FI58414C - Kortslutnings- och oeverbelastningsskyddsanordning foer en med halvledarelement foersedd foerstaerkare - Google Patents

Kortslutnings- och oeverbelastningsskyddsanordning foer en med halvledarelement foersedd foerstaerkare Download PDF

Info

Publication number
FI58414C
FI58414C FI750465A FI750465A FI58414C FI 58414 C FI58414 C FI 58414C FI 750465 A FI750465 A FI 750465A FI 750465 A FI750465 A FI 750465A FI 58414 C FI58414 C FI 58414C
Authority
FI
Finland
Prior art keywords
control transistor
amplifier
voltage
resistor
transistor
Prior art date
Application number
FI750465A
Other languages
English (en)
Finnish (fi)
Other versions
FI58414B (fi
FI750465A7 (cg-RX-API-DMAC7.html
Inventor
Lothar Bartoleit
Walter Herrmann
Original Assignee
Neumann Elektronik 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 Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh
Publication of FI750465A7 publication Critical patent/FI750465A7/fi
Publication of FI58414B publication Critical patent/FI58414B/fi
Application granted granted Critical
Publication of FI58414C publication Critical patent/FI58414C/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • 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
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • 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
    • 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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/041—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature additionally responsive to excess current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Electronic Switches (AREA)
FI750465A 1974-03-01 1975-02-19 Kortslutnings- och oeverbelastningsskyddsanordning foer en med halvledarelement foersedd foerstaerkare FI58414C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2409798 1974-03-01
DE2409798A DE2409798B2 (de) 1974-03-01 1974-03-01 Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten Verstärker

Publications (3)

Publication Number Publication Date
FI750465A7 FI750465A7 (cg-RX-API-DMAC7.html) 1975-09-02
FI58414B FI58414B (fi) 1980-09-30
FI58414C true FI58414C (fi) 1981-01-12

Family

ID=5908797

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750465A FI58414C (fi) 1974-03-01 1975-02-19 Kortslutnings- och oeverbelastningsskyddsanordning foer en med halvledarelement foersedd foerstaerkare

Country Status (3)

Country Link
AT (1) AT337253B (cg-RX-API-DMAC7.html)
DE (1) DE2409798B2 (cg-RX-API-DMAC7.html)
FI (1) FI58414C (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103455A3 (en) * 1982-09-10 1984-07-11 Fujitsu Limited Power supply circuit
CA1253915A (en) * 1984-07-05 1989-05-09 Kazuhiro Sato Overcurrent protection circuit

Also Published As

Publication number Publication date
FI58414B (fi) 1980-09-30
DE2409798B2 (de) 1978-09-14
AT337253B (de) 1977-06-27
FI750465A7 (cg-RX-API-DMAC7.html) 1975-09-02
ATA22575A (de) 1976-10-15
DE2409798A1 (de) 1975-09-11

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: NEUMANN ELEKTRONIK GMBH