DE69011919T2 - Ausgangsstufe für einen Operationsverstärker. - Google Patents

Ausgangsstufe für einen Operationsverstärker.

Info

Publication number
DE69011919T2
DE69011919T2 DE69011919T DE69011919T DE69011919T2 DE 69011919 T2 DE69011919 T2 DE 69011919T2 DE 69011919 T DE69011919 T DE 69011919T DE 69011919 T DE69011919 T DE 69011919T DE 69011919 T2 DE69011919 T2 DE 69011919T2
Authority
DE
Germany
Prior art keywords
operational amplifier
output stage
stage
output
amplifier
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.)
Expired - Fee Related
Application number
DE69011919T
Other languages
English (en)
Other versions
DE69011919D1 (de
Inventor
David M Susak
Robert Leonard Vyne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Semiconductor Components Industries LLC
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE69011919D1 publication Critical patent/DE69011919D1/de
Publication of DE69011919T2 publication Critical patent/DE69011919T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03F3/45—Differential 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
    • 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
    • H03F3/3083—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type
    • H03F3/3086—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal
    • H03F3/3096—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal using a single transistor with output on emitter and collector as phase splitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE69011919T 1989-04-07 1990-02-22 Ausgangsstufe für einen Operationsverstärker. Expired - Fee Related DE69011919T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/334,430 US4922208A (en) 1989-04-07 1989-04-07 Output stage for an operational amplifier

Publications (2)

Publication Number Publication Date
DE69011919D1 DE69011919D1 (de) 1994-10-06
DE69011919T2 true DE69011919T2 (de) 1995-03-30

Family

ID=23307187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69011919T Expired - Fee Related DE69011919T2 (de) 1989-04-07 1990-02-22 Ausgangsstufe für einen Operationsverstärker.

Country Status (5)

Country Link
US (1) US4922208A (de)
EP (1) EP0391055B1 (de)
JP (1) JP3225514B2 (de)
KR (1) KR0136088B1 (de)
DE (1) DE69011919T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019789A (en) * 1990-06-26 1991-05-28 Burr-Brown Corporation Adaptive bias circuit for preventing turnoff in a push-pull stage
JPH0821819B2 (ja) * 1990-08-30 1996-03-04 三洋電機株式会社 増幅回路
JPH04218884A (ja) * 1990-12-19 1992-08-10 Toyota Autom Loom Works Ltd 演算増幅回路
US5229721A (en) * 1992-04-06 1993-07-20 Plantronics, Inc. Micropower amplifier/transducer driver with signal expansion
JP3321897B2 (ja) * 1992-05-29 2002-09-09 ヤマハ株式会社 増幅回路
US5327100A (en) * 1993-03-01 1994-07-05 Motorola, Inc. Negative slew rate enhancement circuit for an operational amplifier
JP2976770B2 (ja) * 1993-09-01 1999-11-10 ヤマハ株式会社 増幅回路
US5684432A (en) * 1995-12-26 1997-11-04 Lucent Technologies Inc. Amplifier output stage having enhanced drive capability
US5689211A (en) * 1996-02-14 1997-11-18 Lucent Technologies Inc. Quiescent current control for the output stage of an amplifier
US5764105A (en) * 1996-11-22 1998-06-09 Burr-Brown Corporation Push-pull output circuit method
CN113396536A (zh) * 2019-03-26 2021-09-14 华为技术有限公司 一种推挽型驱动电路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436667A (en) * 1964-12-08 1969-04-01 Electric Associates Inc Protection circuit for an amplifier system
DE1537648A1 (de) * 1966-11-25 1970-01-22 Plessey Uk Ltd Transistorschaltung
JPS5753110A (en) * 1980-09-16 1982-03-30 Toshiba Corp Power amplifier
JPS589407A (ja) * 1981-07-08 1983-01-19 Shinshirasuna Denki Kk 電力増幅回路の特性を改善するための装置
US4791325A (en) * 1987-12-21 1988-12-13 Motorola, Inc. Class B clamp circuit

Also Published As

Publication number Publication date
EP0391055B1 (de) 1994-08-31
JP3225514B2 (ja) 2001-11-05
JPH02288607A (ja) 1990-11-28
EP0391055A3 (de) 1991-01-16
KR0136088B1 (ko) 1998-06-01
DE69011919D1 (de) 1994-10-06
EP0391055A2 (de) 1990-10-10
KR900017274A (ko) 1990-11-15
US4922208A (en) 1990-05-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: SEMICONDUCTOR COMPONENTS INDUSTRIES L.L.C. (N.D.GE

8339 Ceased/non-payment of the annual fee