GB1481458A - Interrupter units for dc power supplies - Google Patents

Interrupter units for dc power supplies

Info

Publication number
GB1481458A
GB1481458A GB4404674A GB4404674A GB1481458A GB 1481458 A GB1481458 A GB 1481458A GB 4404674 A GB4404674 A GB 4404674A GB 4404674 A GB4404674 A GB 4404674A GB 1481458 A GB1481458 A GB 1481458A
Authority
GB
United Kingdom
Prior art keywords
load
transistor
overload
circuit
turn
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.)
Expired
Application number
GB4404674A
Other languages
English (en)
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Publication of GB1481458A publication Critical patent/GB1481458A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
    • 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
    • H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
    • 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
    • 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
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/615—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors in a Darlington configuration

Landscapes

  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB4404674A 1973-11-05 1974-10-10 Interrupter units for dc power supplies Expired GB1481458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7339208A FR2250238B1 (enrdf_load_stackoverflow) 1973-11-05 1973-11-05

Publications (1)

Publication Number Publication Date
GB1481458A true GB1481458A (en) 1977-07-27

Family

ID=9127274

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4404674A Expired GB1481458A (en) 1973-11-05 1974-10-10 Interrupter units for dc power supplies

Country Status (2)

Country Link
FR (1) FR2250238B1 (enrdf_load_stackoverflow)
GB (1) GB1481458A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156611A (en) * 1984-01-17 1985-10-09 Levitt Safety Ltd Intrinsically safe battery pack e g for a miner's lamp
US5319515A (en) * 1990-10-12 1994-06-07 Raychem Limited Circuit protection arrangement
US5465188A (en) * 1990-12-13 1995-11-07 Raychem Limited Circuit protection device
US5625519A (en) * 1990-10-12 1997-04-29 Raychem Limited Circuit protection arrangement
US6118641A (en) * 1991-01-07 2000-09-12 Raychem Limited Overcurrent protection device
US6404608B1 (en) 1990-10-12 2002-06-11 Tyco Electronics Uk Ltd. Overcurrent protection device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156611A (en) * 1984-01-17 1985-10-09 Levitt Safety Ltd Intrinsically safe battery pack e g for a miner's lamp
US5319515A (en) * 1990-10-12 1994-06-07 Raychem Limited Circuit protection arrangement
US5625519A (en) * 1990-10-12 1997-04-29 Raychem Limited Circuit protection arrangement
US6404608B1 (en) 1990-10-12 2002-06-11 Tyco Electronics Uk Ltd. Overcurrent protection device
US5465188A (en) * 1990-12-13 1995-11-07 Raychem Limited Circuit protection device
US6118641A (en) * 1991-01-07 2000-09-12 Raychem Limited Overcurrent protection device

Also Published As

Publication number Publication date
FR2250238A1 (enrdf_load_stackoverflow) 1975-05-30
FR2250238B1 (enrdf_load_stackoverflow) 1976-05-07

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee