DE1811765B2 - Gegen ueberlastung geschuetzte transistroverstaerkerstufe - Google Patents

Gegen ueberlastung geschuetzte transistroverstaerkerstufe

Info

Publication number
DE1811765B2
DE1811765B2 DE19681811765 DE1811765A DE1811765B2 DE 1811765 B2 DE1811765 B2 DE 1811765B2 DE 19681811765 DE19681811765 DE 19681811765 DE 1811765 A DE1811765 A DE 1811765A DE 1811765 B2 DE1811765 B2 DE 1811765B2
Authority
DE
Germany
Prior art keywords
transistro
protected against
amplifier stage
against overload
stage protected
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.)
Withdrawn
Application number
DE19681811765
Other languages
English (en)
Other versions
DE1811765A1 (de
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 filed Critical
Publication of DE1811765A1 publication Critical patent/DE1811765A1/de
Publication of DE1811765B2 publication Critical patent/DE1811765B2/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3069—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output
    • H03F3/3076—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output with symmetrical driving of the end stage
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/20—Methods for preparing sulfides or polysulfides, in general
    • 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Amplifiers (AREA)
DE19681811765 1967-12-05 1968-11-29 Gegen ueberlastung geschuetzte transistroverstaerkerstufe Withdrawn DE1811765B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68821567A 1967-12-05 1967-12-05

Publications (2)

Publication Number Publication Date
DE1811765A1 DE1811765A1 (de) 1969-08-21
DE1811765B2 true DE1811765B2 (de) 1971-04-15

Family

ID=24763573

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681811765 Withdrawn DE1811765B2 (de) 1967-12-05 1968-11-29 Gegen ueberlastung geschuetzte transistroverstaerkerstufe

Country Status (4)

Country Link
US (1) US3536958A (de)
DE (1) DE1811765B2 (de)
FR (1) FR1597715A (de)
GB (1) GB1236449A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2357597A1 (de) * 1972-11-20 1974-05-22 Sony Corp Daempfungskreis fuer einen audioleistungsverstaerker
EP0106378A1 (de) * 1982-09-20 1984-04-25 BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Elektronische Überlastschutzschaltung für Verstärker
DE3343110C1 (de) * 1983-11-29 1985-05-30 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Transformatorlose Gegentaktendstufe
DE3419197A1 (de) * 1984-05-23 1985-11-28 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung gegen ueberlastung einer transistorisierten komplementaeren gegentakt-b-endstufe
DE4340721A1 (de) * 1992-12-01 1994-06-09 Mitsubishi Electric Corp Verstärkerschaltung

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5443345B1 (de) * 1969-08-28 1979-12-19
JPS5027344B1 (de) * 1970-03-26 1975-09-06
US3671879A (en) * 1970-11-09 1972-06-20 Emerson Electric Co Transistor protection circuit
DE2160396B2 (de) * 1970-12-07 1974-08-22 Pioneer Electronic Corp., Tokio Überwachungsschaltung für einen Verstärker
JPS5327821B2 (de) * 1972-07-27 1978-08-10
US3992678A (en) * 1972-07-27 1976-11-16 Sony Corporation Protective circuit for transistor amplifier
JPS4968642A (de) * 1972-11-06 1974-07-03
JPS576806B2 (de) * 1973-10-05 1982-02-06
JPS5065343U (de) * 1973-10-16 1975-06-12
US4057767A (en) * 1974-01-24 1977-11-08 Novanex Automation N. V. Device for protecting an audio amplifier against overload or short circuit
JPS5847881B2 (ja) * 1974-01-31 1983-10-25 ソニー株式会社 カフカホゴカイロ
US3912982A (en) * 1974-09-25 1975-10-14 Westinghouse Electric Corp Transistor protective circuit with imminent failure sensing
US3924159A (en) * 1974-10-04 1975-12-02 Rca Corp Amplifier protection system
US3980930A (en) * 1975-05-01 1976-09-14 Rca Corporation Protection circuit
US3995228A (en) * 1975-09-26 1976-11-30 Threshold Corporation Active bias circuit for operating push-pull amplifiers in class A mode
US4023074A (en) * 1975-11-21 1977-05-10 Electrohome Limited Loudspeaker protection network
US4042889A (en) * 1976-05-14 1977-08-16 Combustion Engineering, Inc. Overvoltage protection circuit for general purpose amplifier
JPS53162647U (de) * 1977-05-25 1978-12-20
US4227227A (en) * 1977-07-12 1980-10-07 Tokyo Shibaura Denki Kabushiki Kaisha Protective circuit for a power amplifier
HU174717B (hu) * 1977-09-15 1980-03-28 Elektroakusztikai Gyar Ehlektroskhema dlja zahhity ot peregruzki usilitelej mohhnosti
US4183020A (en) * 1977-09-19 1980-01-08 Rca Corporation Amplifier with field effect and bipolar transistors
JPS6038047B2 (ja) * 1977-12-09 1985-08-29 日本電気株式会社 トランジスタ回路
DE2917990A1 (de) * 1978-05-05 1979-11-15 Lucas Industries Ltd Transistorkreis
JPS5518118A (en) * 1978-07-26 1980-02-08 Hitachi Ltd Transistor power amplifier circuit
JPS5718106A (en) * 1980-07-09 1982-01-29 Nippon Gakki Seizo Kk Direct-coupled amplifying circuit
US4651252A (en) * 1985-03-29 1987-03-17 Eaton Corporation Transistor fault tolerance method and apparatus
US4933645A (en) * 1986-11-21 1990-06-12 Takafumi Kasai Amplifier having a constant-current bias circuit
US4991916A (en) * 1988-04-12 1991-02-12 John Fluke Mfg. Co., Inc. Method and apparatus for automatically biasing a push-pull amplifier
GB9016668D0 (en) * 1990-07-30 1990-09-12 Nad Electronics Ltd Power amplifier protection circuit
DE69431521T2 (de) * 1994-10-27 2003-06-05 Cons Ric Microelettronica Verfahren und Schaltungsanordnung zum Transistorschutz gegen Ausschaltung und Spannungsregler der dieses Verfahren anwendet
JP3592423B2 (ja) * 1996-01-26 2004-11-24 株式会社ルネサステクノロジ 半導体集積回路装置
US6927626B2 (en) * 2002-09-23 2005-08-09 Harman International Industries, Incorporated Thermal protection system for an output stage of an amplifier
JP5207155B2 (ja) * 2010-08-27 2013-06-12 オンキヨー株式会社 電流電圧変換回路
JP6372607B2 (ja) * 2015-02-17 2018-08-15 株式会社村田製作所 Ｄｃ−ｄｃコンバータ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832900A (en) * 1957-02-12 1958-04-29 Gerald M Ford Transient overvoltage and short circuit protective network
US3234453A (en) * 1961-08-18 1966-02-08 North American Aviation Inc Overload protection for d.c. power supply with load current interrupted upon overload conditions
US3218542A (en) * 1962-06-25 1965-11-16 Collins Radio Co Electronic circuit protector
JPS5021825B1 (de) * 1962-08-28 1975-07-25
US3160767A (en) * 1963-02-14 1964-12-08 Virgil R Tindall Self-protecting coaxial line driver
US3408589A (en) * 1964-09-18 1968-10-29 California Comp Products Inc Overload protection circuit for transistor amplifier
US3372344A (en) * 1965-10-20 1968-03-05 Hafler David Transistor amplifier protective circuit
US3414803A (en) * 1966-08-24 1968-12-03 Rowan Controller Company Constant current constant voltage regulator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2357597A1 (de) * 1972-11-20 1974-05-22 Sony Corp Daempfungskreis fuer einen audioleistungsverstaerker
EP0106378A1 (de) * 1982-09-20 1984-04-25 BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Elektronische Überlastschutzschaltung für Verstärker
DE3343110C1 (de) * 1983-11-29 1985-05-30 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Transformatorlose Gegentaktendstufe
DE3419197A1 (de) * 1984-05-23 1985-11-28 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung gegen ueberlastung einer transistorisierten komplementaeren gegentakt-b-endstufe
DE4340721A1 (de) * 1992-12-01 1994-06-09 Mitsubishi Electric Corp Verstärkerschaltung

Also Published As

Publication number Publication date
US3536958A (en) 1970-10-27
DE1811765A1 (de) 1969-08-21
GB1236449A (en) 1971-06-23
FR1597715A (de) 1970-06-29

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee