IT7924170A0 - Circuito di protezione. - Google Patents

Circuito di protezione.

Info

Publication number
IT7924170A0
IT7924170A0 IT7924170A IT2417079A IT7924170A0 IT 7924170 A0 IT7924170 A0 IT 7924170A0 IT 7924170 A IT7924170 A IT 7924170A IT 2417079 A IT2417079 A IT 2417079A IT 7924170 A0 IT7924170 A0 IT 7924170A0
Authority
IT
Italy
Prior art keywords
protection circuit
protection
circuit
Prior art date
Application number
IT7924170A
Other languages
English (en)
Other versions
IT1122055B (it
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of IT7924170A0 publication Critical patent/IT7924170A0/it
Application granted granted Critical
Publication of IT1122055B publication Critical patent/IT1122055B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • G05F1/569—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
    • G05F1/573—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
    • 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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
IT24170/79A 1978-07-07 1979-07-06 Circuito di protezione IT1122055B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8190378A JPS5510208A (en) 1978-07-07 1978-07-07 Aso protection circuit

Publications (2)

Publication Number Publication Date
IT7924170A0 true IT7924170A0 (it) 1979-07-06
IT1122055B IT1122055B (it) 1986-04-23

Family

ID=13759392

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24170/79A IT1122055B (it) 1978-07-07 1979-07-06 Circuito di protezione

Country Status (8)

Country Link
US (1) US4258406A (it)
JP (1) JPS5510208A (it)
DE (1) DE2927436A1 (it)
GB (1) GB2030808B (it)
HK (1) HK7984A (it)
IT (1) IT1122055B (it)
MY (1) MY8400376A (it)
SG (1) SG61483G (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3123918A1 (de) * 1981-06-16 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Halbleiterleistungselement mit schutzschaltung
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
JPS6265627A (ja) * 1985-09-17 1987-03-24 長谷川　春男 きのこ栽培用の種菌移植装置
US5021682A (en) * 1989-05-11 1991-06-04 National Semiconductor Corporation Instantaneous power limiting circuit
US5081425A (en) * 1990-05-24 1992-01-14 E-Systems, Inc. Vswr adaptive power amplifier system
JPH0787842A (ja) * 1992-11-30 1995-04-04 Oita Pref Gov Setsubi Kaihatsu Kyodo Kumiai 椎茸種菌の自動植菌装置
DE69421083T2 (de) * 1994-11-17 2000-03-16 St Microelectronics Srl Schutzschaltung und Verfahren für Leistungstransistor sowie diese verwendender Spannungsregler
EP0782236A1 (en) * 1995-12-29 1997-07-02 Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno Circuit for the protection against overcurrents in power electronic devices, and corresponding method
JP3710616B2 (ja) * 1998-02-12 2005-10-26 東芝デジタルメディアエンジニアリング株式会社 トランジスタ保護回路および出力電力増幅回路
JP4446511B2 (ja) * 1999-05-31 2010-04-07 三菱電機株式会社 電力増幅器用保護回路
DE69902889D1 (de) * 1999-06-15 2002-10-17 St Microelectronics Srl Spannungsgesteuerte Treiberstufe mit geregeltem Strom
US6812793B2 (en) * 2002-01-17 2004-11-02 Texas Instruments Incorporated Power supply rejection circuit for an audio amplifier
US7071781B2 (en) * 2003-08-14 2006-07-04 Telasic Communications, Inc. High speed, high resolution amplifier topology
JP6110133B2 (ja) 2012-12-27 2017-04-05 ルネサスエレクトロニクス株式会社 半導体装置および電子制御装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1238950A (it) * 1968-09-27 1971-07-14
IT1049596B (it) * 1975-09-18 1981-02-10 Ates Componenti Elettron Dispositivo di protezione per un elemento di potenza di un circuito integrato
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
SG61483G (en) 1984-07-27
IT1122055B (it) 1986-04-23
HK7984A (en) 1984-02-01
JPS5510208A (en) 1980-01-24
GB2030808A (en) 1980-04-10
MY8400376A (en) 1984-12-31
DE2927436A1 (de) 1980-01-17
JPS6126730B2 (it) 1986-06-21
GB2030808B (en) 1982-09-02
US4258406A (en) 1981-03-24

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