FI940078A - Virtapiirin suojajärjestely - Google Patents

Virtapiirin suojajärjestely Download PDF

Info

Publication number
FI940078A
FI940078A FI940078A FI940078A FI940078A FI 940078 A FI940078 A FI 940078A FI 940078 A FI940078 A FI 940078A FI 940078 A FI940078 A FI 940078A FI 940078 A FI940078 A FI 940078A
Authority
FI
Finland
Prior art keywords
arrangement
fet
line
resistance
circuit protection
Prior art date
Application number
FI940078A
Other languages
English (en)
Swedish (sv)
Other versions
FI940078A0 (fi
Inventor
Dennis Malcolm Pryor
Michael Challis
Original Assignee
Raychem 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 Raychem Ltd filed Critical Raychem Ltd
Publication of FI940078A0 publication Critical patent/FI940078A0/fi
Publication of FI940078A publication Critical patent/FI940078A/fi

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for dc applications
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/785—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling field-effect transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Electronic Switches (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Air Bags (AREA)
  • Dc-Dc Converters (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Protection Of Static Devices (AREA)
FI940078A 1991-07-08 1994-01-07 Virtapiirin suojajärjestely FI940078A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919114717A GB9114717D0 (en) 1991-07-08 1991-07-08 Circuit protection arrangement
PCT/GB1992/001237 WO1993001639A1 (en) 1991-07-08 1992-07-08 Circuit protection arrangement

Publications (2)

Publication Number Publication Date
FI940078A0 FI940078A0 (fi) 1994-01-07
FI940078A true FI940078A (fi) 1994-01-07

Family

ID=10698005

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940078A FI940078A (fi) 1991-07-08 1994-01-07 Virtapiirin suojajärjestely

Country Status (14)

Country Link
EP (1) EP0593588B1 (fi)
JP (1) JPH06508980A (fi)
KR (1) KR940701595A (fi)
AT (1) ATE150910T1 (fi)
AU (1) AU665957B2 (fi)
BR (1) BR9206251A (fi)
CA (1) CA2111966A1 (fi)
DE (1) DE69218602T2 (fi)
ES (1) ES2101107T3 (fi)
FI (1) FI940078A (fi)
GB (1) GB9114717D0 (fi)
NO (1) NO308757B1 (fi)
NZ (1) NZ243474A (fi)
WO (1) WO1993001639A1 (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9213992D0 (en) * 1992-07-01 1992-08-12 Raychem Ltd Remotely actuated switch and protection circuit
TW264598B (fi) * 1992-07-01 1995-12-01 Ray Chem Ltd
GB9223770D0 (en) * 1992-11-12 1992-12-23 Raychem Ltd Communication channel testing arrangement
US5696659A (en) * 1993-02-10 1997-12-09 Maruo; Masaya Overcurrent protective circuit and semiconductor device
GB9820132D0 (en) 1998-09-16 1998-11-11 Raychem Ltd Battery over-discharge protection
US6614881B1 (en) 2000-10-17 2003-09-02 Tyco Electronics Corporation Remotely operable telecommunications conductor test circuit and method for using the same
WO2006050568A1 (en) * 2004-11-12 2006-05-18 Fultec Semiconductor Inc. A surge protection device
CN102007660B (zh) 2008-04-16 2014-07-09 柏恩氏股份有限公司 限流电涌保护装置
US10205313B2 (en) 2015-07-24 2019-02-12 Symptote Technologies, LLC Two-transistor devices for protecting circuits from sustained overcurrent
CN110994547B (zh) * 2015-09-21 2022-04-01 西普托特技术有限责任公司 用于保护电路的单晶体管器件以及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110809A (en) * 1976-12-30 1978-08-29 Lockheed Aircraft Corporation Solid state power controller with low level signal control
DE2811696C3 (de) * 1978-03-17 1980-09-11 Schmid Fernmeldetechnik, Zuerich (Schweiz) Elektronischer Koppelpunkt zum Durchschalten von Fernsprech- oder Datensignalen in einer symmetrischen Verteil- und Koppelanordnung
US4603234A (en) * 1983-04-04 1986-07-29 Gte Lenkurt Incorporated Switching circuit including current limiting and initializing signal isolation
US4533970A (en) * 1983-06-27 1985-08-06 Motorola, Inc. Series current limiter
DE3725390A1 (de) * 1987-07-31 1989-02-09 Wickmann Werke Gmbh Schaltsicherung
US4835649A (en) * 1987-12-14 1989-05-30 United Technologies Corporation Self-latching current limiter
US5191279A (en) * 1990-03-15 1993-03-02 Ixys Corporation Current limiting method and apparatus

Also Published As

Publication number Publication date
KR940701595A (ko) 1994-05-28
WO1993001639A1 (en) 1993-01-21
DE69218602T2 (de) 1997-11-13
NO308757B1 (no) 2000-10-23
ES2101107T3 (es) 1997-07-01
NO940063L (no) 1994-01-07
AU2244192A (en) 1993-02-11
FI940078A0 (fi) 1994-01-07
DE69218602D1 (de) 1997-04-30
GB9114717D0 (en) 1991-08-28
AU665957B2 (en) 1996-01-25
EP0593588B1 (en) 1997-03-26
CA2111966A1 (en) 1993-01-21
BR9206251A (pt) 1994-12-20
EP0593588A1 (en) 1994-04-27
ATE150910T1 (de) 1997-04-15
NO940063D0 (no) 1994-01-07
NZ243474A (en) 1995-07-26
JPH06508980A (ja) 1994-10-06

Similar Documents

Publication Publication Date Title
SE9701689L (sv) Kretsanordning med effekt-FET och kortslutningsavkänning
SE7902932L (sv) Tvapoligt overstromsskydd
HUP0001255A2 (hu) Visszakapcsolható elektronikus túláramvédő kapcsoló
BR9106976A (pt) Arranjo de protecao de circuito
ATE282256T1 (de) Überstromschutzschaltung
ATE112911T1 (de) Halbleiterüberspannungsschutzschaltung.
SE8106947L (sv) Anordning for skydd mot overhettning och overspenning vid en spenningsbegrensande krets
DE69723159D1 (de) Zweipol-Lichtbogenunterdrücker
ATE420480T1 (de) Überstromschutzschaltung
FI940078A (fi) Virtapiirin suojajärjestely
ATE25307T1 (de) Fehlerstromschutzschalter.
DK0734106T3 (da) Anordning til afledning af overspændinger og til slukning af netfølgestrømmen
EP0373713A3 (en) Semiconductor circuit having an excess voltage protection circuit
GB1517443A (en) Electrical overload protection circuit
DE59108266D1 (de) Schaltungsanordnung zur Stromversorgung
GB2011141A (en) Temperature sensitive switching arrangements
KR920017186U (ko) 저압회로차단기의 한류장치
IT1241835B (it) Dispositivo di commutazione di tensione o corrente con mezzi per limi-tare la tensione ai capi dell'interruttore, e sistema di commutazione per alta tensione realizzato con detto dispositivo
ATE124180T1 (de) Motorüberwachungsschalter.
JPS57178422A (en) Alternating-current two-wire type contactless switch
ES8707829A1 (es) Un dispositivo electronico de dos terminales
TH19290A (th) การจัดสำหรับการป้องกันวงจร

Legal Events

Date Code Title Description
FD Application lapsed