IT1074446B - Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata - Google Patents

Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata

Info

Publication number
IT1074446B
IT1074446B IT30659/76A IT3065976A IT1074446B IT 1074446 B IT1074446 B IT 1074446B IT 30659/76 A IT30659/76 A IT 30659/76A IT 3065976 A IT3065976 A IT 3065976A IT 1074446 B IT1074446 B IT 1074446B
Authority
IT
Italy
Prior art keywords
power integrated
integrated circuit
monolithic power
short circuit
delayed short
Prior art date
Application number
IT30659/76A
Other languages
English (en)
Italian (it)
Inventor
Giovanni Ghiringhelli
Bruno Murai
Original Assignee
Ates Componenti Elettron
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 Ates Componenti Elettron filed Critical Ates Componenti Elettron
Priority to IT30659/76A priority Critical patent/IT1074446B/it
Priority to DE19772756044 priority patent/DE2756044A1/de
Priority to SE7714425A priority patent/SE425200B/sv
Priority to US05/862,355 priority patent/US4157513A/en
Priority to FR7738389A priority patent/FR2375741A1/fr
Priority to JP15306077A priority patent/JPS5378187A/ja
Priority to GB53145/77A priority patent/GB1547736A/en
Priority to US06/025,539 priority patent/US4268887A/en
Application granted granted Critical
Publication of IT1074446B publication Critical patent/IT1074446B/it

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
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of DC component by short circuits in AC networks
    • 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
    • H02H5/044—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 using a semiconductor device to sense the temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Bipolar Transistors (AREA)
  • Semiconductor Integrated Circuits (AREA)
IT30659/76A 1976-12-21 1976-12-21 Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata IT1074446B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT30659/76A IT1074446B (it) 1976-12-21 1976-12-21 Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata
DE19772756044 DE2756044A1 (de) 1976-12-21 1977-12-15 Halbleitervorrichtung
SE7714425A SE425200B (sv) 1976-12-21 1977-12-19 Halvledaranordning
US05/862,355 US4157513A (en) 1976-12-21 1977-12-20 Protective system for power stage of monolithic circuitry
FR7738389A FR2375741A1 (fr) 1976-12-21 1977-12-20 Dispositif de protection a semi-conducteurs
JP15306077A JPS5378187A (en) 1976-12-21 1977-12-21 Semiconductor
GB53145/77A GB1547736A (en) 1976-12-21 1977-12-21 Semiconductor device having an intergrated circiut including protection means
US06/025,539 US4268887A (en) 1976-12-21 1979-03-30 Protective system for power stage of IC amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30659/76A IT1074446B (it) 1976-12-21 1976-12-21 Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata

Publications (1)

Publication Number Publication Date
IT1074446B true IT1074446B (it) 1985-04-20

Family

ID=11230646

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30659/76A IT1074446B (it) 1976-12-21 1976-12-21 Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata

Country Status (7)

Country Link
US (2) US4157513A (OSRAM)
JP (1) JPS5378187A (OSRAM)
DE (1) DE2756044A1 (OSRAM)
FR (1) FR2375741A1 (OSRAM)
GB (1) GB1547736A (OSRAM)
IT (1) IT1074446B (OSRAM)
SE (1) SE425200B (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1074446B (it) * 1976-12-21 1985-04-20 Ates Componenti Elettron Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata
JPS5510208A (en) * 1978-07-07 1980-01-24 Hitachi Ltd Aso protection circuit
US4321648A (en) * 1981-02-25 1982-03-23 Rca Corporation Over-current protection circuits for power transistors
US4480196A (en) * 1982-05-21 1984-10-30 Northern Telecom Limited Input protection circuits for integrated circuit devices
US4709171A (en) * 1982-05-27 1987-11-24 Motorola, Inc. Current limiter and method for limiting current
DE3512563A1 (de) * 1985-04-06 1986-10-16 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur leistungsbegrenzung von kurzschlussfesten endstufen
US4669025A (en) * 1986-04-21 1987-05-26 Digital Equipment Corporation Semiconductor junction temperature emulator
USRE33941E (en) * 1986-07-23 1992-05-26 Motorola, Inc. Power driver having short circuit protection
US4771357A (en) * 1986-07-23 1988-09-13 Motorola, Inc. Power driver having short circuit protection
US4939786A (en) * 1987-03-09 1990-07-03 Motorola, Inc. Adaptive thermal protection for a power amplifier by remote sense
DE3804679C2 (de) * 1988-02-15 1993-12-02 Bosch Gmbh Robert Überlastschutz für Elektromotoren
US4945445A (en) * 1988-09-29 1990-07-31 Gentron Corporation Current sense circuit
JPH02278759A (ja) * 1989-04-20 1990-11-15 Matsushita Electron Corp 半導体信号遅延回路
US5444219A (en) * 1990-09-24 1995-08-22 U.S. Philips Corporation Temperature sensing device and a temperature sensing circuit using such a device
GB2248151A (en) * 1990-09-24 1992-03-25 Philips Electronic Associated Temperature sensing and protection circuit.
JP3042256B2 (ja) * 1993-05-28 2000-05-15 松下電器産業株式会社 パワートランジスタ温度保護回路装置
US6765802B1 (en) * 2000-10-27 2004-07-20 Ridley Engineering, Inc. Audio sound quality enhancement apparatus
US7474536B2 (en) * 2000-10-27 2009-01-06 Ridley Ray B Audio sound quality enhancement apparatus and method
US6452491B1 (en) * 2001-04-25 2002-09-17 Simplexgrinnell Lp Amplifier and heat sink configuration

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809928A (en) * 1962-09-07 1974-05-07 Texas Instruments Inc Integrated structure amplifier with thermal feedback
NL296565A (OSRAM) * 1962-10-16
US3393328A (en) * 1964-09-04 1968-07-16 Texas Instruments Inc Thermal coupling elements
US3365675A (en) * 1965-01-04 1968-01-23 Gen Electric Power amplifier control and protective circuit
US3421102A (en) * 1965-06-10 1969-01-07 Tektronix Inc Direct coupled temperature compensated amplifier
US3440352A (en) * 1966-09-09 1969-04-22 Bell Telephone Labor Inc Piezoresistance element microphone circuit
DE1763346C3 (de) * 1968-05-09 1974-06-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Überlastungssicherung für elektronische Relaisanordnungen
US3555358A (en) * 1969-10-08 1971-01-12 Ltv Ling Altec Inc Overload protection network for solid state amplifier
IT958867B (it) * 1972-05-15 1973-10-30 Semiconduttori Spa Sgs Soc Gen Dispositivo di protezione per un elemento di potenza di un circuito integrato
IT1049596B (it) * 1975-09-18 1981-02-10 Ates Componenti Elettron Dispositivo di protezione per un elemento di potenza di un circuito integrato
US3988644A (en) * 1975-09-26 1976-10-26 Motorola, Inc. Current protection circuit
IT1074446B (it) * 1976-12-21 1985-04-20 Ates Componenti Elettron Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata

Also Published As

Publication number Publication date
US4268887A (en) 1981-05-19
FR2375741A1 (fr) 1978-07-21
FR2375741B1 (OSRAM) 1982-03-19
DE2756044A1 (de) 1978-06-29
JPS5378187A (en) 1978-07-11
GB1547736A (en) 1979-06-27
US4157513A (en) 1979-06-05
SE7714425L (sv) 1978-06-22
SE425200B (sv) 1982-09-06

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960115