JPH0455347B2 - - Google Patents
Info
- Publication number
- JPH0455347B2 JPH0455347B2 JP59267559A JP26755984A JPH0455347B2 JP H0455347 B2 JPH0455347 B2 JP H0455347B2 JP 59267559 A JP59267559 A JP 59267559A JP 26755984 A JP26755984 A JP 26755984A JP H0455347 B2 JPH0455347 B2 JP H0455347B2
- Authority
- JP
- Japan
- Prior art keywords
- barrier
- region
- layer
- electric field
- semiconductor device
- 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
Classifications
-
- 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]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/668—Vertical DMOS [VDMOS] FETs having trench gate electrodes, e.g. UMOS transistors
-
- 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
-
- 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
-
- 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
- H10D64/118—Electrodes comprising insulating layers having particular dielectric or electrostatic properties, e.g. having static charges
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/60—Schottky-barrier diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/825—Diodes having bulk potential barriers, e.g. Camel diodes, planar doped barrier diodes or graded bandgap diodes
Landscapes
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8333818 | 1983-12-20 | ||
GB08333818A GB2151844A (en) | 1983-12-20 | 1983-12-20 | Semiconductor devices |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60158677A JPS60158677A (ja) | 1985-08-20 |
JPH0455347B2 true JPH0455347B2 (en]) | 1992-09-03 |
Family
ID=10553527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59267559A Granted JPS60158677A (ja) | 1983-12-20 | 1984-12-20 | 半導体装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4646115A (en]) |
EP (1) | EP0147893B1 (en]) |
JP (1) | JPS60158677A (en]) |
DE (1) | DE3463873D1 (en]) |
GB (1) | GB2151844A (en]) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2176339A (en) * | 1985-06-10 | 1986-12-17 | Philips Electronic Associated | Semiconductor device with schottky junctions |
DE3631136A1 (de) * | 1986-09-12 | 1988-03-24 | Siemens Ag | Diode mit weichem abrissverhalten |
US5027166A (en) * | 1987-12-04 | 1991-06-25 | Sanken Electric Co., Ltd. | High voltage, high speed Schottky semiconductor device and method of fabrication |
CH676402A5 (en) * | 1988-11-29 | 1991-01-15 | Asea Brown Boveri | Solid state pinch diode - has three zone structure with channel form and schottky electrode regions |
JP2667477B2 (ja) * | 1988-12-02 | 1997-10-27 | 株式会社東芝 | ショットキーバリアダイオード |
JPH0750791B2 (ja) * | 1989-09-20 | 1995-05-31 | 株式会社日立製作所 | 半導体整流ダイオード及びそれを使つた電源装置並びに電子計算機 |
CA2064146C (en) * | 1991-03-28 | 1997-08-12 | Hisashi Ariyoshi | Schottky barrier diode and a method of manufacturing thereof |
US5262669A (en) * | 1991-04-19 | 1993-11-16 | Shindengen Electric Manufacturing Co., Ltd. | Semiconductor rectifier having high breakdown voltage and high speed operation |
US5262668A (en) * | 1992-08-13 | 1993-11-16 | North Carolina State University At Raleigh | Schottky barrier rectifier including schottky barrier regions of differing barrier heights |
JP3099557B2 (ja) * | 1992-11-09 | 2000-10-16 | 富士電機株式会社 | ダイオード |
US5949124A (en) * | 1995-10-31 | 1999-09-07 | Motorola, Inc. | Edge termination structure |
US5859465A (en) * | 1996-10-15 | 1999-01-12 | International Rectifier Corporation | High voltage power schottky with aluminum barrier metal spaced from first diffused ring |
US6362495B1 (en) | 1998-03-05 | 2002-03-26 | Purdue Research Foundation | Dual-metal-trench silicon carbide Schottky pinch rectifier |
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 |
DE59914652D1 (de) | 1998-11-18 | 2008-03-27 | Infineon Technologies Ag | Halbleiterbauelement mit dielektrischen oder halbisolierenden abschirmstrukturen |
US6313482B1 (en) | 1999-05-17 | 2001-11-06 | North Carolina State University | Silicon carbide power devices having trench-based silicon carbide charge coupling regions therein |
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 |
AU2000267698A1 (en) * | 2000-01-19 | 2001-07-31 | Fabtech, Inc. | Distributed reverse surge guard |
US6717229B2 (en) | 2000-01-19 | 2004-04-06 | Fabtech, Inc. | Distributed reverse surge guard |
GB0002235D0 (en) | 2000-02-02 | 2000-03-22 | Koninkl Philips Electronics Nv | Trenched schottky rectifiers |
GB0003184D0 (en) | 2000-02-12 | 2000-04-05 | Koninkl Philips Electronics Nv | A semiconductor device and a method of fabricating material for a semiconductor device |
GB0102734D0 (en) | 2001-02-03 | 2001-03-21 | Koninkl Philips Electronics Nv | Bipolar diode |
US6462393B2 (en) * | 2001-03-20 | 2002-10-08 | Fabtech, Inc. | Schottky device |
JP4857484B2 (ja) * | 2001-04-20 | 2012-01-18 | 富士電機株式会社 | 半導体装置およびその製造方法 |
US6740951B2 (en) * | 2001-05-22 | 2004-05-25 | General Semiconductor, Inc. | Two-mask trench schottky diode |
GB0118000D0 (en) * | 2001-07-24 | 2001-09-19 | Koninkl Philips Electronics Nv | Manufacture of semiconductor devices with schottky barriers |
US7323402B2 (en) * | 2002-07-11 | 2008-01-29 | International Rectifier Corporation | Trench Schottky barrier diode with differential oxide thickness |
US6855593B2 (en) * | 2002-07-11 | 2005-02-15 | International Rectifier Corporation | Trench Schottky barrier diode |
GB0312512D0 (en) | 2003-05-31 | 2003-07-09 | Koninkl Philips Electronics Nv | Termination structures for semiconductor devices and the manufacture thereof |
US20050110038A1 (en) * | 2003-11-21 | 2005-05-26 | Hamerski Roman J. | High voltage semiconductor device having current localization region |
US7492018B2 (en) * | 2004-09-17 | 2009-02-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Isolating substrate noise by forming semi-insulating regions |
US7952139B2 (en) * | 2005-02-11 | 2011-05-31 | Alpha & Omega Semiconductor Ltd. | Enhancing Schottky breakdown voltage (BV) without affecting an integrated MOSFET-Schottky device layout |
DE102006049908A1 (de) * | 2006-10-23 | 2008-04-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Elektrische Lichtquelle, insbesondere für den Einsatz in einem Reflektor |
TWI384625B (zh) * | 2008-06-30 | 2013-02-01 | Alpha & Omega Semiconductor | 提高蕭特基崩潰電壓且不影響金氧半導體-蕭特基整合裝置之裝置佈局及方法 |
US9093521B2 (en) * | 2008-06-30 | 2015-07-28 | Alpha And Omega Semiconductor Incorporated | Enhancing Schottky breakdown voltage (BV) without affecting an integrated MOSFET-Schottky device layout |
US8502302B2 (en) * | 2011-05-02 | 2013-08-06 | Alpha And Omega Semiconductor Incorporated | Integrating Schottky diode into power MOSFET |
TW201911583A (zh) * | 2017-07-26 | 2019-03-16 | 新唐科技股份有限公司 | 異質接面蕭特基二極體元件 |
IT202000017221A1 (it) | 2020-07-15 | 2022-01-15 | St Microelectronics Srl | Dispositivo elettronico a semiconduttore ad ampia banda proibita comprendente un diodo jbs avente migliorate caratteristiche elettriche e relativo procedimento di fabbricazione |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL153374B (nl) * | 1966-10-05 | 1977-05-16 | Philips Nv | Werkwijze ter vervaardiging van een halfgeleiderinrichting voorzien van een oxydelaag en halfgeleiderinrichting vervaardigd volgens de werkwijze. |
US3513366A (en) * | 1968-08-21 | 1970-05-19 | Motorola Inc | High voltage schottky barrier diode |
US3581151A (en) * | 1968-09-16 | 1971-05-25 | Bell Telephone Labor Inc | Cold cathode structure comprising semiconductor whisker elements |
NL7007171A (en]) * | 1970-05-16 | 1971-11-18 | ||
US3924320A (en) * | 1972-04-14 | 1975-12-09 | Ibm | Method to improve the reverse leakage characteristics in metal semiconductor contacts |
NL163898C (nl) * | 1974-03-16 | 1980-10-15 | Nippon Musical Instruments Mfg | Werkwijze voor het vervaardigen van een veldeffect- transistor met onverzadigde stroom-spanningskarakteri- stieken. |
JPS5935183B2 (ja) * | 1975-08-20 | 1984-08-27 | サンケイ電気 (株) | シヨツトキバリア半導体装置 |
GB1573309A (en) * | 1976-03-24 | 1980-08-20 | Mullard Ltd | Semiconductor devices and their manufacture |
JPS5329679A (en) * | 1976-08-31 | 1978-03-20 | Mitsubishi Electric Corp | Junction type field effect semiconductor device |
US4181542A (en) * | 1976-10-25 | 1980-01-01 | Nippon Gakki Seizo Kabushiki Kaisha | Method of manufacturing junction field effect transistors |
JPS5918870B2 (ja) * | 1977-05-15 | 1984-05-01 | 財団法人半導体研究振興会 | 半導体集積回路 |
SE7813285L (sv) * | 1977-12-23 | 1979-06-24 | Gen Electric | Feltstyrd, sleckbar tyristor och felteffekttransistor av sperrskikttyp samt sett for tillverkning derav |
GB2111745B (en) * | 1981-12-07 | 1985-06-19 | Philips Electronic Associated | Insulated-gate field-effect transistors |
-
1983
- 1983-12-20 GB GB08333818A patent/GB2151844A/en not_active Withdrawn
-
1984
- 1984-12-14 DE DE8484201865T patent/DE3463873D1/de not_active Expired
- 1984-12-14 EP EP84201865A patent/EP0147893B1/en not_active Expired
- 1984-12-20 JP JP59267559A patent/JPS60158677A/ja active Granted
-
1986
- 1986-05-01 US US06/859,852 patent/US4646115A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4646115A (en) | 1987-02-24 |
DE3463873D1 (en) | 1987-06-25 |
EP0147893A1 (en) | 1985-07-10 |
JPS60158677A (ja) | 1985-08-20 |
EP0147893B1 (en) | 1987-05-20 |
GB8333818D0 (en) | 1984-02-01 |
GB2151844A (en) | 1985-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |