FR2375741A1 - Dispositif de protection a semi-conducteurs - Google Patents

Dispositif de protection a semi-conducteurs

Info

Publication number
FR2375741A1
FR2375741A1 FR7738389A FR7738389A FR2375741A1 FR 2375741 A1 FR2375741 A1 FR 2375741A1 FR 7738389 A FR7738389 A FR 7738389A FR 7738389 A FR7738389 A FR 7738389A FR 2375741 A1 FR2375741 A1 FR 2375741A1
Authority
FR
France
Prior art keywords
power
protection device
semiconductor protection
transient increase
elements
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.)
Granted
Application number
FR7738389A
Other languages
English (en)
French (fr)
Other versions
FR2375741B1 (https=
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.)
STMicroelectronics SRL
Original Assignee
ATES Componenti Elettronici SpA
SGS ATES Componenti Elettronici SpA
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 Elettronici SpA, SGS ATES Componenti Elettronici SpA filed Critical ATES Componenti Elettronici SpA
Publication of FR2375741A1 publication Critical patent/FR2375741A1/fr
Application granted granted Critical
Publication of FR2375741B1 publication Critical patent/FR2375741B1/fr
Granted legal-status Critical Current

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)
  • Semiconductor Integrated Circuits (AREA)
  • Bipolar Transistors (AREA)
FR7738389A 1976-12-21 1977-12-20 Dispositif de protection a semi-conducteurs Granted FR2375741A1 (fr)

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 (2)

Publication Number Publication Date
FR2375741A1 true FR2375741A1 (fr) 1978-07-21
FR2375741B1 FR2375741B1 (https=) 1982-03-19

Family

ID=11230646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738389A Granted FR2375741A1 (fr) 1976-12-21 1977-12-20 Dispositif de protection a semi-conducteurs

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005931A1 (fr) * 1985-04-06 1986-10-09 Robert Bosch Gmbh Circuit pour la limitation de la puissance d'etages de sortie proteges contre des court-circuits

Families Citing this family (18)

* 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
US4669025A (en) * 1986-04-21 1987-05-26 Digital Equipment Corporation Semiconductor junction temperature emulator
US4771357A (en) * 1986-07-23 1988-09-13 Motorola, Inc. Power driver having short circuit protection
USRE33941E (en) * 1986-07-23 1992-05-26 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
US7474536B2 (en) * 2000-10-27 2009-01-06 Ridley Ray B Audio sound quality enhancement apparatus and method
US6765802B1 (en) * 2000-10-27 2004-07-20 Ridley Engineering, Inc. Audio sound quality enhancement apparatus
US6452491B1 (en) * 2001-04-25 2002-09-17 Simplexgrinnell Lp Amplifier and heat sink configuration

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365675A (en) * 1965-01-04 1968-01-23 Gen Electric Power amplifier control and protective circuit
US3555358A (en) * 1969-10-08 1971-01-12 Ltv Ling Altec Inc Overload protection network for solid state amplifier
DE1763346A1 (de) * 1968-05-09 1971-10-21 Siemens Ag UEberlastungssicherung fuer elektronische Relaisanordnungen
FR2184580A1 (https=) * 1972-05-15 1973-12-28 Gle Semicon Uttori Soc
US3988644A (en) * 1975-09-26 1976-10-26 Motorola, Inc. Current protection circuit
FR2325193A1 (fr) * 1975-09-18 1977-04-15 Ates Componenti Elettron Dispositif de protection pour element de puissance d'un circuit integre

Family Cites Families (6)

* 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 (https=) * 1962-10-16
US3393328A (en) * 1964-09-04 1968-07-16 Texas Instruments Inc Thermal coupling elements
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
IT1074446B (it) * 1976-12-21 1985-04-20 Ates Componenti Elettron Circuito integrato monolitico di potenza,con protezione contro il cortocircuito ritardata

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365675A (en) * 1965-01-04 1968-01-23 Gen Electric Power amplifier control and protective circuit
DE1763346A1 (de) * 1968-05-09 1971-10-21 Siemens Ag UEberlastungssicherung fuer elektronische Relaisanordnungen
US3555358A (en) * 1969-10-08 1971-01-12 Ltv Ling Altec Inc Overload protection network for solid state amplifier
FR2184580A1 (https=) * 1972-05-15 1973-12-28 Gle Semicon Uttori Soc
FR2325193A1 (fr) * 1975-09-18 1977-04-15 Ates Componenti Elettron Dispositif de protection pour element de puissance d'un circuit integre
US3988644A (en) * 1975-09-26 1976-10-26 Motorola, Inc. Current protection circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV8107/71 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005931A1 (fr) * 1985-04-06 1986-10-09 Robert Bosch Gmbh Circuit pour la limitation de la puissance d'etages de sortie proteges contre des court-circuits

Also Published As

Publication number Publication date
SE7714425L (sv) 1978-06-22
IT1074446B (it) 1985-04-20
GB1547736A (en) 1979-06-27
US4157513A (en) 1979-06-05
JPS5378187A (en) 1978-07-11
SE425200B (sv) 1982-09-06
FR2375741B1 (https=) 1982-03-19
DE2756044A1 (de) 1978-06-29
US4268887A (en) 1981-05-19

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