JP4560541B2 - 入力バイアス電流の相殺回路を有したバイポーラ差動入力段 - Google Patents

入力バイアス電流の相殺回路を有したバイポーラ差動入力段 Download PDF

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Publication number
JP4560541B2
JP4560541B2 JP2007500752A JP2007500752A JP4560541B2 JP 4560541 B2 JP4560541 B2 JP 4560541B2 JP 2007500752 A JP2007500752 A JP 2007500752A JP 2007500752 A JP2007500752 A JP 2007500752A JP 4560541 B2 JP4560541 B2 JP 4560541B2
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Japan
Prior art keywords
transistor
collector
emitter
current
input
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Expired - Fee Related
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JP2007500752A
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English (en)
Japanese (ja)
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JP2007526693A5 (https=
JP2007526693A (ja
Inventor
ヘンネユース，ポール
デローム，エマニュエル
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Analog Devices Inc
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Analog Devices 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
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
    • 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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • 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
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H03F3/45089—Non-folded cascode stages
    • 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
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45488—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedback means
    • H03F3/45515—Measuring at the active amplifying circuit of the differential amplifier
    • H03F3/4552—Controlling the input circuit of the differential amplifier
    • 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
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45596—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by offset reduction
    • H03F3/45618—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by offset reduction by using balancing means
    • 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
    • H03F2200/453—Controlling being realised by adding a replica circuit or by using one among multiple identical circuits as a replica circuit
    • 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
    • H03F2203/45538—Indexing scheme relating to differential amplifiers the IC comprising balancing means, e.g. trimming means
    • 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
    • H03F2203/45541—Indexing scheme relating to differential amplifiers the IC comprising dynamic biasing means, i.e. controlled by the input signal
    • 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
    • H03F2203/45576—Indexing scheme relating to differential amplifiers the IC comprising input impedance adapting or controlling means

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Manipulation Of Pulses (AREA)
  • Control Of Electrical Variables (AREA)
JP2007500752A 2004-02-27 2004-12-14 入力バイアス電流の相殺回路を有したバイポーラ差動入力段 Expired - Fee Related JP4560541B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/789,738 US6965267B2 (en) 2004-02-27 2004-02-27 Bipolar differential input stage with input bias current cancellation circuit
PCT/US2004/041734 WO2005093947A1 (en) 2004-02-27 2004-12-14 Bipolar differential input stage with input bias current cancellation circuit

Publications (3)

Publication Number Publication Date
JP2007526693A JP2007526693A (ja) 2007-09-13
JP2007526693A5 JP2007526693A5 (https=) 2010-07-22
JP4560541B2 true JP4560541B2 (ja) 2010-10-13

Family

ID=34887358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007500752A Expired - Fee Related JP4560541B2 (ja) 2004-02-27 2004-12-14 入力バイアス電流の相殺回路を有したバイポーラ差動入力段

Country Status (5)

Country Link
US (1) US6965267B2 (https=)
EP (1) EP1719246B1 (https=)
JP (1) JP4560541B2 (https=)
DE (1) DE602004027956D1 (https=)
WO (1) WO2005093947A1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7116174B2 (en) * 2004-09-29 2006-10-03 Agere Systems Inc. Base current compensation circuit for a bipolar junction transistor
US7564309B2 (en) * 2006-08-31 2009-07-21 National Semiconductor Corportaion Wide input common mode for input bias current cancellation
US7649417B1 (en) * 2007-05-23 2010-01-19 National Semiconductor Corporation Apparatus and method for input stage and bias canceller for an audio operational amplifier
US8130037B2 (en) * 2010-03-23 2012-03-06 Analog Devices, Inc. Apparatus and method for reducing current noise
US8258868B2 (en) * 2010-11-10 2012-09-04 Texas Instruments Incorporated Differential input for ambipolar devices
US8416008B2 (en) * 2011-01-20 2013-04-09 Advanced Energy Industries, Inc. Impedance-matching network using BJT switches in variable-reactance circuits
CN103365327A (zh) * 2012-03-30 2013-10-23 苏州贝克微电子有限公司 一种将输入偏置电流减小到微微安级的电路
US9671228B2 (en) 2014-10-21 2017-06-06 Honeywell International Inc. Floating current mirror for RLG discharge control
US10992271B2 (en) * 2018-12-24 2021-04-27 Texas Instruments Incorporated Amplifier with input bias current cancellation
CN110048675B (zh) * 2019-05-06 2023-03-21 西安微电子技术研究所 一种提高双极型轨对轨运放输入偏置电流性能的电路
EP3806328B1 (en) * 2019-10-08 2022-08-17 Photolitics OOD Comparator device for comparing an analog signal with a reference signal
JP7586686B2 (ja) * 2020-10-30 2024-11-19 日清紡マイクロデバイス株式会社 入力バイアス電流低減回路
JP7712074B2 (ja) * 2020-11-20 2025-07-23 日清紡マイクロデバイス株式会社 増幅回路
CN112928998B (zh) * 2021-02-04 2023-11-17 苏州锐度微电子技术有限公司 一种双极型晶体管放大器
CN114513177B (zh) * 2021-12-31 2023-03-24 贵州振华风光半导体股份有限公司 一种基于双极型放大器的超低偏置电流设计方法及其电路
US12323109B2 (en) 2022-01-27 2025-06-03 Analog Devices, Inc. Low-headroom dynamic base current cancellation techniques

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1234759A (en) * 1967-12-13 1971-06-09 Pressac Ltd Contact bearing devices for securing to a board or the like having printed or like circuitry
US4068254A (en) * 1976-12-13 1978-01-10 Precision Monolithics, Inc. Integrated FET circuit with input current cancellation
JPS581306A (ja) * 1981-06-26 1983-01-06 Nippon Kogaku Kk <Nikon> 高入力インピ−ダンス差動増幅回路
JPS5917712A (ja) * 1982-07-21 1984-01-30 Mitsubishi Electric Corp ベ−ス電流補正回路
JPS5983410A (ja) * 1982-11-05 1984-05-14 Toshiba Corp 差動入力回路
US4575658A (en) * 1983-12-23 1986-03-11 Honeywell Inc. Power supply for a ring laser
JPS6112110A (ja) * 1984-06-28 1986-01-20 Toshiba Corp 差動増幅器
US4575685A (en) 1984-08-03 1986-03-11 Linear Technology Corporation Arrangement for cancelling the input bias current, at picoampere levels, in an integrated circuit
US4639684A (en) * 1984-11-06 1987-01-27 Harris Corporation Differential input stage for the realization of low noise and high precision bipolar transistor amplifiers
US4755770A (en) * 1986-08-13 1988-07-05 Harris Corporation Low noise current spectral density input bias current cancellation scheme
US4780688A (en) * 1987-05-07 1988-10-25 Harris Corporation Large signal output current enhancement for a differential pair
US4843342A (en) * 1987-12-09 1989-06-27 Vtc Incorporated Differential amplifier with input bias current cancellation
US4855684A (en) * 1988-10-14 1989-08-08 Analog Devices, Inc. Bias current compensation for bipolar input stages
JPH02206907A (ja) * 1989-02-07 1990-08-16 Yokogawa Electric Corp 差動増幅回路
JP3125282B2 (ja) * 1996-01-16 2001-01-15 ローム株式会社 オーディオ信号増幅回路およびこれを用いた携帯用音響機器
US6469578B1 (en) * 2001-05-23 2002-10-22 Fairchild Semiconductor Corporation Differential current mode gain stage and methods of using the same
US6549072B1 (en) * 2002-01-16 2003-04-15 Medtronic, Inc. Operational amplifier having improved input offset performance
US6636111B1 (en) 2002-07-26 2003-10-21 Linear Technology Corporation Bootstrap circuit to cancel input bias currents of a differential amplifier over most of common-mode input voltage range

Also Published As

Publication number Publication date
US6965267B2 (en) 2005-11-15
US20050189992A1 (en) 2005-09-01
WO2005093947A1 (en) 2005-10-06
EP1719246A1 (en) 2006-11-08
DE602004027956D1 (de) 2010-08-12
JP2007526693A (ja) 2007-09-13
EP1719246B1 (en) 2010-06-30

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