FI800176A - Oeverstroemskyddskrets foer effekttransistor - Google Patents

Oeverstroemskyddskrets foer effekttransistor

Info

Publication number
FI800176A
FI800176A FI800176A FI800176A FI800176A FI 800176 A FI800176 A FI 800176A FI 800176 A FI800176 A FI 800176A FI 800176 A FI800176 A FI 800176A FI 800176 A FI800176 A FI 800176A
Authority
FI
Finland
Prior art keywords
oeverstroemskyddskrets
effekttransistor
foer
oeverstroemskyddskrets foer
foer effekttransistor
Prior art date
Application number
FI800176A
Other languages
English (en)
Other versions
FI73548C (fi
FI73548B (fi
Inventor
Leonard Abraham Kaplan
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.)
Filing date
Publication date
Application filed by Rca Corp filed Critical Rca Corp
Publication of FI800176A publication Critical patent/FI800176A/fi
Application granted granted Critical
Publication of FI73548B publication Critical patent/FI73548B/fi
Publication of FI73548C publication Critical patent/FI73548C/fi

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
    • H03F1/34—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
FI800176A 1979-01-29 1980-01-22 Oeverstroemskyddskrets foer effekttransistor. FI73548C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/007,499 US4225897A (en) 1979-01-29 1979-01-29 Overcurrent protection circuit for power transistor
US749979 1985-06-28

Publications (3)

Publication Number Publication Date
FI800176A true FI800176A (fi) 1980-07-30
FI73548B FI73548B (fi) 1987-06-30
FI73548C FI73548C (fi) 1987-10-09

Family

ID=21726554

Family Applications (1)

Application Number Title Priority Date Filing Date
FI800176A FI73548C (fi) 1979-01-29 1980-01-22 Oeverstroemskyddskrets foer effekttransistor.

Country Status (13)

Country Link
US (1) US4225897A (fi)
JP (1) JPS55102911A (fi)
KR (1) KR830001456B1 (fi)
AT (1) AT392375B (fi)
AU (1) AU527758B2 (fi)
DE (1) DE3003123A1 (fi)
ES (1) ES488056A0 (fi)
FI (1) FI73548C (fi)
FR (1) FR2447629B1 (fi)
GB (1) GB2042297B (fi)
IT (1) IT1130234B (fi)
NZ (1) NZ192727A (fi)
SE (1) SE441881B (fi)

Families Citing this family (13)

* 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 (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
DE10128772B4 (de) * 2001-06-13 2009-10-15 Infineon Technologies Ag Verfahren und Vorrichtung zur Einschaltstrombegrenzung in Gegentaktverstärkerendstufen
US20170134017A1 (en) * 2013-11-26 2017-05-11 Powerbyproxi Limited Overcurrent protection circuit
CN113273079B (zh) * 2019-01-10 2024-03-22 瑞典爱立信有限公司 偏置电路和功率放大器电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1265157A (fi) * 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
US4063149A (en) * 1975-02-24 1977-12-13 Rca Corporation Current regulating circuits
GB1537484A (en) * 1976-01-27 1978-12-29 Rca Corp Transistor amplifier with over-current prevention circuitry
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

Also Published As

Publication number Publication date
US4225897A (en) 1980-09-30
JPS6260847B2 (fi) 1987-12-18
AT392375B (de) 1991-03-25
IT1130234B (it) 1986-06-11
AU5481480A (en) 1980-08-07
FR2447629B1 (fr) 1985-10-04
SE441881B (sv) 1985-11-11
ES8204565A1 (es) 1982-04-01
FI73548C (fi) 1987-10-09
GB2042297B (en) 1983-03-23
ES488056A0 (es) 1982-04-01
KR830001456B1 (ko) 1983-07-29
FR2447629A1 (fr) 1980-08-22
GB2042297A (en) 1980-09-17
NZ192727A (en) 1983-03-15
FI73548B (fi) 1987-06-30
SE8000492L (sv) 1980-07-30
ATA44580A (de) 1990-08-15
JPS55102911A (en) 1980-08-06
AU527758B2 (en) 1983-03-24
DE3003123C2 (fi) 1987-07-09
IT8019490A0 (it) 1980-01-25
DE3003123A1 (de) 1980-08-07
KR830002446A (ko) 1983-05-28

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: RCA CORPORATION