TW434648B - P-channel trench mosfet structure - Google Patents

P-channel trench mosfet structure Download PDF

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Publication number
TW434648B
TW434648B TW088106426A TW88106426A TW434648B TW 434648 B TW434648 B TW 434648B TW 088106426 A TW088106426 A TW 088106426A TW 88106426 A TW88106426 A TW 88106426A TW 434648 B TW434648 B TW 434648B
Authority
TW
Taiwan
Prior art keywords
oxide
effect transistor
semiconductor field
channel
power metal
Prior art date
Application number
TW088106426A
Other languages
English (en)
Chinese (zh)
Inventor
Daniel M Kinzer
Original Assignee
Int Rectifier Corp
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 Int Rectifier Corp filed Critical Int Rectifier Corp
Application granted granted Critical
Publication of TW434648B publication Critical patent/TW434648B/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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 specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
    • H01L29/7827—Vertical transistors

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)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
TW088106426A 1998-04-23 1999-04-22 P-channel trench mosfet structure TW434648B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8280398P 1998-04-23 1998-04-23

Publications (1)

Publication Number Publication Date
TW434648B true TW434648B (en) 2001-05-16

Family

ID=22173565

Family Applications (1)

Application Number Title Priority Date Filing Date
TW088106426A TW434648B (en) 1998-04-23 1999-04-22 P-channel trench mosfet structure

Country Status (6)

Country Link
JP (1) JPH11354794A (ko)
KR (1) KR100340703B1 (ko)
CN (1) CN1166002C (ko)
DE (1) DE19918198B4 (ko)
GB (1) GB2336721B (ko)
TW (1) TW434648B (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1258040A4 (en) * 2000-02-10 2009-07-01 Int Rectifier Corp VERTICAL-CONDUCTING PROTUBERANCE CHIP WITH CONTACT PLOTS ON ONE SURFACE
US6445035B1 (en) * 2000-07-24 2002-09-03 Fairchild Semiconductor Corporation Power MOS device with buried gate and groove
JP4570806B2 (ja) * 2001-04-11 2010-10-27 セイコーインスツル株式会社 半導体集積回路装置の製造方法
DE10153315B4 (de) * 2001-10-29 2004-05-19 Infineon Technologies Ag Halbleiterbauelement
GB2393325B (en) * 2001-11-30 2006-04-19 Shindengen Electric Mfg Semiconductor device and manufacturing method thereof
KR100541139B1 (ko) * 2003-10-02 2006-01-11 주식회사 케이이씨 트렌치 모스 및 그 제조 방법
CN1314130C (zh) * 2004-01-05 2007-05-02 东南大学 纵向多面栅金属－氧化物－半导体场效应晶体管及其制造方法
US7265415B2 (en) * 2004-10-08 2007-09-04 Fairchild Semiconductor Corporation MOS-gated transistor with reduced miller capacitance
JP2006202931A (ja) 2005-01-20 2006-08-03 Renesas Technology Corp 半導体装置およびその製造方法
JP2006344759A (ja) 2005-06-08 2006-12-21 Sharp Corp トレンチ型ｍｏｓｆｅｔ及びその製造方法
US7655977B2 (en) * 2005-10-18 2010-02-02 International Rectifier Corporation Trench IGBT for highly capacitive loads
JP5113331B2 (ja) * 2005-12-16 2013-01-09 ルネサスエレクトロニクス株式会社 半導体装置
DE102005060702B4 (de) * 2005-12-19 2015-01-22 Infineon Technologies Austria Ag Vertikaler MOS-Transistor mit geringem Einschaltwiderstand
KR100922934B1 (ko) 2007-12-26 2009-10-22 주식회사 동부하이텍 반도체 소자 및 그 제조방법
CN101924103A (zh) * 2009-06-09 2010-12-22 上海韦尔半导体股份有限公司 沟槽式功率mosfet及其制造方法
US8318575B2 (en) 2011-02-07 2012-11-27 Infineon Technologies Ag Compressive polycrystalline silicon film and method of manufacture thereof
JP2012182483A (ja) * 2012-05-11 2012-09-20 Renesas Electronics Corp 半導体装置の製造方法
US9653455B1 (en) * 2015-11-10 2017-05-16 Analog Devices Global FET—bipolar transistor combination

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379305A (en) * 1980-05-29 1983-04-05 General Instrument Corp. Mesh gate V-MOS power FET
US4568958A (en) * 1984-01-03 1986-02-04 General Electric Company Inversion-mode insulated-gate gallium arsenide field-effect transistors
US4859621A (en) * 1988-02-01 1989-08-22 General Instrument Corp. Method for setting the threshold voltage of a vertical power MOSFET
US4961100A (en) * 1988-06-20 1990-10-02 General Electric Company Bidirectional field effect semiconductor device and circuit
US5506421A (en) * 1992-11-24 1996-04-09 Cree Research, Inc. Power MOSFET in silicon carbide
US5795793A (en) * 1994-09-01 1998-08-18 International Rectifier Corporation Process for manufacture of MOS gated device with reduced mask count
US5592005A (en) * 1995-03-31 1997-01-07 Siliconix Incorporated Punch-through field effect transistor
US5661322A (en) * 1995-06-02 1997-08-26 Siliconix Incorporated Bidirectional blocking accumulation-mode trench power MOSFET

Also Published As

Publication number Publication date
DE19918198B4 (de) 2008-04-17
CN1234613A (zh) 1999-11-10
JPH11354794A (ja) 1999-12-24
GB2336721A (en) 1999-10-27
GB9909419D0 (en) 1999-06-23
KR100340703B1 (ko) 2002-06-15
DE19918198A1 (de) 1999-12-09
GB2336721B (en) 2003-04-02
CN1166002C (zh) 2004-09-08
KR19990083441A (ko) 1999-11-25

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MM4A Annulment or lapse of patent due to non-payment of fees