IT1049596B - Dispositivo di protezione per un elemento di potenza di un circuito integrato - Google Patents

Dispositivo di protezione per un elemento di potenza di un circuito integrato

Info

Publication number
IT1049596B
IT1049596B IT27341/75A IT2734175A IT1049596B IT 1049596 B IT1049596 B IT 1049596B IT 27341/75 A IT27341/75 A IT 27341/75A IT 2734175 A IT2734175 A IT 2734175A IT 1049596 B IT1049596 B IT 1049596B
Authority
IT
Italy
Prior art keywords
integrated circuit
protection device
power element
circuit power
protection
Prior art date
Application number
IT27341/75A
Other languages
English (en)
Inventor
A Arrigo
G Ghiringhelli
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 IT27341/75A priority Critical patent/IT1049596B/it
Priority to US05/724,463 priority patent/US4074334A/en
Priority to JP51111333A priority patent/JPS5259834A/ja
Priority to DE2642146A priority patent/DE2642146C2/de
Priority to GB38913/76A priority patent/GB1514400A/en
Priority to FR7628143A priority patent/FR2325193A1/fr
Application granted granted Critical
Publication of IT1049596B publication Critical patent/IT1049596B/it

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Amplifiers (AREA)
  • Protection Of Static Devices (AREA)
IT27341/75A 1975-09-18 1975-09-18 Dispositivo di protezione per un elemento di potenza di un circuito integrato IT1049596B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT27341/75A IT1049596B (it) 1975-09-18 1975-09-18 Dispositivo di protezione per un elemento di potenza di un circuito integrato
US05/724,463 US4074334A (en) 1975-09-18 1976-09-17 Protective device for a power element of an integrated circuit
JP51111333A JPS5259834A (en) 1975-09-18 1976-09-18 Protective device for power output element in integrated circuit
DE2642146A DE2642146C2 (de) 1975-09-18 1976-09-20 Schutzschaltung für ein Leistungselement einer integrierten Schaltung
GB38913/76A GB1514400A (en) 1975-09-18 1976-09-20 Protection device for a power amplifying semiconductor element of an integrated circuit
FR7628143A FR2325193A1 (fr) 1975-09-18 1976-09-20 Dispositif de protection pour element de puissance d'un circuit integre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27341/75A IT1049596B (it) 1975-09-18 1975-09-18 Dispositivo di protezione per un elemento di potenza di un circuito integrato

Publications (1)

Publication Number Publication Date
IT1049596B true IT1049596B (it) 1981-02-10

Family

ID=11221464

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27341/75A IT1049596B (it) 1975-09-18 1975-09-18 Dispositivo di protezione per un elemento di potenza di un circuito integrato

Country Status (6)

Country Link
US (1) US4074334A (it)
JP (1) JPS5259834A (it)
DE (1) DE2642146C2 (it)
FR (1) FR2325193A1 (it)
GB (1) GB1514400A (it)
IT (1) IT1049596B (it)

Families Citing this family (23)

* 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
CA1131319A (en) * 1978-12-18 1982-09-07 Frederick A. Stich Conduction limit protection arrangement for power transistor switch
US4378580A (en) * 1978-12-18 1983-03-29 Allis-Chalmers Corporation Conduction limit protection arrangement for power transistor switch
DE2929041A1 (de) * 1979-07-18 1981-02-05 Siemens Ag Monolithisch integrierbare begrenzerschaltung
US4358739A (en) * 1980-02-11 1982-11-09 Nelson David A Wide-band direct-current coupled transistor amplifier
US4333120A (en) * 1980-02-27 1982-06-01 General Motors Corporation Transistor protection circuit
US4355341A (en) * 1980-06-30 1982-10-19 Rca Corporation Power protection circuit for transistors
US4321648A (en) * 1981-02-25 1982-03-23 Rca Corporation Over-current protection circuits for power transistors
DE3276987D1 (en) * 1982-12-13 1987-09-17 Fraunhofer Ges Forschung Power switch, in particular a transistor power switch
IT1212808B (it) * 1983-01-31 1989-11-30 Ates Componenti Elettron Dispositivo di protezione per un elemento di potenza di un circuito integrato.
DE3331132C1 (de) * 1983-08-30 1985-02-07 Hewlett-Packard GmbH, 7030 Böblingen Schutzschaltung fuer einen Halbleiterlaser
DE3420236A1 (de) * 1984-05-30 1985-12-05 Ifm Electronic Gmbh, 4300 Essen Elektronisches, vorzugsweise beruehrungslos arbeitendes schaltgeraet
US4705322A (en) * 1985-07-05 1987-11-10 American Telephone And Telegraph Company, At&T Bell Laboratories Protection of inductive load switching transistors from inductive surge created overvoltage conditions
GB2228639B (en) * 1989-02-17 1992-07-15 Motorola Semiconducteurs Protected darlington transistor arrangement
DE3926888A1 (de) * 1989-08-16 1991-02-21 Bosch Gmbh Robert Darlington-transistorschaltung
US5130636A (en) * 1991-02-12 1992-07-14 Raynet Corp. Protective circuit for providing a reference voltage at a backplane
US5276697A (en) * 1992-11-04 1994-01-04 Eastman Kodak Company Laser diode automatic power control circuit with means of protection of the laser diode
DE19942023A1 (de) * 1999-09-03 2001-03-08 Moeller Gmbh Schaltungsanordnung für den Überspannungsschutz eines Leistungstransistors zur Steuerung einer induktiven Last
JP3904817B2 (ja) * 2000-08-31 2007-04-11 株式会社ルネサステクノロジ 電力増幅器モジュール
US6621351B2 (en) * 2001-08-23 2003-09-16 Motorola, Inc. RF amplifier and method therefor
KR100550930B1 (ko) * 2003-05-15 2006-02-13 학교법인 한국정보통신학원 전력증폭기를 위한 능동 바이어스 회로
WO2005069455A2 (en) * 2004-01-15 2005-07-28 Elop Electrooptical Industries Ltd. Improvements in or relating to constant current type power supplies

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1238950A (it) * 1968-09-27 1971-07-14
US3668545A (en) * 1969-11-03 1972-06-06 Scott Inc H H Apparatus for amplifier protection
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
US3992678A (en) * 1972-07-27 1976-11-16 Sony Corporation Protective circuit for transistor amplifier

Also Published As

Publication number Publication date
DE2642146C2 (de) 1987-01-22
DE2642146A1 (de) 1977-03-31
JPS5259834A (en) 1977-05-17
US4074334A (en) 1978-02-14
JPS6155803B2 (it) 1986-11-29
FR2325193B1 (it) 1982-09-17
FR2325193A1 (fr) 1977-04-15
GB1514400A (en) 1978-06-14

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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: 19930929