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DE602005023864D1 - Strommodus-instrumentationsverstärker - Google Patents

Strommodus-instrumentationsverstärker

Info

Publication number
DE602005023864D1
DE602005023864D1 DE602005023864T DE602005023864T DE602005023864D1 DE 602005023864 D1 DE602005023864 D1 DE 602005023864D1 DE 602005023864 T DE602005023864 T DE 602005023864T DE 602005023864 T DE602005023864 T DE 602005023864T DE 602005023864 D1 DE602005023864 D1 DE 602005023864D1
Authority
DE
Germany
Prior art keywords
power mode
instrumentation amplifier
mode instrumentation
amplifier
power
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.)
Active
Application number
DE602005023864T
Other languages
English (en)
Inventor
Thomas L Botker
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.)
Analog Devices Inc
Original Assignee
Analog Devices 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 Analog Devices Inc filed Critical Analog Devices Inc
Publication of DE602005023864D1 publication Critical patent/DE602005023864D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03F1/08—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
    • H03F1/086—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers with FET's
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
    • H03F3/393—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only with field-effect devices
    • 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
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • 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
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45273—Mirror types
    • 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
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45744—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/262—Current mirrors using field-effect transistors only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/91—Indexing scheme relating to amplifiers the amplifier has a current mode topology
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45592—Indexing scheme relating to differential amplifiers the IC comprising one or more buffer stages other than emitter or source followers between the input signal leads and input leads of the dif amp, e.g. inverter stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE602005023864T 2004-06-15 2005-06-15 Strommodus-instrumentationsverstärker Active DE602005023864D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58029504P 2004-06-15 2004-06-15
PCT/US2005/021250 WO2005124997A1 (en) 2004-06-15 2005-06-15 Current-mode instrumentation amplifier

Publications (1)

Publication Number Publication Date
DE602005023864D1 true DE602005023864D1 (de) 2010-11-11

Family

ID=34979097

Family Applications (3)

Application Number Title Priority Date Filing Date
DE602005026004T Active DE602005026004D1 (de) 2004-06-15 2005-06-15 Strommodus-instrumentationsverstärker-verstärkungsfehler-korrekturschaltkreise
DE602005025760T Active DE602005025760D1 (de) 2004-06-15 2005-06-15 Chopper-stabilisierter präzisions-stromspiegel
DE602005023864T Active DE602005023864D1 (de) 2004-06-15 2005-06-15 Strommodus-instrumentationsverstärker

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE602005026004T Active DE602005026004D1 (de) 2004-06-15 2005-06-15 Strommodus-instrumentationsverstärker-verstärkungsfehler-korrekturschaltkreise
DE602005025760T Active DE602005025760D1 (de) 2004-06-15 2005-06-15 Chopper-stabilisierter präzisions-stromspiegel

Country Status (6)

Country Link
US (3) US7161413B2 (de)
EP (3) EP1756945B1 (de)
JP (3) JP4538050B2 (de)
CN (3) CN100508374C (de)
DE (3) DE602005026004D1 (de)
WO (3) WO2005124997A1 (de)

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US7184253B1 (en) * 2006-01-13 2007-02-27 Cypress Semiconductor Corporation ESD trigger circuit with injected current compensation
US7855862B1 (en) 2006-03-28 2010-12-21 Cypress Semiconductor Corporation Electrostatic discharge (ESD) circuit and method that includes P-channel device in signal path
US7719351B2 (en) * 2007-05-17 2010-05-18 National Semiconductor Corporation Autozeroing current feedback instrumentation amplifier
US7605646B2 (en) * 2007-07-06 2009-10-20 Texas Instruments Incorporated Low glitch offset correction circuit for auto-zero sensor amplifiers and method
US7821245B2 (en) * 2007-08-06 2010-10-26 Analog Devices, Inc. Voltage transformation circuit
US7714612B1 (en) 2008-09-18 2010-05-11 National Semiconductor Corporation Integrated circuit with pin-selectable mode of operation and level-shift functionality and related apparatus, system, and method
US7893759B1 (en) * 2009-03-18 2011-02-22 Honeywell International Inc. Current conveyor based instrumentation amplifier
KR101805557B1 (ko) * 2010-03-03 2017-12-07 드비알레 전류 리플렉터를 구비한 전류-전압 변환기, 증폭기의 입력단 및 대응하는 증폭기
US8847139B2 (en) 2010-08-24 2014-09-30 Intersil Americas LLC Methods, sub-systems and systems that reduce a mismatch error associated with an analog circuit
CN102354241B (zh) * 2011-07-29 2015-04-01 开曼群岛威睿电通股份有限公司 电压/电流转换电路
US8319553B1 (en) 2011-08-02 2012-11-27 Analog Devices, Inc. Apparatus and methods for biasing amplifiers
US8552788B2 (en) 2011-09-15 2013-10-08 Analog Devices, Inc. Apparatus and methods for adaptive common-mode level shifting
US8432222B2 (en) 2011-09-15 2013-04-30 Analog Devices, Inc. Apparatus and methods for electronic amplification
CN102681583A (zh) * 2012-05-28 2012-09-19 天津大学 高精度带隙基准电路
US8791758B1 (en) 2013-03-04 2014-07-29 Analog Devices, Inc. Apparatus and methods for buffer linearization
WO2015042752A1 (en) * 2013-09-30 2015-04-02 Atmel Corporation Sense amplifier
KR101937676B1 (ko) 2014-01-13 2019-01-14 삼성전자주식회사 생체 신호 증폭 회로
CN104935151B (zh) * 2014-03-19 2017-10-31 中航（重庆）微电子有限公司 交换式电源转换器内建补偿电路系统
CN105300530B (zh) * 2015-11-10 2018-07-31 中国科学院半导体研究所 带有读出电路的太赫兹波探测器
FR3065290A1 (fr) * 2017-04-14 2018-10-19 STMicroelectronics (Alps) SAS Amplificateur de detection de courant a faible decalage
US11152901B2 (en) 2018-09-10 2021-10-19 Analog Devices, Inc. Amplifier
IT202000004159A1 (it) * 2020-02-28 2021-08-28 St Microelectronics Srl Convertitore tensione-corrente, dispositivo e procedimento corrispondenti

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0677035B2 (ja) * 1985-03-29 1994-09-28 クラリオン株式会社 Ａｃ−ｄｃ変換回路
JPS62113283A (ja) * 1985-11-12 1987-05-25 Victor Co Of Japan Ltd 絶対値回路
US4881045A (en) * 1988-10-18 1989-11-14 Hewlett-Packard Company Transistor amplifier for high slew rates and capacitive loads
US4912423A (en) * 1989-02-27 1990-03-27 General Electric Company Chopper-stabilized operational transconductance amplifier
US5142242A (en) * 1991-08-07 1992-08-25 Maxim Integrated Products Precision transconductance amplifier
JP2596125Y2 (ja) * 1991-12-27 1999-06-07 ミツミ電機株式会社 演算増幅回路
JPH08222969A (ja) * 1995-02-14 1996-08-30 Sanyo Electric Co Ltd 電圧電流変換回路
JPH10150332A (ja) * 1996-11-15 1998-06-02 Nec Corp 差動回路
US5847556A (en) * 1997-12-18 1998-12-08 Lucent Technologies Inc. Precision current source
US6166670A (en) * 1998-11-09 2000-12-26 O'shaughnessy; Timothy G. Self calibrating current mirror and digital to analog converter
JP4255564B2 (ja) * 1999-04-05 2009-04-15 誠 石田 増幅回路
JP4178702B2 (ja) * 1999-12-28 2008-11-12 ソニー株式会社 差動増幅器、コンパレータ、及びａ／ｄコンバータ
JP2001274641A (ja) * 2000-03-27 2001-10-05 Toshiba Corp 差動増幅器及びこれを用いたフィルタ回路
US6605993B2 (en) * 2000-05-16 2003-08-12 Fujitsu Limited Operational amplifier circuit
US6768318B2 (en) * 2001-02-22 2004-07-27 Texas Instruments Incorporated Signal conditioning circuit for resistive sensors
US6538503B2 (en) * 2001-02-22 2003-03-25 Texas Instruments Incorporated Instrumentation amplifier and method for obtaining high common mode rejection
US6639460B1 (en) * 2002-04-16 2003-10-28 Texas Instruments Incorporated Residual offset correction method and circuit for chopper stabilized amplifiers
US6653894B2 (en) * 2002-04-19 2003-11-25 Texas Instruments Inc Integrated current mirror in output stage of operational amplifier
US6946882B2 (en) * 2002-12-20 2005-09-20 Infineon Technologies Ag Current sense amplifier

Also Published As

Publication number Publication date
US7167051B2 (en) 2007-01-23
EP1756944B1 (de) 2010-09-29
US20050275452A1 (en) 2005-12-15
US7161413B2 (en) 2007-01-09
CN100508374C (zh) 2009-07-01
CN1993665A (zh) 2007-07-04
DE602005026004D1 (de) 2011-03-03
JP2008503168A (ja) 2008-01-31
US7193457B2 (en) 2007-03-20
CN100490310C (zh) 2009-05-20
EP1756690A1 (de) 2007-02-28
JP2008503167A (ja) 2008-01-31
WO2005124998A1 (en) 2005-12-29
JP4406030B2 (ja) 2010-01-27
EP1756945B1 (de) 2011-01-19
US20050275453A1 (en) 2005-12-15
WO2005124499A1 (en) 2005-12-29
JP4538050B2 (ja) 2010-09-08
CN100476679C (zh) 2009-04-08
WO2005124997A1 (en) 2005-12-29
CN1981432A (zh) 2007-06-13
EP1756944A1 (de) 2007-02-28
DE602005025760D1 (de) 2011-02-17
JP4523035B2 (ja) 2010-08-11
JP2008503166A (ja) 2008-01-31
EP1756690B1 (de) 2011-01-05
CN101002382A (zh) 2007-07-18
US20050275460A1 (en) 2005-12-15
EP1756945A1 (de) 2007-02-28

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