CN102783017B - 具有改进的输入电阻和受控共模的放大器 - Google Patents

具有改进的输入电阻和受控共模的放大器 Download PDF

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Publication number
CN102783017B
CN102783017B CN201080065063.5A CN201080065063A CN102783017B CN 102783017 B CN102783017 B CN 102783017B CN 201080065063 A CN201080065063 A CN 201080065063A CN 102783017 B CN102783017 B CN 102783017B
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China
Prior art keywords
pair
transistor
coupled
capacitor
amplifier
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CN201080065063.5A
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English (en)
Chinese (zh)
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CN102783017A (zh
Inventor
拉卡什·库马尔
吉里什·拉金德郎
里图·塞奇德夫·辛格
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Texas Instruments Inc
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Texas Instruments Inc
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    • 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
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks 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
    • H03F3/45479—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
    • 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
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/168—Two amplifying stages are coupled by means of a filter circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • 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
    • H03F2203/45512—Indexing scheme relating to differential amplifiers the FBC comprising one or more capacitors, not being switched capacitors, and being coupled between the LC and the IC

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CN201080065063.5A 2010-01-07 2010-12-13 具有改进的输入电阻和受控共模的放大器 Active CN102783017B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/683,431 2010-01-07
US12/683,431 US8049562B2 (en) 2010-01-07 2010-01-07 Amplifier with improved input resistance and controlled common mode
PCT/US2010/060127 WO2011084384A2 (en) 2010-01-07 2010-12-13 Amplifier with improved input resistance and controlled common mode

Publications (2)

Publication Number Publication Date
CN102783017A CN102783017A (zh) 2012-11-14
CN102783017B true CN102783017B (zh) 2016-05-04

Family

ID=44224372

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080065063.5A Active CN102783017B (zh) 2010-01-07 2010-12-13 具有改进的输入电阻和受控共模的放大器

Country Status (4)

Country Link
US (2) US8049562B2 (OSRAM)
JP (1) JP5839409B2 (OSRAM)
CN (1) CN102783017B (OSRAM)
WO (1) WO2011084384A2 (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8823450B2 (en) 2012-07-19 2014-09-02 Honeywell International Inc. Multiple-output transconductance amplifier based instrumentation amplifier
CN103078597B (zh) * 2012-12-28 2016-02-10 中国科学院微电子研究所 一种偏置电路
US9112462B2 (en) 2013-05-15 2015-08-18 Honeywell International Inc. Variable-gain dual-output transconductance amplifier-based instrumentation amplifiers
US9473091B2 (en) * 2015-02-12 2016-10-18 Qualcomm Incorporated Amplifier with common-mode filter
US10498296B2 (en) 2017-03-20 2019-12-03 Texas Instruments Incorporated Differential amplifier with variable neutralization
CN108874007B (zh) * 2017-05-16 2020-09-25 博通集成电路（上海）股份有限公司 射频电压-电流转换电路及将电压转换成电流的方法
US10084466B1 (en) * 2017-12-28 2018-09-25 Texas Instruments Incorporated Top plate sampling circuit including input-dependent dual clock boost circuits
WO2021056451A1 (zh) * 2019-09-27 2021-04-01 华为技术有限公司 一种集成公共时钟锁相环的无线收发装置
US11736078B2 (en) * 2021-02-16 2023-08-22 Qualcomm Incorporated High gain-bandwidth product (GBW) amplifier with passive feedforward compensation
TWI792903B (zh) * 2022-01-28 2023-02-11 瑞昱半導體股份有限公司 放大器及其共模電壓的控制方法
US12445141B2 (en) * 2023-10-31 2025-10-14 Texas Instruments Incorporated Voltage-to-delay converter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7061321B1 (en) * 2005-03-18 2006-06-13 Guzik Technical Enterprises Low impedance read amplifier for magnetoresistive head
US7358805B2 (en) * 2006-05-23 2008-04-15 Industrial Technology Research Institute Fully differential sensing apparatus and input common-mode feedback circuit thereof
CN101325401A (zh) * 2007-06-12 2008-12-17 上海沙丘微电子有限公司 全差分音频功率放大器开关机噪声抑制电路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551687A (en) * 1984-08-07 1985-11-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Amplifier for measuring low-level signals in the presence of high common mode voltage
JPH06120741A (ja) * 1992-10-08 1994-04-28 Hitachi Ltd 増幅器
JP3108551B2 (ja) * 1992-11-12 2000-11-13 株式会社東芝 フィルタ回路
US5606288A (en) * 1995-08-08 1997-02-25 Harris Corporation Differential transimpedance amplifier
US6529070B1 (en) * 1999-10-25 2003-03-04 Texas Instruments Incorporated Low-voltage, broadband operational amplifier
JP2006191350A (ja) * 2005-01-06 2006-07-20 Nippon Telegr & Teleph Corp <Ntt> 差動増幅回路
US7579913B1 (en) * 2008-02-27 2009-08-25 United Microelectronics Corp. Low power comsumption, low noise and high power gain distributed amplifiers for communication systems
US8787850B2 (en) * 2008-03-31 2014-07-22 Avago Technologies General Ip (Singapore) Pte. Ltd. Compensating for non-linear capacitance effects in a power amplifier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7061321B1 (en) * 2005-03-18 2006-06-13 Guzik Technical Enterprises Low impedance read amplifier for magnetoresistive head
US7358805B2 (en) * 2006-05-23 2008-04-15 Industrial Technology Research Institute Fully differential sensing apparatus and input common-mode feedback circuit thereof
CN101325401A (zh) * 2007-06-12 2008-12-17 上海沙丘微电子有限公司 全差分音频功率放大器开关机噪声抑制电路

Also Published As

Publication number Publication date
WO2011084384A2 (en) 2011-07-14
US8049562B2 (en) 2011-11-01
US20120019324A1 (en) 2012-01-26
CN102783017A (zh) 2012-11-14
JP5839409B2 (ja) 2016-01-06
JP2013516894A (ja) 2013-05-13
US20110163808A1 (en) 2011-07-07
WO2011084384A3 (en) 2011-10-06

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