistance and method |
US7659570B2 (en) * | 2005-05-09 | 2010-02-09 | Alpha & Omega Semiconductor Ltd. | Power MOSFET device structure for high frequency applications |
-
2005
- 2005-05-09 US US11/125,506 patent/US7659570B2/en active Active
-
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- 2006-05-03 TW TW095115781A patent/TWI329928B/zh active
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5714781A (en) * | 1995-04-27 | 1998-02-03 | Nippondenso Co., Ltd. | Semiconductor device having a gate electrode in a grove and a diffused region under the grove |
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TW200711128A (en) | 2007-03-16 |
US8963233B2 (en) | 2015-02-24 |
US8163618B2 (en) | 2012-04-24 |
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US9806175B2 (en) | 2017-10-31 |
US20130093001A1 (en) | 2013-04-18 |
US20100148246A1 (en) | 2010-06-17 |
CN101542738A (zh) | 2009-09-23 |
WO2006122130A3 (en) | 2009-04-16 |
US20060249785A1 (en) | 2006-11-09 |
US20160247899A1 (en) | 2016-08-25 |
TWI329928B (en) | 2010-09-01 |
WO2006122130A2 (en) | 2006-11-16 |
HK1134715A1 (en) | 2010-05-07 |
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