CN102057490B - 功率场效应晶体管 - Google Patents

功率场效应晶体管 Download PDF

Info

Publication number
CN102057490B
CN102057490B CN2009801208752A CN200980120875A CN102057490B CN 102057490 B CN102057490 B CN 102057490B CN 2009801208752 A CN2009801208752 A CN 2009801208752A CN 200980120875 A CN200980120875 A CN 200980120875A CN 102057490 B CN102057490 B CN 102057490B
Authority
CN
China
Prior art keywords
accumulation mosfet
mosfet
jfet
accumulation
parts
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
Application number
CN2009801208752A
Other languages
English (en)
Chinese (zh)
Other versions
CN102057490A (zh
Inventor
黎建
欧阳金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vishay Siliconix Inc
Original Assignee
Vishay Siliconix Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vishay Siliconix Inc filed Critical Vishay Siliconix Inc
Publication of CN102057490A publication Critical patent/CN102057490A/zh
Application granted granted Critical
Publication of CN102057490B publication Critical patent/CN102057490B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
    • H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/63—Vertical IGFETs
    • H10D30/635—Vertical IGFETs having no inversion channels, e.g. vertical accumulation channel FETs [ACCUFET] or normally-on vertical IGFETs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/80—FETs having rectifying junction gate electrodes
    • H10D30/83—FETs having PN junction gate electrodes
    • H10D30/831—Vertical FETs having PN junction gate electrodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
    • H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
    • H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE] 
    • H10D62/106—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]  having supplementary regions doped oppositely to or in rectifying contact with regions of the semiconductor bodies, e.g. guard rings with PN or Schottky junctions
    • H10D62/107—Buried supplementary regions, e.g. buried guard rings 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/111—Field plates
    • H10D64/117—Recessed field plates, e.g. trench field plates or buried field plates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions 
    • H10D64/23—Electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. sources, drains, anodes or cathodes
    • H10D64/251—Source or drain electrodes for field-effect devices
    • H10D64/256—Source or drain electrodes for field-effect devices for lateral devices wherein the source or drain electrodes are recessed in semiconductor bodies
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions 
    • H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
    • H10D64/311—Gate electrodes for field-effect devices
    • H10D64/411—Gate electrodes for field-effect devices for FETs
    • H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
    • H10D64/514—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the insulating layers
    • H10D64/516—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the insulating layers the thicknesses being non-uniform
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/60—Electrodes characterised by their materials
    • H10D64/64—Electrodes comprising a Schottky barrier to a semiconductor

Landscapes

  • Electrodes Of Semiconductors (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Junction Field-Effect Transistors (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
  • Bipolar Integrated Circuits (AREA)
CN2009801208752A 2008-05-12 2009-05-11 功率场效应晶体管 Active CN102057490B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/119,367 2008-05-12
US12/119,367 US8269263B2 (en) 2008-05-12 2008-05-12 High current density power field effect transistor
PCT/US2009/043518 WO2009140224A2 (en) 2008-05-12 2009-05-11 Power field effect transistor

Publications (2)

Publication Number Publication Date
CN102057490A CN102057490A (zh) 2011-05-11
CN102057490B true CN102057490B (zh) 2013-10-30

Family

ID=41266162

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009801208752A Active CN102057490B (zh) 2008-05-12 2009-05-11 功率场效应晶体管

Country Status (7)

Country Link
US (1) US8269263B2 (enExample)
EP (1) EP2279525A4 (enExample)
JP (1) JP5529854B2 (enExample)
KR (1) KR101388821B1 (enExample)
CN (1) CN102057490B (enExample)
TW (1) TWI407565B (enExample)
WO (1) WO2009140224A2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10026835B2 (en) 2009-10-28 2018-07-17 Vishay-Siliconix Field boosted metal-oxide-semiconductor field effect transistor
US8669613B2 (en) * 2010-09-29 2014-03-11 Alpha & Omega Semiconductor, Inc. Semiconductor device die with integrated MOSFET and low forward voltage diode-connected enhancement mode JFET and method
CN102931191B (zh) * 2012-10-31 2016-03-02 成都芯源系统有限公司 半导体器件及其制造方法
US9559198B2 (en) 2013-08-27 2017-01-31 Nxp Usa, Inc. Semiconductor device and method of manufacture therefor
US9837526B2 (en) 2014-12-08 2017-12-05 Nxp Usa, Inc. Semiconductor device wtih an interconnecting semiconductor electrode between first and second semiconductor electrodes and method of manufacture therefor
US9443845B1 (en) 2015-02-23 2016-09-13 Freescale Semiconductor, Inc. Transistor body control circuit and an integrated circuit
US9472662B2 (en) * 2015-02-23 2016-10-18 Freescale Semiconductor, Inc. Bidirectional power transistor with shallow body trench
US10348295B2 (en) 2015-11-19 2019-07-09 Nxp Usa, Inc. Packaged unidirectional power transistor and control circuit therefore
CN109216440B (zh) * 2018-09-17 2021-08-17 电子科技大学 具有双向电平传输的凹槽型漏极结构的mosfet器件
CN109244135B (zh) * 2018-09-17 2021-03-30 电子科技大学 基于沟槽工艺的超结型双向阻断mos器件及制备方法
CN112820775A (zh) * 2021-01-07 2021-05-18 重庆邮电大学 一种具有电子积累效应的soi-ldmos器件
CN113097310B (zh) * 2021-04-02 2023-03-24 重庆邮电大学 一种具有电子积累效应的鳍式EAFin-LDMOS器件

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2606404B2 (ja) * 1990-04-06 1997-05-07 日産自動車株式会社 半導体装置
US5396085A (en) * 1993-12-28 1995-03-07 North Carolina State University Silicon carbide switching device with rectifying-gate
US5581100A (en) 1994-08-30 1996-12-03 International Rectifier Corporation Trench depletion MOSFET
US5844273A (en) 1994-12-09 1998-12-01 Fuji Electric Co. Vertical semiconductor device and method of manufacturing the same
US5661322A (en) * 1995-06-02 1997-08-26 Siliconix Incorporated Bidirectional blocking accumulation-mode trench power MOSFET
US5637898A (en) * 1995-12-22 1997-06-10 North Carolina State University Vertical field effect transistors having improved breakdown voltage capability and low on-state resistance
US6351018B1 (en) * 1999-02-26 2002-02-26 Fairchild Semiconductor Corporation Monolithically integrated trench MOSFET and Schottky diode
EP1170803A3 (en) 2000-06-08 2002-10-09 Siliconix Incorporated Trench gate MOSFET and method of making the same
US6426541B2 (en) * 2000-07-20 2002-07-30 Apd Semiconductor, Inc. Schottky diode having increased forward current with improved reverse bias characteristics and method of fabrication
JP2002270840A (ja) * 2001-03-09 2002-09-20 Toshiba Corp パワーｍｏｓｆｅｔ
JP4839548B2 (ja) * 2001-08-29 2011-12-21 株式会社デンソー 炭化珪素半導体装置及びその製造方法
US6878994B2 (en) * 2002-08-22 2005-04-12 International Rectifier Corporation MOSgated device with accumulated channel region and Schottky contact
US6878993B2 (en) * 2002-12-20 2005-04-12 Hamza Yilmaz Self-aligned trench MOS junction field-effect transistor for high-frequency applications
JP4265234B2 (ja) * 2003-02-13 2009-05-20 株式会社デンソー 炭化珪素半導体装置およびその製造方法
JP2007503108A (ja) * 2003-08-21 2007-02-15 フルテック プロプリエタリー リミテッド 集積化電子切断回路、方法およびシステム
US7417266B1 (en) * 2004-06-10 2008-08-26 Qspeed Semiconductor Inc. MOSFET having a JFET embedded as a body diode
CA2576960A1 (en) 2004-07-08 2007-01-04 Semisouth Laboratories, Inc. Monolithic vertical junction field effect transistor and schottky barrier diode fabricated from silicon carbide and method for fabricating the same
JP2006147700A (ja) * 2004-11-17 2006-06-08 Sanyo Electric Co Ltd 半導体装置
US7285822B2 (en) * 2005-02-11 2007-10-23 Alpha & Omega Semiconductor, Inc. Power MOS device
JP2006237066A (ja) 2005-02-22 2006-09-07 Toshiba Corp 半導体装置
US7504306B2 (en) * 2005-04-06 2009-03-17 Fairchild Semiconductor Corporation Method of forming trench gate field effect transistor with recessed mesas
JP2007059636A (ja) * 2005-08-25 2007-03-08 Renesas Technology Corp Ｄｍｏｓｆｅｔおよびプレーナ型ｍｏｓｆｅｔ
US7504676B2 (en) 2006-05-31 2009-03-17 Alpha & Omega Semiconductor, Ltd. Planar split-gate high-performance MOSFET structure and manufacturing method

Also Published As

Publication number Publication date
JP5529854B2 (ja) 2014-06-25
CN102057490A (zh) 2011-05-11
EP2279525A2 (en) 2011-02-02
US20090278176A1 (en) 2009-11-12
KR101388821B1 (ko) 2014-04-23
KR20110009218A (ko) 2011-01-27
WO2009140224A2 (en) 2009-11-19
JP2011522402A (ja) 2011-07-28
WO2009140224A3 (en) 2010-02-18
TW201007944A (en) 2010-02-16
EP2279525A4 (en) 2013-12-18
TWI407565B (zh) 2013-09-01
US8269263B2 (en) 2012-09-18

Similar Documents

Publication Publication Date Title
CN102057490B (zh) 功率场效应晶体管
US11888047B2 (en) Lateral transistors and methods with low-voltage-drop shunt to body diode
CN101345243B (zh) 半导体器件
US7719053B2 (en) Semiconductor device having increased gate-source capacity provided by protruding electrode disposed between gate electrodes formed in a trench
TWI518911B (zh) 垂直dmos電晶體
JP5385679B2 (ja) 横方向半導体デバイスおよびその製造方法
US6967374B1 (en) Power semiconductor device
JP5520215B2 (ja) 改良された電力用スイッチングトランジスター
CN110176454B (zh) 多晶体管器件
CN103035641B (zh) 半导体装置
US9825025B2 (en) Semiconductor device and method of manufacturing semiconductor device
CN101320710A (zh) 横向dmos装置结构及其制造方法
WO2019186126A1 (en) Power semiconductor device with a double gate structure
CN102598265A (zh) 半导体元件
CN113921611B (zh) 一种具有双侧面超结槽栅ldmos器件
CN116093158A (zh) 沟槽栅超结mosfet及其制造方法
US20250089343A1 (en) Power semiconductor device including silicon carbide (sic) semiconductor body
CN119967866A (zh) 一种集成sbd碳化硅mosfet元胞结构及制备方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant