SE9800286D0 - A transistor of SiC - Google Patents

A transistor of SiC

Info

Publication number
SE9800286D0
SE9800286D0 SE9800286A SE9800286A SE9800286D0 SE 9800286 D0 SE9800286 D0 SE 9800286D0 SE 9800286 A SE9800286 A SE 9800286A SE 9800286 A SE9800286 A SE 9800286A SE 9800286 D0 SE9800286 D0 SE 9800286D0
Authority
SE
Sweden
Prior art keywords
transistor
cell
active regions
sic
power losses
Prior art date
Application number
SE9800286A
Other languages
English (en)
Inventor
Mietek Bakowski
Ulf Gustafsson
Original Assignee
Abb Research Ltd
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 Abb Research Ltd filed Critical Abb Research Ltd
Priority to SE9800286A priority Critical patent/SE9800286D0/sv
Publication of SE9800286D0 publication Critical patent/SE9800286D0/sv
Priority to US09/019,715 priority patent/US6201280B1/en
Priority to DE69941769T priority patent/DE69941769D1/de
Priority to EP99906628A priority patent/EP1051755B1/en
Priority to JP2000529756A priority patent/JP4644768B2/ja
Priority to PCT/SE1999/000136 priority patent/WO1999039389A2/en

Links

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
    • 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
    • H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
    • H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic System
    • H01L29/1608—Silicon carbide
    • 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
    • H01L29/40—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
  • Bipolar Transistors (AREA)
SE9800286A 1998-02-02 1998-02-02 A transistor of SiC SE9800286D0 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9800286A SE9800286D0 (sv) 1998-02-02 1998-02-02 A transistor of SiC
US09/019,715 US6201280B1 (en) 1998-02-02 1998-02-06 Transistor of SIC
DE69941769T DE69941769D1 (en) 1998-02-02 1999-02-02 Sic transistor
EP99906628A EP1051755B1 (en) 1998-02-02 1999-02-02 A transistor of sic
JP2000529756A JP4644768B2 (ja) 1998-02-02 1999-02-02 炭化シリコン（ＳｉＣ）トランジスタ
PCT/SE1999/000136 WO1999039389A2 (en) 1998-02-02 1999-02-02 A transistor of sic

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9800286A SE9800286D0 (sv) 1998-02-02 1998-02-02 A transistor of SiC
US09/019,715 US6201280B1 (en) 1998-02-02 1998-02-06 Transistor of SIC

Publications (1)

Publication Number Publication Date
SE9800286D0 true SE9800286D0 (sv) 1998-02-02

Family

ID=26663204

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800286A SE9800286D0 (sv) 1998-02-02 1998-02-02 A transistor of SiC

Country Status (4)

Country Link
US (1) US6201280B1 (sv)
EP (1) EP1051755B1 (sv)
SE (1) SE9800286D0 (sv)
WO (1) WO1999039389A2 (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6358791B1 (en) * 1999-06-04 2002-03-19 International Business Machines Corporation Method for increasing a very-large-scale-integrated (VLSI) capacitor size on bulk silicon and silicon-on-insulator (SOI) wafers and structure formed thereby
SE9903956D0 (sv) * 1999-11-02 1999-11-02 Abb Research Ltd An electric high voltage apparatus, a use thereof and a method for simplifying electric high voltage apparatuses
US6566223B1 (en) * 2000-08-15 2003-05-20 C. P. Clare Corporation High voltage integrated switching devices on a bonded and trenched silicon substrate
FR2876497B1 (fr) * 2004-10-13 2007-03-23 Commissariat Energie Atomique Revetement a base de mgo pour l'isolation electrique de substrats semi-conducteurs et procede de fabrication
US20110024765A1 (en) * 2009-07-31 2011-02-03 General Electric Company Silicon carbide semiconductor structures, devices and methods for making the same
US8674439B2 (en) 2010-08-02 2014-03-18 Microsemi Corporation Low loss SiC MOSFET
US8436367B1 (en) 2010-08-02 2013-05-07 Microsemi Corporation SiC power vertical DMOS with increased safe operating area

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5034785A (en) * 1986-03-24 1991-07-23 Siliconix Incorporated Planar vertical channel DMOS structure
JPH0817233B2 (ja) 1987-11-11 1996-02-21 三菱電機株式会社 絶縁ゲート型バイポーラトランジスタ
US5173435A (en) 1987-11-11 1992-12-22 Mitsubishi Denki Kabushiki Kaisha Insulated gate bipolar transistor
US5506421A (en) * 1992-11-24 1996-04-09 Cree Research, Inc. Power MOSFET in silicon carbide
US5397717A (en) 1993-07-12 1995-03-14 Motorola, Inc. Method of fabricating a silicon carbide vertical MOSFET
JP3384198B2 (ja) * 1995-07-21 2003-03-10 三菱電機株式会社 絶縁ゲート型半導体装置およびその製造方法
SE9601172D0 (sv) * 1996-03-27 1996-03-27 Abb Research Ltd Insulated gate bipolar transistor having a trench and a method for procuction thereof
US5909039A (en) * 1996-04-24 1999-06-01 Abb Research Ltd. Insulated gate bipolar transistor having a trench

Also Published As

Publication number Publication date
WO1999039389A2 (en) 1999-08-05
EP1051755B1 (en) 2009-12-09
EP1051755A2 (en) 2000-11-15
WO1999039389A3 (en) 1999-10-28
US6201280B1 (en) 2001-03-13

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