ATA44580A - Elektronische schaltung mit einem geschuetzten transistor - Google Patents

Elektronische schaltung mit einem geschuetzten transistor

Info

Publication number: ATA44580A
Authority: AT; Austria
Prior art keywords: electronic circuit; protected transistor; transistor; protected; electronic
Prior art date: 1979-01-29

Application number

AT445/80A

Other languages

English (en)

Other versions

AT392375B (de

Original Assignee

Rca Corp

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.)

1979-01-29

Filing date

1980-01-28

Publication date

1990-08-15

1980-01-28 Application filed by Rca Corp filed Critical Rca Corp

1990-08-15 Publication of ATA44580A publication Critical patent/ATA44580A/de

1991-03-25 Application granted granted Critical

1991-03-25 Publication of AT392375B publication Critical patent/AT392375B/de

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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- 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
- H02H7/10—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 converters; for rectifiers
- H02H7/12—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 converters; for rectifiers for static converters or rectifiers
- 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)
Amplifiers (AREA)
Protection Of Static Devices (AREA)
Emergency Protection Circuit Devices (AREA)
Dc-Dc Converters (AREA)

AT445/80A 1979-01-29 1980-01-28 Elektronische schaltung mit einem geschuetzten transistor AT392375B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/007,499 US4225897A (en)	1979-01-29	1979-01-29	Overcurrent protection circuit for power transistor

Publications (2)

Publication Number	Publication Date
ATA44580A true ATA44580A (de)	1990-08-15
AT392375B AT392375B (de)	1991-03-25

Family

ID=21726554

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT445/80A AT392375B (de)	1979-01-29	1980-01-28	Elektronische schaltung mit einem geschuetzten transistor

Country Status (13)

Country	Link
US (1)	US4225897A (de)
JP (1)	JPS55102911A (de)
KR (1)	KR830001456B1 (de)
AT (1)	AT392375B (de)
AU (1)	AU527758B2 (de)
DE (1)	DE3003123A1 (de)
ES (1)	ES8204565A1 (de)
FI (1)	FI73548C (de)
FR (1)	FR2447629B1 (de)
GB (1)	GB2042297B (de)
IT (1)	IT1130234B (de)
NZ (1)	NZ192727A (de)
SE (1)	SE441881B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57124909A (en) *	1981-01-27	1982-08-04	Toshiba Corp	Output transistor protection circuit
US4321648A (en) *	1981-02-25	1982-03-23	Rca Corporation	Over-current protection circuits for power transistors
US4481553A (en) *	1982-04-05	1984-11-06	General Electric Company	Protection circuit
DE3238880A1 (de) *	1982-10-21	1984-04-26	Robert Bosch Gmbh, 7000 Stuttgart	Schaltungsanordnung
JPH0630543B2 (ja) *	1987-01-13	1994-04-20	株式会社東芝	出力回路の異常検出報知回路
JPS63268432A (ja) *	1987-04-27	1988-11-07	Mitsubishi Electric Corp	短絡保護回路
US5061902A (en) *	1990-10-03	1991-10-29	International Business Machines Corp.	Linear amplifier
IT1244209B (it) *	1990-12-20	1994-07-08	Sgs Thomson Microelectronics	Circuito di controllo di caratteristiche tensione/corrente particolarmente per la protezione di transistori di potenza
US5485341A (en) *	1992-09-21	1996-01-16	Kabushiki Kaisha Toshiba	Power transistor overcurrent protection circuit
EP0782236A1 (de) *	1995-12-29	1997-07-02	Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno	Überstromschutzschaltung in elektronischen Leistungsvorrichtungen und zugehöriges Verfahren
DE10128772B4 (de) *	2001-06-13	2009-10-15	Infineon Technologies Ag	Verfahren und Vorrichtung zur Einschaltstrombegrenzung in Gegentaktverstärkerendstufen
CN102497093A (zh) *	2011-11-11	2012-06-13	无锡华润上华科技有限公司	一种应用于功率因数校正器中的输出过压保护电路
US20170134017A1 (en) *	2013-11-26	2017-05-11	Powerbyproxi Limited	Overcurrent protection circuit
EP4398483A3 (de) *	2019-01-10	2024-10-16	Telefonaktiebolaget LM Ericsson (publ)	Vorspannungsschaltung und leistungsverstärkerschaltung
EP4169159A1 (de)	2020-06-22	2023-04-26	Telefonaktiebolaget LM ERICSSON (PUBL)	Sendeschaltung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1265157A (de) *	1968-09-27	1972-03-01
GB1467057A (en) *	1973-05-24	1977-03-16	Rca Corp	Amplifier with over-current protection
US3938008A (en) *	1974-09-18	1976-02-10	International Business Machines Corporation	Common bus driver complementary protect circuit
US3924159A (en) *	1974-10-04	1975-12-02	Rca Corp	Amplifier protection system
GB1506881A (en) *	1975-02-24	1978-04-12	Rca Corp	Current divider
GB1537484A (en) *	1976-01-27	1978-12-29	Rca Corp	Transistor amplifier with over-current prevention circuitry
US4063149A (en) *	1975-02-24	1977-12-13	Rca Corporation	Current regulating circuits
US4021701A (en) *	1975-12-08	1977-05-03	Motorola, Inc.	Transistor protection circuit
US4078207A (en) *	1977-01-07	1978-03-07	Rca Corporation	Push-pull transistor amplifier with driver circuitry providing over-current protection
US4122401A (en) *	1977-07-14	1978-10-24	National Semiconductor Corporation	High efficiency power amplifier circuit

1979
- 1979-01-29 US US06/007,499 patent/US4225897A/en not_active Expired - Lifetime
1980
- 1980-01-22 SE SE8000492A patent/SE441881B/sv not_active IP Right Cessation
- 1980-01-22 GB GB8002119A patent/GB2042297B/en not_active Expired
- 1980-01-22 FI FI800176A patent/FI73548C/fi not_active IP Right Cessation
- 1980-01-22 AU AU54814/80A patent/AU527758B2/en not_active Ceased
- 1980-01-25 IT IT19490/80A patent/IT1130234B/it active
- 1980-01-28 KR KR1019800000303A patent/KR830001456B1/ko active
- 1980-01-28 AT AT445/80A patent/AT392375B/de not_active IP Right Cessation
- 1980-01-28 JP JP924380A patent/JPS55102911A/ja active Granted
- 1980-01-28 NZ NZ192727A patent/NZ192727A/xx unknown
- 1980-01-29 FR FR8001871A patent/FR2447629B1/fr not_active Expired
- 1980-01-29 DE DE19803003123 patent/DE3003123A1/de active Granted
- 1980-01-31 ES ES488056A patent/ES8204565A1/es not_active Expired

Also Published As

Publication number	Publication date
JPS55102911A (en)	1980-08-06
ES488056A0 (es)	1982-04-01
FR2447629A1 (fr)	1980-08-22
NZ192727A (en)	1983-03-15
AU527758B2 (en)	1983-03-24
SE441881B (sv)	1985-11-11
AU5481480A (en)	1980-08-07
DE3003123A1 (de)	1980-08-07
JPS6260847B2 (de)	1987-12-18
FI73548B (fi)	1987-06-30
DE3003123C2 (de)	1987-07-09
FR2447629B1 (fr)	1985-10-04
KR830002446A (ko)	1983-05-28
GB2042297B (en)	1983-03-23
IT8019490A0 (it)	1980-01-25
KR830001456B1 (ko)	1983-07-29
FI73548C (fi)	1987-10-09
ES8204565A1 (es)	1982-04-01
IT1130234B (it)	1986-06-11
US4225897A (en)	1980-09-30
AT392375B (de)	1991-03-25
SE8000492L (sv)	1980-07-30
FI800176A (fi)	1980-07-30
GB2042297A (en)	1980-09-17

Publication	Publication Date	Title
DE3481107D1 (de)	1990-02-22	Elektronische schaltungsanordnung.
FI773046A (fi)	1978-04-16	Elektroniskt maottband
ATA44580A (de)	1990-08-15	Elektronische schaltung mit einem geschuetzten transistor
DE69132714D1 (de)	2001-10-11	Elektronische Schaltung mit Kühlungsmitteln
BE885762A (fr)	1981-04-16	Flash electronique
SE439700B (sv)	1985-06-24	Elektroniskt programverk
BE889367A (fr)	1981-10-16	Circuit de protection a transistor
IT1088534B (it)	1985-06-10	Perfezionamento a dispositivi elettronici di identificazione
JPS52126764A (en)	1977-10-24	Device for assembling electronic device circuit
BE890332A (nl)	1982-01-04	Elektronische thermometer
JPS5364517A (en)	1978-06-09	Electronic flash circuit
BE851836A (nl)	1977-06-16	Elektronische experimenteerinrichting
NO770879L (no)	1977-09-13	Elektronisk overstr¦mrele
SE7713363L (sv)	1978-06-21	Elektronisk tidsinstellningskrets
BR7705297A (pt)	1978-07-04	Circuito eletronico de campainha
ATA296181A (de)	1988-06-15	Elektronische gluecksspielvorrichtung
AT384370B (de)	1987-11-10	Elektronische gluecksspielvorrichtung
JPS52116867A (en)	1977-09-30	Electronic circuit package
NO770878L (no)	1977-09-13	Elektronisk overstr¦mrele
DK369480A (da)	1981-03-01	Elektronisk telefonkredsloeb
AT369221B (de)	1982-12-10	Elektronische baueinheit
DD138124A1 (de)	1979-10-10	Elektronische sicherung
DD129950A1 (de)	1978-02-15	Elektronische eingabeeinrichtung
BE885761A (fr)	1981-04-16	Flash electronique
AT352207B (de)	1979-09-10	Elektronische schutzeinrichtung

Legal Events

Date	Code	Title
1989-12-15	UEP	Publication of translation of european patent specification
1996-04-15	EEIH	Change in the person of patent owner
2001-11-15	REN	Ceased due to non-payment of the annual fee