CA2016001A1 - Circuit tampon a faible impedance - Google Patents

Circuit tampon a faible impedance

Info

Publication number
CA2016001A1
CA2016001A1 CA2016001A CA2016001A CA2016001A1 CA 2016001 A1 CA2016001 A1 CA 2016001A1 CA 2016001 A CA2016001 A CA 2016001A CA 2016001 A CA2016001 A CA 2016001A CA 2016001 A1 CA2016001 A1 CA 2016001A1
Authority
CA
Canada
Prior art keywords
rail
low impedance
buffer circuitry
resistors
transistor
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.)
Granted
Application number
CA2016001A
Other languages
English (en)
Other versions
CA2016001C (fr
Inventor
John M. Khoury
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of CA2016001A1 publication Critical patent/CA2016001A1/fr
Application granted granted Critical
Publication of CA2016001C publication Critical patent/CA2016001C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34DC amplifiers in which all stages are DC-coupled
    • H03F3/343DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3001Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30057Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the SEPP power transistors are realised as paralleled FETs, i.e. the push or the pull transistor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30078A resistor being added in the pull stage of the SEPP amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30096An op amp being used as extra drive amp for the pull side of the SEPP
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30111A resistor being added in the push stage of the SEPP amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30129An op amp being used as extra drive amp for the push side of the SEPP

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CA002016001A 1989-07-19 1990-05-03 Circuit tampon a faible impedance Expired - Fee Related CA2016001C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US382,162 1989-07-19
US07/382,162 US4959623A (en) 1989-07-19 1989-07-19 Low impedance buffer circuit

Publications (2)

Publication Number Publication Date
CA2016001A1 true CA2016001A1 (fr) 1991-01-19
CA2016001C CA2016001C (fr) 1994-07-26

Family

ID=23507776

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002016001A Expired - Fee Related CA2016001C (fr) 1989-07-19 1990-05-03 Circuit tampon a faible impedance

Country Status (7)

Country Link
US (1) US4959623A (fr)
EP (1) EP0409476B1 (fr)
JP (1) JP2665025B2 (fr)
KR (1) KR0131334B1 (fr)
CA (1) CA2016001C (fr)
DE (1) DE69023061T2 (fr)
HK (1) HK78596A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5162753A (en) * 1991-11-27 1992-11-10 At&T Bell Laboratories Amplifier arrangement for use as a line driver
DE4320061C1 (de) * 1993-06-17 1994-11-10 Siemens Ag Verstärkerausgangsstufe
US5343166A (en) * 1993-08-26 1994-08-30 Pass Laboratories, Inc. Efficient high fidelity audio power amplifier
DE4329865C2 (de) * 1993-09-03 1995-12-14 Siemens Ag Schaltungsanordnung zur Einstellung des Querstroms einer Gegentaktendstufe
SE502266C2 (sv) * 1994-01-19 1995-09-25 Gunnar Liljedahl Anordning vid lintrumma
US5585763A (en) * 1995-03-30 1996-12-17 Crystal Semiconductor Corporation Controlled impedance amplifier
US6646508B1 (en) * 1996-12-30 2003-11-11 Anthony T. Barbetta Wide bandwidth, current sharing, MOSFET audio power amplifier with multiple feedback loops
US6268770B1 (en) * 1998-07-17 2001-07-31 Anthony T. Barbetta Wide bandwidth, current sharing, MOSFET audio power amplifier with multiple feedback loops
US5973564A (en) * 1998-04-02 1999-10-26 Burr-Brown Corporation Operational amplifier push-pull output stage with low quiescent current
US5955924A (en) * 1998-04-21 1999-09-21 Applied Micro Circuits Corporation Differential metal-oxide semiconductor (CMOS) push-pull buffer
DE19834209C1 (de) * 1998-07-29 2000-04-20 Siemens Ag Verstärkerausgangsstufe
US6628274B1 (en) * 1999-03-26 2003-09-30 Seiko Epson Corporation Display drive device, display device, hand-carry electronic device, and display driving method
US6064258A (en) * 1999-04-23 2000-05-16 Lucent Technologies Inc. Distributed gain line driver amplifier
GB9926956D0 (en) 1999-11-13 2000-01-12 Koninkl Philips Electronics Nv Amplifier
US6545538B1 (en) 2000-10-03 2003-04-08 Texas Instruments Incorporated Rail-to-rail class AB output stage for operational amplifier with wide supply range
US6255909B1 (en) * 2000-11-02 2001-07-03 Texas Instruments Incorporated Ultra low voltage CMOS class AB power amplifier with parasitic capacitance internal compensation
JP4170996B2 (ja) * 2005-02-10 2008-10-22 株式会社アドバンテスト 電力増幅回路、及び試験装置
CN106603056B (zh) 2011-12-31 2020-02-28 意法半导体研发(深圳)有限公司 具有精确电流导引发生器的模拟信号软开关控制电路
US9281789B2 (en) * 2012-12-31 2016-03-08 Texas Instruments Deutschland Gmbh Integrated circuit for use in a hybrid output stage
KR20160000241A (ko) 2014-06-24 2016-01-04 콘쿼 일렉트로닉스 캄파니, 리미티드 높은 서지를 견디는 퓨즈
KR20160000056U (ko) 2014-06-27 2016-01-06 콘쿼 일렉트로닉스 캄파니, 리미티드 높은 서지를 견디는 퓨즈 장치
US10177713B1 (en) 2016-03-07 2019-01-08 Ali Tasdighi Far Ultra low power high-performance amplifier
CN117498810A (zh) * 2023-11-16 2024-02-02 湖南进芯电子科技有限公司 一种输入输出轨到轨恒跨导恒增益恒噪声运算放大器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745477A (en) * 1972-01-26 1973-07-10 Honeywell Inc Amplifier apparatus for use with an inductive load
US4306199A (en) * 1978-07-24 1981-12-15 Victor Company Of Japan, Ltd. Push-pull amplifier
JPS5668316A (en) * 1979-11-12 1981-06-09 Iseki Agricult Mach Combined harvester
IT1185935B (it) * 1985-09-18 1987-11-18 Sgs Microelettronica Spa Stradio di uscita cmos a grande escursione di tensione e con stabilizzazione della corrente di rifoso

Also Published As

Publication number Publication date
EP0409476B1 (fr) 1995-10-18
EP0409476A3 (en) 1991-10-16
CA2016001C (fr) 1994-07-26
EP0409476A2 (fr) 1991-01-23
DE69023061T2 (de) 1996-03-21
JP2665025B2 (ja) 1997-10-22
KR0131334B1 (ko) 1998-10-01
US4959623A (en) 1990-09-25
JPH0360209A (ja) 1991-03-15
DE69023061D1 (de) 1995-11-23
HK78596A (en) 1996-05-10
KR910003917A (ko) 1991-02-28

Similar Documents

Publication Publication Date Title
CA2016001A1 (fr) Circuit tampon a faible impedance
FI20060862A (fi) Menetelmä ja laite vastaanottimen häiriösietoisuuden parantamiseksi
TW332290B (en) Semiconductor integrated circuit
EP0346011A3 (fr) Amplificateurs
EP0275079A3 (fr) Circuit amplificateur
MY118023A (en) High speed, low power high common mode range voltage mode differential driver circuit
CA2009476A1 (fr) Amplificateur differentiel utilisant une variation de tension aux points d'entree aux tres faibles tensions d'alimentation
CA2050878A1 (fr) Amplificateur de puissance a commande du courant de repos
EP0321028A3 (fr) Circuit logique du type à émetteurs couplés avec fonction trois-états
JPH01296815A (ja) 半導体集積回路
ES8202459A1 (es) Un circuito amplificador del tipo de clase b
KR940000940B1 (ko) 신호억압용스위칭장치
EP0949755A3 (fr) Amplificateur à condensateurs commutés avec retard d'une impulsion d'horloge
JPS6417510A (en) Btl power amplifier circuit
EP0346020A3 (fr) Circuit amplificateur de commande
TW372374B (en) Negative amplifier circuit
JPS6449423A (en) Complementary metal- oxide-semiconductor circuit
DE3570936D1 (en) Signalling circuit
EP0347048A3 (fr) Circuit d'attaque différentiel CMOS
CA2064764A1 (fr) Amplificateur tampon a gain unite a faible tension de decalage
JPS6439117A (en) Emitter-coupled logic circuit
SU1517125A1 (ru) Коммутатор аналоговых сигналов
JPS54111261A (en) Signal switching circuit
SU1541767A1 (ru) Транзисторный ключ
EP0913930A3 (fr) Circuit amplificateur équilibré sans transformateur

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed