DE69600801D1 - Halbleiterbauelement mit isoliertem Gate - Google Patents
Halbleiterbauelement mit isoliertem GateInfo
- Publication number
- DE69600801D1 DE69600801D1 DE69600801T DE69600801T DE69600801D1 DE 69600801 D1 DE69600801 D1 DE 69600801D1 DE 69600801 T DE69600801 T DE 69600801T DE 69600801 T DE69600801 T DE 69600801T DE 69600801 D1 DE69600801 D1 DE 69600801D1
- Authority
- DE
- Germany
- Prior art keywords
- semiconductor device
- insulated gate
- gate semiconductor
- insulated
- semiconductor
- 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.)
- Expired - Lifetime
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
-
- 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
-
- 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
- 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
- H01L29/7803—Vertical DMOS transistors, i.e. VDMOS transistors structurally associated with at least one other device
-
- 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
- H01L29/02—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
- H01L29/0603—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0642—Isolation within the component, i.e. internal isolation
- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
- H01L29/0653—Dielectric regions, e.g. SiO2 regions, air gaps adjoining the input or output region of a field-effect device, e.g. the source or drain region
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP02157795A JP3325736B2 (ja) | 1995-02-09 | 1995-02-09 | 絶縁ゲート型半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69600801D1 true DE69600801D1 (de) | 1998-11-26 |
DE69600801T2 DE69600801T2 (de) | 1999-06-17 |
Family
ID=12058897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69600801T Expired - Lifetime DE69600801T2 (de) | 1995-02-09 | 1996-01-29 | Halbleiterbauelement mit isoliertem Gate |
Country Status (4)
Country | Link |
---|---|
US (1) | US5623152A (de) |
EP (1) | EP0726602B1 (de) |
JP (1) | JP3325736B2 (de) |
DE (1) | DE69600801T2 (de) |
Families Citing this family (114)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3291957B2 (ja) | 1995-02-17 | 2002-06-17 | 富士電機株式会社 | 縦型トレンチmisfetおよびその製造方法 |
US6001663A (en) * | 1995-06-07 | 1999-12-14 | Advanced Micro Devices, Inc. | Apparatus for detecting defect sizes in polysilicon and source-drain semiconductor devices and method for making the same |
DE19522161C2 (de) * | 1995-06-19 | 1998-12-24 | Siemens Ag | MOS-Halbleiterbauelement mit verbesserten Durchlaßeigenschaften |
KR100223198B1 (ko) | 1996-04-11 | 1999-10-15 | 다니구찌 이찌로오, 기타오카 다카시 | 높은 강복 전압을 갖는 반도체 장치 및 그 제조 방법 |
DE19638438A1 (de) | 1996-09-19 | 1998-04-02 | Siemens Ag | Durch Feldeffekt steuerbares, vertikales Halbleiterbauelement |
US6075269A (en) * | 1996-09-19 | 2000-06-13 | Ngk Insulators, Ltd. | Semiconductor device and process for manufacturing the same |
US5986304A (en) * | 1997-01-13 | 1999-11-16 | Megamos Corporation | Punch-through prevention in trenched DMOS with poly-silicon layer covering trench corners |
US6037628A (en) * | 1997-06-30 | 2000-03-14 | Intersil Corporation | Semiconductor structures with trench contacts |
US6110799A (en) * | 1997-06-30 | 2000-08-29 | Intersil Corporation | Trench contact process |
JP3976374B2 (ja) * | 1997-07-11 | 2007-09-19 | 三菱電機株式会社 | トレンチmosゲート構造を有する半導体装置及びその製造方法 |
US6066952A (en) * | 1997-09-25 | 2000-05-23 | International Business Machnies Corporation | Method for polysilicon crystalline line width measurement post etch in undoped-poly process |
JP4192281B2 (ja) * | 1997-11-28 | 2008-12-10 | 株式会社デンソー | 炭化珪素半導体装置 |
JP4156717B2 (ja) * | 1998-01-13 | 2008-09-24 | 三菱電機株式会社 | 半導体装置 |
US5945707A (en) * | 1998-04-07 | 1999-08-31 | International Business Machines Corporation | DRAM cell with grooved transfer device |
JP3400348B2 (ja) | 1998-05-19 | 2003-04-28 | 株式会社東芝 | 絶縁ゲート型半導体装置 |
US6303410B1 (en) | 1998-06-01 | 2001-10-16 | North Carolina State University | Methods of forming power semiconductor devices having T-shaped gate electrodes |
KR20000013572A (ko) * | 1998-08-11 | 2000-03-06 | 김덕중 | 트렌치형 파워 모스펫 및 그 제조방법 |
US6621121B2 (en) * | 1998-10-26 | 2003-09-16 | Silicon Semiconductor Corporation | Vertical MOSFETs having trench-based gate electrodes within deeper trench-based source electrodes |
US6545316B1 (en) * | 2000-06-23 | 2003-04-08 | Silicon Wireless Corporation | MOSFET devices having linear transfer characteristics when operating in velocity saturation mode and methods of forming and operating same |
DE19859502C2 (de) * | 1998-12-22 | 2000-12-07 | Siemens Ag | Sperrschicht-Feldeffekttransistor mit höher dotiertem Verbindungsgebiet |
JP2000196075A (ja) * | 1998-12-25 | 2000-07-14 | Hitachi Ltd | 半導体装置及びその製造方法 |
US7098506B2 (en) | 2000-06-28 | 2006-08-29 | Renesas Technology Corp. | Semiconductor device and method for fabricating the same |
US5981999A (en) * | 1999-01-07 | 1999-11-09 | Industrial Technology Research Institute | Power trench DMOS with large active cell density |
US6188105B1 (en) * | 1999-04-01 | 2001-02-13 | Intersil Corporation | High density MOS-gated power device and process for forming same |
AU4820100A (en) * | 1999-05-06 | 2000-11-21 | Cp Clare Corporation | Mosfet with field reducing trenches in body region |
DE19922187C2 (de) * | 1999-05-12 | 2001-04-26 | Siemens Ag | Niederohmiges VDMOS-Halbleiterbauelement und Verfahren zu dessen Herstellung |
US6191447B1 (en) | 1999-05-28 | 2001-02-20 | Micro-Ohm Corporation | Power semiconductor devices that utilize tapered trench-based insulating regions to improve electric field profiles in highly doped drift region mesas and methods of forming same |
US20030060013A1 (en) * | 1999-09-24 | 2003-03-27 | Bruce D. Marchant | Method of manufacturing trench field effect transistors with trenched heavy body |
EP1835542A3 (de) * | 1999-09-30 | 2007-10-03 | Kabushiki Kaisha Toshiba | Halbleitervorrichtung mit Graben-Gate |
JP2001168333A (ja) * | 1999-09-30 | 2001-06-22 | Toshiba Corp | トレンチゲート付き半導体装置 |
US6461918B1 (en) * | 1999-12-20 | 2002-10-08 | Fairchild Semiconductor Corporation | Power MOS device with improved gate charge performance |
DE10014660C2 (de) * | 2000-03-24 | 2002-08-29 | Infineon Technologies Ag | Halbleiteranordnung mit einer durch einen Hohlraum von einer Driftstrecke getrennten Trenchelektrode |
US6344385B1 (en) * | 2000-03-27 | 2002-02-05 | Chartered Semiconductor Manufacturing Ltd. | Dummy layer diode structures for ESD protection |
US6784486B2 (en) * | 2000-06-23 | 2004-08-31 | Silicon Semiconductor Corporation | Vertical power devices having retrograded-doped transition regions therein |
US6781194B2 (en) * | 2001-04-11 | 2004-08-24 | Silicon Semiconductor Corporation | Vertical power devices having retrograded-doped transition regions and insulated trench-based electrodes therein |
JP2002043573A (ja) | 2000-07-28 | 2002-02-08 | Toyota Motor Corp | 半導体装置および半導体装置の製造方法 |
US6696726B1 (en) * | 2000-08-16 | 2004-02-24 | Fairchild Semiconductor Corporation | Vertical MOSFET with ultra-low resistance and low gate charge |
US7745289B2 (en) | 2000-08-16 | 2010-06-29 | Fairchild Semiconductor Corporation | Method of forming a FET having ultra-low on-resistance and low gate charge |
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US8912595B2 (en) * | 2011-05-12 | 2014-12-16 | Nanya Technology Corp. | Trench MOS structure and method for forming the same |
CN102842608B (zh) * | 2011-06-20 | 2015-04-08 | 上海华虹宏力半导体制造有限公司 | 绝缘栅双极晶体管及制作方法 |
JP6564821B2 (ja) * | 2012-08-21 | 2019-08-21 | ローム株式会社 | 半導体装置 |
JP6284314B2 (ja) | 2012-08-21 | 2018-02-28 | ローム株式会社 | 半導体装置 |
US8853774B2 (en) | 2012-11-30 | 2014-10-07 | Infineon Technologies Ag | Semiconductor device including trenches and method of manufacturing a semiconductor device |
US9142655B2 (en) | 2013-03-12 | 2015-09-22 | Infineon Technologies Ag | Semiconductor device |
CN104078354B (zh) * | 2013-03-26 | 2015-09-16 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
JP6281897B2 (ja) * | 2013-10-30 | 2018-02-21 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
JP2015167185A (ja) * | 2014-03-04 | 2015-09-24 | 株式会社東芝 | 半導体装置 |
JP6561611B2 (ja) * | 2015-06-17 | 2019-08-21 | 富士電機株式会社 | 半導体装置 |
JP7183591B2 (ja) | 2018-07-02 | 2022-12-06 | 富士電機株式会社 | 半導体装置 |
JP7370781B2 (ja) * | 2019-09-24 | 2023-10-30 | 株式会社東芝 | 半導体装置 |
US11271100B2 (en) | 2019-10-15 | 2022-03-08 | Infineon Technologies Austria Ag | Narrow semiconductor mesa device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4503598A (en) * | 1982-05-20 | 1985-03-12 | Fairchild Camera & Instrument Corporation | Method of fabricating power MOSFET structure utilizing self-aligned diffusion and etching techniques |
JPH01198076A (ja) * | 1988-02-02 | 1989-08-09 | Mitsubishi Electric Corp | 半導体装置 |
DE4113756C2 (de) * | 1991-04-26 | 1994-05-26 | Siemens Ag | Durch Feldeffekt steuerbares Halbleiterbauelement |
-
1995
- 1995-02-09 JP JP02157795A patent/JP3325736B2/ja not_active Expired - Fee Related
- 1995-11-21 US US08/561,255 patent/US5623152A/en not_active Expired - Lifetime
-
1996
- 1996-01-29 DE DE69600801T patent/DE69600801T2/de not_active Expired - Lifetime
- 1996-01-29 EP EP96101231A patent/EP0726602B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0726602B1 (de) | 1998-10-21 |
US5623152A (en) | 1997-04-22 |
DE69600801T2 (de) | 1999-06-17 |
JPH08222728A (ja) | 1996-08-30 |
EP0726602A3 (de) | 1996-09-04 |
EP0726602A2 (de) | 1996-08-14 |
JP3325736B2 (ja) | 2002-09-17 |
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