DK652987A - Kredsloeb til beskyttelse af et elektronisk apparat imod overbelastning - Google Patents

Kredsloeb til beskyttelse af et elektronisk apparat imod overbelastning

Info

Publication number
DK652987A
DK652987A DK652987A DK652987A DK652987A DK 652987 A DK652987 A DK 652987A DK 652987 A DK652987 A DK 652987A DK 652987 A DK652987 A DK 652987A DK 652987 A DK652987 A DK 652987A
Authority
DK
Denmark
Prior art keywords
mosfet
circuit
current
protecting
electronic device
Prior art date
Application number
DK652987A
Other languages
English (en)
Other versions
DK652987D0 (da
Inventor
Martin Brahms
Original Assignee
Kabelmetal Electro Gmbh
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 Kabelmetal Electro Gmbh filed Critical Kabelmetal Electro Gmbh
Publication of DK652987D0 publication Critical patent/DK652987D0/da
Publication of DK652987A publication Critical patent/DK652987A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers
    • 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
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Control Of Electric Motors In General (AREA)
  • Electronic Switches (AREA)
  • Amplifiers (AREA)
  • Control Of Electrical Variables (AREA)
DK652987A 1986-12-13 1987-12-11 Kredsloeb til beskyttelse af et elektronisk apparat imod overbelastning DK652987A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863642624 DE3642624A1 (de) 1986-12-13 1986-12-13 Schaltungsanordnung zum Schutz elektronischer Geraete gegen UEberlastung

Publications (2)

Publication Number Publication Date
DK652987D0 DK652987D0 (da) 1987-12-11
DK652987A true DK652987A (da) 1988-06-14

Family

ID=6316119

Family Applications (1)

Application Number Title Priority Date Filing Date
DK652987A DK652987A (da) 1986-12-13 1987-12-11 Kredsloeb til beskyttelse af et elektronisk apparat imod overbelastning

Country Status (8)

Country Link
US (1) US4849850A (da)
EP (1) EP0275352B1 (da)
CN (1) CN1007770B (da)
AT (1) ATE77010T1 (da)
DE (2) DE3642624A1 (da)
DK (1) DK652987A (da)
ES (1) ES2033743T3 (da)
GR (1) GR3004857T3 (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977477A (en) * 1989-08-03 1990-12-11 Motorola, Inc. Short-circuit protected switched output circuit
US5192901A (en) * 1990-03-16 1993-03-09 Cherry Semiconductor Corporation Short circuit protection
DE69019746T2 (de) * 1990-08-29 1996-01-25 Ibm Überlastungsschutzschaltung.
DE4138989A1 (de) * 1991-11-27 1993-06-03 Ant Nachrichtentech Verfahren zur begrenzung des stromes ueber ein stellglied sowie anordnung
US5204636A (en) * 1992-05-05 1993-04-20 Xerox Corporation Dynamic limiting circuit for an amplifier
DE4342480C1 (de) * 1993-12-13 1995-07-27 Siemens Ag Fernspeiseschaltung in Kommunikationssystemen
DE4431077C1 (de) * 1994-09-01 1995-08-31 Ant Nachrichtentech Überstrombegrenzungseinrichtung
DE19532156C1 (de) * 1995-08-31 1996-10-24 Siemens Ag Speiseschaltung für Kommunikationseinrichtungen
EP0913753A1 (en) * 1997-10-29 1999-05-06 STMicroelectronics S.r.l. Electronic regulation circuit for driving a power device and corresponding protection method of such device
DE29909206U1 (de) 1999-05-28 2000-10-05 Ellenberger & Poensgen Schutzeinrichtung
US6744229B2 (en) * 2002-03-28 2004-06-01 Sunonwealth Electric Machine Industry Co., Ltd Safety-guard detective circuit of a fan motor
DE102006022158A1 (de) * 2006-05-12 2007-11-15 Beckhoff Automation Gmbh Leistungsschaltung mit Kurzschlussschutzschaltung
US7843248B1 (en) * 2007-11-01 2010-11-30 Intersil Americas Inc. Analog switch with overcurrent detection
DE102016114032A1 (de) * 2016-07-29 2018-02-01 Endress+Hauser Flowtec Ag Eigensichere Schaltungsanordnung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2360678B2 (de) * 1973-12-05 1978-04-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Kurzschluß- und Überlastsicherung eines elektronischen Leistungsschaltkreises mit einer Endstufe
US4019096A (en) * 1976-06-07 1977-04-19 Rockwell International Corporation Current limiting apparatus
DE2648102A1 (de) * 1976-10-23 1978-04-27 Bbc Brown Boveri & Cie Anordnung zur optimalen leistungsabgabe im ueberlastbereich bei kurzschluss- und ueberlastgeschuetzten leistungsschaltstufen
DE3042138A1 (de) * 1980-11-03 1982-05-27 Mannesmann AG, 4000 Düsseldorf Schutzschaltungs-vorrichtung fuer einen gleichstrommotor, insbesondere fuer einen drucker-aufwickel-gleichstrommotor
DE3121754C1 (de) * 1981-06-01 1982-12-09 Siemens AG, 1000 Berlin und 8000 München Leistungsschalter mit einem Feldeffekttransistor
US4394703A (en) * 1981-12-24 1983-07-19 Gte Automatic Electric Labs Inc. Load protecting arrangement
AR241565A1 (es) * 1984-12-19 1992-08-31 Siemens Ag Disposicion de circuito para proteger un circuito de alimentacion de abonado en una central de enlace telefonico, preferentemente digital
US4709160A (en) * 1986-08-25 1987-11-24 Rockwell International Corporation Solid state dc power switch

Also Published As

Publication number Publication date
DE3642624A1 (de) 1988-06-23
DK652987D0 (da) 1987-12-11
ATE77010T1 (de) 1992-06-15
CN1007770B (zh) 1990-04-25
ES2033743T3 (es) 1993-04-01
GR3004857T3 (da) 1993-04-28
EP0275352B1 (de) 1992-06-03
US4849850A (en) 1989-07-18
CN87107404A (zh) 1988-06-29
DE3779606D1 (en) 1992-07-09
EP0275352A1 (de) 1988-07-27

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment