HK1144125A1 - 具有槽屏蔽電極結構的半導體器件 - Google Patents
具有槽屏蔽電極結構的半導體器件Info
- Publication number
- HK1144125A1 HK1144125A1 HK10110625.0A HK10110625A HK1144125A1 HK 1144125 A1 HK1144125 A1 HK 1144125A1 HK 10110625 A HK10110625 A HK 10110625A HK 1144125 A1 HK1144125 A1 HK 1144125A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- semiconductor device
- electrode structure
- shield electrode
- trench shield
- trench
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7802—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/7813—Vertical DMOS transistors, i.e. VDMOS transistors with trench gate electrode, e.g. UMOS transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/402—Field plates
- H01L29/407—Recessed field plates, e.g. trench field plates, buried field plates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/41741—Source or drain electrodes for field effect devices for vertical or pseudo-vertical devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/41766—Source or drain electrodes for field effect devices with at least part of the source or drain electrode having contact below the semiconductor surface, e.g. the source or drain electrode formed at least partially in a groove or with inclusions of conductor inside the semiconductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/42372—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out
- H01L29/4238—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out characterised by the surface lay-out
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/66727—Vertical DMOS transistors, i.e. VDMOS transistors with a step of recessing the source electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/66734—Vertical DMOS transistors, i.e. VDMOS transistors with a step of recessing the gate electrode, e.g. to form a trench gate electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/4916—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen
- H01L29/4925—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen with a multiple layer structure, e.g. several silicon layers with different crystal structure or grain arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/4916—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen
- H01L29/4925—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen with a multiple layer structure, e.g. several silicon layers with different crystal structure or grain arrangement
- H01L29/4933—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET the conductor material next to the insulator being a silicon layer, e.g. polysilicon doped with boron, phosphorus or nitrogen with a multiple layer structure, e.g. several silicon layers with different crystal structure or grain arrangement with a silicide layer contacting the silicon layer, e.g. Polycide gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
- H01L29/7396—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions
- H01L29/7397—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions and a gate structure lying on a slanted or vertical surface or formed in a groove, e.g. trench gate IGBT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/271,041 US7915672B2 (en) | 2008-11-14 | 2008-11-14 | Semiconductor device having trench shield electrode structure |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1144125A1 true HK1144125A1 (zh) | 2011-01-28 |
Family
ID=42171299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK10110625.0A HK1144125A1 (zh) | 2008-11-14 | 2010-11-15 | 具有槽屏蔽電極結構的半導體器件 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7915672B2 (zh) |
CN (2) | CN104157688B (zh) |
HK (1) | HK1144125A1 (zh) |
TW (1) | TWI463660B (zh) |
Families Citing this family (35)
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JP2010238738A (ja) * | 2009-03-30 | 2010-10-21 | Toshiba Corp | 半導体装置および半導体装置の製造方法 |
JP5333342B2 (ja) * | 2009-06-29 | 2013-11-06 | 株式会社デンソー | 半導体装置 |
US8786009B2 (en) * | 2009-11-03 | 2014-07-22 | Samsung Electronics Co., Ltd. | Substrate structures including buried wiring, semiconductor devices including substrate structures, and method of fabricating the same |
DE102009060072B4 (de) * | 2009-12-22 | 2017-05-11 | Infineon Technologies Ag | Halbleiterbauelement und Verfahren zu seiner Herstellung |
JP6008377B2 (ja) * | 2010-03-03 | 2016-10-19 | ルネサスエレクトロニクス株式会社 | Pチャネル型パワーmosfet |
US8829603B2 (en) | 2011-08-18 | 2014-09-09 | Alpha And Omega Semiconductor Incorporated | Shielded gate trench MOSFET package |
CN102956716B (zh) * | 2011-08-26 | 2015-08-26 | 华邦电子股份有限公司 | 垂直式二极管元件及二极管阵列 |
US9029215B2 (en) | 2012-05-14 | 2015-05-12 | Semiconductor Components Industries, Llc | Method of making an insulated gate semiconductor device having a shield electrode structure |
US8921184B2 (en) | 2012-05-14 | 2014-12-30 | Semiconductor Components Industries, Llc | Method of making an electrode contact structure and structure therefor |
US8648412B1 (en) | 2012-06-04 | 2014-02-11 | Semiconductor Components Industries, Llc | Trench power field effect transistor device and method |
US9048214B2 (en) | 2012-08-21 | 2015-06-02 | Semiconductor Components Industries, Llc | Bidirectional field effect transistor and method |
US9099419B2 (en) | 2012-10-09 | 2015-08-04 | Infineon Technologies Ag | Test method and test arrangement |
US9455205B2 (en) * | 2012-10-09 | 2016-09-27 | Infineon Technologies Ag | Semiconductor devices and processing methods |
JP6112600B2 (ja) * | 2012-12-10 | 2017-04-12 | ローム株式会社 | 半導体装置および半導体装置の製造方法 |
US9006824B2 (en) | 2013-05-13 | 2015-04-14 | International Rectifier Corporation | Power semiconductor device with reduced on-resistance and increased breakdown voltage |
US9711637B2 (en) * | 2014-01-31 | 2017-07-18 | Renesas Electronics Corporation | Semiconductor device |
US20150221764A1 (en) | 2014-02-04 | 2015-08-06 | Infineon Technologies Ag | Wafer based beol process for chip embedding |
KR102156130B1 (ko) | 2014-04-10 | 2020-09-15 | 삼성전자주식회사 | 반도체 소자 형성 방법 |
JP2016062981A (ja) * | 2014-09-16 | 2016-04-25 | 株式会社東芝 | 半導体装置及びその製造方法 |
DE102015122938B4 (de) * | 2015-12-30 | 2021-11-11 | Infineon Technologies Austria Ag | Transistor mit feldelektrode und verfahren zu dessen herstellung |
CN107527800B (zh) * | 2016-06-22 | 2021-05-11 | 无锡华润上华科技有限公司 | 沟槽栅极结构及其制造方法 |
US10032728B2 (en) * | 2016-06-30 | 2018-07-24 | Alpha And Omega Semiconductor Incorporated | Trench MOSFET device and the preparation method thereof |
DE102016113837B4 (de) * | 2016-07-27 | 2022-01-13 | Infineon Technologies Ag | Halbleiterbauelement, Verfahren zum Testen eines Halbleiterbauelements und Verfahren zum Bilden eines Halbleiterbauelements |
CN107785273B (zh) | 2016-08-31 | 2020-03-13 | 无锡华润上华科技有限公司 | 半导体器件及其制造方法 |
CN109729743B (zh) * | 2016-11-11 | 2021-12-28 | 新电元工业株式会社 | Mosfet以及电力转换电路 |
JP2018082202A (ja) * | 2017-12-27 | 2018-05-24 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US11217690B2 (en) | 2019-09-16 | 2022-01-04 | Infineon Technologies Austria Ag | Trench field electrode termination structure for transistor devices |
US11393907B2 (en) | 2020-08-12 | 2022-07-19 | Infineon Technologies Austria Ag | Transistor device with buried field electrode connection |
US11538934B2 (en) * | 2021-01-12 | 2022-12-27 | Sanken Electric Co., Ltd. | Semiconductor device having a group of trenches in an active region and a mesa portion |
US11552017B2 (en) | 2021-01-25 | 2023-01-10 | Semiconductor Components Industries, Llc | Trench gate transistors with low-resistance shield and gate interconnects |
US11652027B2 (en) | 2021-03-08 | 2023-05-16 | Semiconductor Components Industries, Llc | Vertical transistors with gate connection grid |
US20240063305A1 (en) * | 2022-08-17 | 2024-02-22 | Analog Devices, Inc. | Self-aligned silicide gate for discrete shielded-gate trench power mosfet |
CN116682734B (zh) * | 2023-07-28 | 2023-10-13 | 江西萨瑞半导体技术有限公司 | 一种Trench MOS器件及其制备方法 |
CN116845098B (zh) * | 2023-08-25 | 2023-12-19 | 成都森未科技有限公司 | 一种自对准微沟槽结构及其制备方法 |
CN117352556B (zh) * | 2023-12-06 | 2024-04-09 | 无锡锡产微芯半导体有限公司 | 一种集成式场效应晶体管 |
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US4455565A (en) | 1980-02-22 | 1984-06-19 | Rca Corporation | Vertical MOSFET with an aligned gate electrode and aligned drain shield electrode |
US4941026A (en) | 1986-12-05 | 1990-07-10 | General Electric Company | Semiconductor devices exhibiting minimum on-resistance |
US5763915A (en) | 1996-02-27 | 1998-06-09 | Magemos Corporation | DMOS transistors having trenched gate oxide |
US5877528A (en) | 1997-03-03 | 1999-03-02 | Megamos Corporation | Structure to provide effective channel-stop in termination areas for trenched power transistors |
US5912490A (en) | 1997-08-04 | 1999-06-15 | Spectrian | MOSFET having buried shield plate for reduced gate/drain capacitance |
US6303961B1 (en) * | 1998-04-29 | 2001-10-16 | Aqere Systems Guardian Corp. | Complementary semiconductor devices |
US5998833A (en) | 1998-10-26 | 1999-12-07 | North Carolina State University | Power semiconductor devices having improved high frequency switching and breakdown characteristics |
US6621121B2 (en) | 1998-10-26 | 2003-09-16 | Silicon Semiconductor Corporation | Vertical MOSFETs having trench-based gate electrodes within deeper trench-based source electrodes |
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JP2002151686A (ja) * | 2000-11-15 | 2002-05-24 | Nec Corp | 半導体装置およびその製造方法 |
US7345342B2 (en) | 2001-01-30 | 2008-03-18 | Fairchild Semiconductor Corporation | Power semiconductor devices and methods of manufacture |
JP2002299609A (ja) * | 2001-03-29 | 2002-10-11 | Nec Corp | 半導体装置及びその製造方法 |
JP4421144B2 (ja) | 2001-06-29 | 2010-02-24 | 株式会社東芝 | 半導体装置 |
DE10136333A1 (de) * | 2001-07-26 | 2003-03-06 | Infineon Technologies Ag | Verfahren zur Herstellung eines Vertikaltransistors in einem Graben sowie Vertikaltransistor |
US6838722B2 (en) | 2002-03-22 | 2005-01-04 | Siliconix Incorporated | Structures of and methods of fabricating trench-gated MIS devices |
JP3926272B2 (ja) * | 2003-01-08 | 2007-06-06 | 株式会社東芝 | トレンチキャパシタを含む半導体装置の製造方法 |
US7652326B2 (en) | 2003-05-20 | 2010-01-26 | Fairchild Semiconductor Corporation | Power semiconductor devices and methods of manufacture |
DE10324754B4 (de) | 2003-05-30 | 2018-11-08 | Infineon Technologies Ag | Halbleiterbauelement |
CN103199017B (zh) * | 2003-12-30 | 2016-08-03 | 飞兆半导体公司 | 形成掩埋导电层方法、材料厚度控制法、形成晶体管方法 |
US7183610B2 (en) * | 2004-04-30 | 2007-02-27 | Siliconix Incorporated | Super trench MOSFET including buried source electrode and method of fabricating the same |
TWI248162B (en) * | 2004-05-27 | 2006-01-21 | Nanya Technology Corp | Trench semiconductor device and method of forming the same |
TWI235431B (en) * | 2004-06-18 | 2005-07-01 | Nanya Technology Corp | Method for fabricating deep trench semiconductor component |
TWI237348B (en) * | 2004-08-26 | 2005-08-01 | Mosel Vitelic Inc | Method of manufacturing trench metal oxide semiconductor field effect transistor |
JP2008536316A (ja) * | 2005-04-06 | 2008-09-04 | フェアチャイルド・セミコンダクター・コーポレーション | トレンチゲート電界効果トランジスタおよびその形成方法 |
US7276747B2 (en) * | 2005-04-25 | 2007-10-02 | Semiconductor Components Industries, L.L.C. | Semiconductor device having screening electrode and method |
AT504289A2 (de) | 2005-05-26 | 2008-04-15 | Fairchild Semiconductor | Trench-gate-feldeffekttransistoren und verfahren zum bilden derselben |
TWI293484B (en) * | 2005-12-09 | 2008-02-11 | Mosel Vitelic Inc | Method for fabricating trench metal oxide semiconductor field effect transistor |
US7449354B2 (en) * | 2006-01-05 | 2008-11-11 | Fairchild Semiconductor Corporation | Trench-gated FET for power device with active gate trenches and gate runner trench utilizing one-mask etch |
US7319256B1 (en) | 2006-06-19 | 2008-01-15 | Fairchild Semiconductor Corporation | Shielded gate trench FET with the shield and gate electrodes being connected together |
-
2008
- 2008-11-14 US US12/271,041 patent/US7915672B2/en active Active
-
2009
- 2009-11-05 TW TW098137655A patent/TWI463660B/zh active
- 2009-11-05 CN CN201410397676.9A patent/CN104157688B/zh not_active Expired - Fee Related
- 2009-11-05 CN CN200910208845.9A patent/CN101740623B/zh not_active Expired - Fee Related
-
2010
- 2010-11-15 HK HK10110625.0A patent/HK1144125A1/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN101740623B (zh) | 2015-02-04 |
CN101740623A (zh) | 2010-06-16 |
TW201034195A (en) | 2010-09-16 |
TWI463660B (zh) | 2014-12-01 |
CN104157688B (zh) | 2017-10-17 |
CN104157688A (zh) | 2014-11-19 |
US7915672B2 (en) | 2011-03-29 |
US20100123188A1 (en) | 2010-05-20 |
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