GB2294598A - A protection device using field effect transistors - Google Patents

A protection device using field effect transistors

Info

Publication number
GB2294598A
GB2294598A GB9526606A GB9526606A GB2294598A GB 2294598 A GB2294598 A GB 2294598A GB 9526606 A GB9526606 A GB 9526606A GB 9526606 A GB9526606 A GB 9526606A GB 2294598 A GB2294598 A GB 2294598A
Authority
GB
United Kingdom
Prior art keywords
field effect
protection device
effect transistors
channel fet
transients
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.)
Granted
Application number
GB9526606A
Other versions
GB2294598B (en
GB9526606D0 (en
Inventor
Richard Allen Harris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Queensland UQ
Original Assignee
University of Queensland UQ
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 University of Queensland UQ filed Critical University of Queensland UQ
Publication of GB9526606D0 publication Critical patent/GB9526606D0/en
Publication of GB2294598A publication Critical patent/GB2294598A/en
Application granted granted Critical
Publication of GB2294598B publication Critical patent/GB2294598B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • H02H9/025—Current limitation using field effect transistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Junction Field-Effect Transistors (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Electronic Switches (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)

Abstract

A device which may protect circuits or equipment from overload or transients is disclosed. The device includes a unit (5) consisting of a p-channel FET (7) and an n-channel FET (6) connected with their conductive channels in series and the gate of each transistor coupled to the drain terminal of the other. <IMAGE>
GB9526606A 1993-07-01 1994-06-29 A protection device using field effect transistors Expired - Lifetime GB2294598B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPL971193 1993-07-01
PCT/AU1994/000358 WO1995001667A1 (en) 1993-07-01 1994-06-29 A protection device using field effect transistors

Publications (3)

Publication Number Publication Date
GB9526606D0 GB9526606D0 (en) 1996-02-28
GB2294598A true GB2294598A (en) 1996-05-01
GB2294598B GB2294598B (en) 1997-11-19

Family

ID=3777023

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9526606A Expired - Lifetime GB2294598B (en) 1993-07-01 1994-06-29 A protection device using field effect transistors

Country Status (7)

Country Link
JP (1) JP3547135B2 (en)
KR (1) KR960703496A (en)
CA (1) CA2166418A1 (en)
DE (1) DE4494617T1 (en)
GB (1) GB2294598B (en)
NZ (1) NZ267940A (en)
WO (1) WO1995001667A1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7342433B2 (en) 2004-11-09 2008-03-11 Fultec Semiconductor, Inc. Apparatus and method for enhanced transient blocking
US7369387B2 (en) 2004-11-09 2008-05-06 Fultec Semiconductor, Inc. Apparatus and method for temperature-dependent transient blocking
US7492566B2 (en) 2005-01-14 2009-02-17 Bourns, Inc. Low resistance transient blocking unit
US7576962B2 (en) 2005-06-16 2009-08-18 Bourns, Inc. Transient blocking apparatus with reset
US7646576B2 (en) 2004-11-09 2010-01-12 Bourns, Inc. Apparatus and method for high-voltage transient blocking using low voltage elements

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW407371B (en) * 1997-04-25 2000-10-01 Siemens Ag Equipment to limited alternative current, especially in short-circuit case
DE19725870A1 (en) * 1997-06-18 1999-01-07 Siemens Ag AC limiting circuit based on silicon-carbide FETs
AUPS045702A0 (en) * 2002-02-12 2002-03-07 Fultech Pty Ltd A protection device
TW200509496A (en) * 2003-08-21 2005-03-01 Fultec Pty Ltd Proprietary Integrated electronic disconnecting circuits, methods, and systems
US20060098363A1 (en) * 2004-11-09 2006-05-11 Fultec Semiconductors, Inc. Integrated transient blocking unit compatible with very high voltages
US20080272823A1 (en) * 2007-05-03 2008-11-06 Dsm Solutions, Inc. JFET Passgate Circuit and Method of Operation
CN101796639B (en) * 2007-09-10 2012-11-21 柏恩氏股份有限公司 Common gate connected high voltage transient blocking unit
EP2327275B1 (en) 2008-08-19 2016-02-10 Nxp B.V. A surge protection circuit having serially connected series switches
US8455948B2 (en) 2011-01-07 2013-06-04 Infineon Technologies Austria Ag Transistor arrangement with a first transistor and with a plurality of second transistors
US8569842B2 (en) * 2011-01-07 2013-10-29 Infineon Technologies Austria Ag Semiconductor device arrangement with a first semiconductor device and with a plurality of second semiconductor devices
US8866253B2 (en) 2012-01-31 2014-10-21 Infineon Technologies Dresden Gmbh Semiconductor arrangement with active drift zone
DK2634882T3 (en) 2012-02-29 2014-12-08 Abb Technology Ltd DC supply unit for a power supply unit
US9400513B2 (en) 2014-06-30 2016-07-26 Infineon Technologies Austria Ag Cascode circuit
US10692854B2 (en) * 2017-03-28 2020-06-23 Semtech Corporation Method and device for electrical overstress and electrostatic discharge protection
CN109115308B (en) * 2018-09-26 2020-11-06 惠州华阳通用电子有限公司 Vehicle oil quantity detection device and method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533970A (en) * 1983-06-27 1985-08-06 Motorola, Inc. Series current limiter
JPH0348456A (en) * 1989-07-14 1991-03-01 Masaya Maruo Overcurrent protection circuit and semiconductor device
JPH0353613A (en) * 1989-07-21 1991-03-07 Masaya Maruo Overcurrent protection circuit and semiconductor device
JPH0365020A (en) * 1989-07-31 1991-03-20 Masaya Maruo Overcurrent protective circuit and semiconductor device
JPH03145918A (en) * 1989-10-31 1991-06-21 Masaya Maruo Overvoltage/overcurrent protecting circuit
AU7503591A (en) * 1990-04-28 1991-11-07 Alcatel N.V. Current limiter circuit
DE4022253A1 (en) * 1990-07-11 1992-01-16 Krone Ag Current limiting circuit for telecommunication installation - couples source electrodes of two FETs via resistance

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS579291B2 (en) * 1974-02-04 1982-02-20
EP0684677B1 (en) * 1993-02-10 2003-12-17 Line Electronics Corporation Overcurrent protective circuit and semiconductor device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533970A (en) * 1983-06-27 1985-08-06 Motorola, Inc. Series current limiter
JPH0348456A (en) * 1989-07-14 1991-03-01 Masaya Maruo Overcurrent protection circuit and semiconductor device
JPH0353613A (en) * 1989-07-21 1991-03-07 Masaya Maruo Overcurrent protection circuit and semiconductor device
JPH0365020A (en) * 1989-07-31 1991-03-20 Masaya Maruo Overcurrent protective circuit and semiconductor device
JPH03145918A (en) * 1989-10-31 1991-06-21 Masaya Maruo Overvoltage/overcurrent protecting circuit
AU7503591A (en) * 1990-04-28 1991-11-07 Alcatel N.V. Current limiter circuit
DE4022253A1 (en) * 1990-07-11 1992-01-16 Krone Ag Current limiting circuit for telecommunication installation - couples source electrodes of two FETs via resistance

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Patent Abstracts of Japan, E-1067, page 52 & JP 03 048456 A *
Patent Abstracts of Japan, E-1070, page 43 & JP 03 053613 A *
Patent Abstracts of Japan, E-1075, page 141 & JP 03 065020 A *
Patent Abstracts of Japan, E-1113, page 22 & JP 03 145918 A *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7342433B2 (en) 2004-11-09 2008-03-11 Fultec Semiconductor, Inc. Apparatus and method for enhanced transient blocking
US7369387B2 (en) 2004-11-09 2008-05-06 Fultec Semiconductor, Inc. Apparatus and method for temperature-dependent transient blocking
US7646576B2 (en) 2004-11-09 2010-01-12 Bourns, Inc. Apparatus and method for high-voltage transient blocking using low voltage elements
US7492566B2 (en) 2005-01-14 2009-02-17 Bourns, Inc. Low resistance transient blocking unit
US7576962B2 (en) 2005-06-16 2009-08-18 Bourns, Inc. Transient blocking apparatus with reset

Also Published As

Publication number Publication date
GB2294598B (en) 1997-11-19
JP3547135B2 (en) 2004-07-28
NZ267940A (en) 1996-09-25
KR960703496A (en) 1996-08-17
WO1995001667A1 (en) 1995-01-12
JPH08512191A (en) 1996-12-17
DE4494617T1 (en) 1996-11-21
CA2166418A1 (en) 1995-01-12
GB9526606D0 (en) 1996-02-28

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120202 AND 20120208

PE20 Patent expired after termination of 20 years

Expiry date: 20140628