FR2268360A1 - - Google Patents

Info

Publication number
FR2268360A1
FR2268360A1 FR7512039A FR7512039A FR2268360A1 FR 2268360 A1 FR2268360 A1 FR 2268360A1 FR 7512039 A FR7512039 A FR 7512039A FR 7512039 A FR7512039 A FR 7512039A FR 2268360 A1 FR2268360 A1 FR 2268360A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7512039A
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.)
Multi State Devices Ltd
Original Assignee
Multi State Devices 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 Multi State Devices Ltd filed Critical Multi State Devices Ltd
Publication of FR2268360A1 publication Critical patent/FR2268360A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment
    • H02H7/205—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment for controlled semi-conductors which are not included in a specific circuit arrangement
    • 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
FR7512039A 1974-04-19 1975-04-17 Withdrawn FR2268360A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA197,818A CA991756A (en) 1974-04-19 1974-04-19 Semi-conductor thermal protection arrangement

Publications (1)

Publication Number Publication Date
FR2268360A1 true FR2268360A1 (fr) 1975-11-14

Family

ID=4099735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512039A Withdrawn FR2268360A1 (fr) 1974-04-19 1975-04-17

Country Status (9)

Country Link
US (1) US3942075A (fr)
AU (1) AU8000375A (fr)
BE (1) BE827855A (fr)
CA (1) CA991756A (fr)
DE (1) DE2516269A1 (fr)
FR (1) FR2268360A1 (fr)
GB (1) GB1476089A (fr)
NL (1) NL7504095A (fr)
SE (1) SE400426B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2310027A1 (fr) * 1975-05-02 1976-11-26 Rca Corp Circuit de protection thermique pour amplificateurs
FR2492609A1 (fr) * 1980-10-21 1982-04-23 Thomson Csf Procede et dispositif de protection thermique d'un amplificateur integre

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987342A (en) * 1975-11-24 1976-10-19 Altec Corporation Protective circuit utilizing multilevel power supply output
US4087848A (en) * 1976-09-20 1978-05-02 Cutler-Hammer, Inc. Thermally self-protected power switching semiconductor device
USRE30514E (en) * 1976-09-20 1981-02-10 Eaton Corporation Thermally self-protected power switching semiconductor device
US4329726A (en) 1978-12-01 1982-05-11 Raychem Corporation Circuit protection devices comprising PTC elements
US4467386A (en) * 1982-11-17 1984-08-21 Rca Corporation Fail-safe sensor circuit
FR2608289B2 (fr) * 1986-02-04 1989-10-13 Cepe Perfectionnement au dispositif de regulation thermique d'une enceinte
GB9016668D0 (en) * 1990-07-30 1990-09-12 Nad Electronics Ltd Power amplifier protection circuit
US5847436A (en) * 1994-03-18 1998-12-08 Kabushiki Kaisha Tokai Rika Denki Seisakusho Bipolar transistor having integrated thermistor shunt
SE511337C2 (sv) * 1996-11-08 1999-09-13 Ericsson Telefon Ab L M Anordning för att skydda sluttransistorerna i en effektförstärkare
JP2976924B2 (ja) * 1997-05-19 1999-11-10 日本電気株式会社 薄膜感温抵抗材料およびその製造方法
WO2000016476A1 (fr) * 1998-09-14 2000-03-23 Nokia Networks Oy Systeme et procede pour la compensation de la puissance de sortie pour la temperature reelle d'un dispositif
JP3810411B2 (ja) * 2004-01-23 2006-08-16 Ｎｅｃエレクトロニクス株式会社 集積回路装置
JP4541717B2 (ja) * 2004-02-09 2010-09-08 ルネサスエレクトロニクス株式会社 集積回路装置及びその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3402131A (en) * 1964-07-28 1968-09-17 Hitachi Ltd Thermistor composition containing vanadium dioxide
US3522480A (en) * 1968-02-02 1970-08-04 Us Navy Protection circuit for power transistor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2310027A1 (fr) * 1975-05-02 1976-11-26 Rca Corp Circuit de protection thermique pour amplificateurs
FR2492609A1 (fr) * 1980-10-21 1982-04-23 Thomson Csf Procede et dispositif de protection thermique d'un amplificateur integre

Also Published As

Publication number Publication date
AU8000375A (en) 1976-10-14
US3942075A (en) 1976-03-02
NL7504095A (nl) 1975-10-21
GB1476089A (en) 1977-06-10
SE400426B (sv) 1978-03-20
SE7504515L (sv) 1975-10-20
DE2516269A1 (de) 1975-11-06
CA991756A (en) 1976-06-22
BE827855A (fr) 1975-07-31

Similar Documents

Publication Publication Date Title
FR2264204B1 (fr)
FR2268360A1 (fr)
JPS5159884A (fr)
FR2288055B1 (fr)
FR2286956B1 (fr)
JPS5124817U (fr)
AU495898B2 (fr)
JPS5145164Y2 (fr)
AU7463174A (fr)
IN143025B (fr)
JPS50105184A (fr)
JPS5114811U (fr)
JPS50128959A (fr)
JPS50112311U (fr)
BG19893A1 (fr)
BG20747A2 (fr)
BG19770A1 (fr)
CH580332A5 (fr)
AU480264A (fr)
AU480209A (fr)
BG19882A1 (fr)
CH596143A5 (fr)
CH584815A5 (fr)
CH584549A5 (fr)
CH580183A5 (fr)

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse