CN103731111B - 放大器电路 - Google Patents

放大器电路 Download PDF

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Publication number
CN103731111B
CN103731111B CN201310471428.XA CN201310471428A CN103731111B CN 103731111 B CN103731111 B CN 103731111B CN 201310471428 A CN201310471428 A CN 201310471428A CN 103731111 B CN103731111 B CN 103731111B
Authority
CN
China
Prior art keywords
circuit
lead
output
out terminal
switch
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
CN201310471428.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN103731111A (zh
Inventor
山崎善
山崎善一
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Publication of CN103731111A publication Critical patent/CN103731111A/zh
Application granted granted Critical
Publication of CN103731111B publication Critical patent/CN103731111B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • 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
    • H03F3/45183—Long tailed pairs
    • H03F3/45192—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
    • H03F3/45076—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
    • H03F3/45928—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
    • 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
    • H03F2203/45528—Indexing scheme relating to differential amplifiers the FBC comprising one or more passive resistors and being coupled between the LC and the IC
    • 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
    • H03F2203/45534—Indexing scheme relating to differential amplifiers the FBC comprising multiple switches and being coupled between the LC and the IC

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Logic Circuits (AREA)
CN201310471428.XA 2012-10-11 2013-10-11 放大器电路 Expired - Fee Related CN103731111B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-226327 2012-10-11
JP2012226327A JP6061604B2 (ja) 2012-10-11 2012-10-11 増幅回路

Publications (2)

Publication Number Publication Date
CN103731111A CN103731111A (zh) 2014-04-16
CN103731111B true CN103731111B (zh) 2017-04-26

Family

ID=50455070

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310471428.XA Expired - Fee Related CN103731111B (zh) 2012-10-11 2013-10-11 放大器电路

Country Status (3)

Country Link
US (1) US9136806B2 (enExample)
JP (1) JP6061604B2 (enExample)
CN (1) CN103731111B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014173842A (ja) 2013-03-05 2014-09-22 Canon Inc 発光素子駆動装置、その制御方法、光学式エンコーダ、およびカメラ
JP6222980B2 (ja) 2013-05-09 2017-11-01 キヤノン株式会社 音響装置及び電子機器
US10673397B2 (en) * 2017-03-01 2020-06-02 Novatek Microelectronics Corp. Operational amplifier
JP7384791B2 (ja) * 2018-06-08 2023-11-21 ソニーセミコンダクタソリューションズ株式会社 表示素子駆動回路および表示装置
CN113300698B (zh) * 2020-02-21 2023-06-09 欧姆龙(上海)有限公司 信号输出电路

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616189A (en) * 1985-04-26 1986-10-07 Triquint Semiconductor, Inc. Gallium arsenide differential amplifier with closed loop bias stabilization
JPS6472607A (en) 1987-09-12 1989-03-17 Sony Corp Headphone switching circuit
JPH0588056U (ja) * 1991-12-04 1993-11-26 河村電器産業株式会社 Ｄｔｍｆ信号の増幅回路
JPH05226948A (ja) 1992-02-10 1993-09-03 Matsushita Electric Works Ltd マルチ出力アンプ
JPH08330987A (ja) * 1995-05-31 1996-12-13 Sony Corp 通信端末装置
JPH09167929A (ja) * 1995-12-18 1997-06-24 Hitachi Ltd 演算増幅回路を備えた半導体集積回路
US5838722A (en) * 1996-04-24 1998-11-17 Aeroflex, Inc. Monolithic transceiver including feedback control
US5949284A (en) * 1997-11-10 1999-09-07 Tektronix, Inc. CMOS buffer amplifier
JP3908013B2 (ja) * 2001-11-19 2007-04-25 Ｎｅｃエレクトロニクス株式会社 表示制御回路及び表示装置
JP4921106B2 (ja) 2006-10-20 2012-04-25 キヤノン株式会社 バッファ回路
US7795975B2 (en) * 2008-02-27 2010-09-14 Mediatek Inc. Class AB amplifier
JP4825838B2 (ja) * 2008-03-31 2011-11-30 ルネサスエレクトロニクス株式会社 出力増幅回路及びそれを用いた表示装置のデータドライバ
US7728661B2 (en) * 2008-05-05 2010-06-01 Javelin Semiconductor, Inc. Controlling power with an output network
JP2010008981A (ja) * 2008-06-30 2010-01-14 Sony Corp 液晶パネル駆動回路
US7737784B2 (en) * 2008-10-09 2010-06-15 Maxim Integrated Products, Inc. Self configuring output stages of precision amplifiers
US8085098B2 (en) 2008-10-10 2011-12-27 Canon Kabushiki Kaisha PLL circuit
JP2010103707A (ja) 2008-10-22 2010-05-06 Canon Inc チャージポンプ回路、及びクロック生成器
FR2946202B1 (fr) * 2009-05-29 2011-07-15 St Ericsson Grenoble Sas Annulation de glitche pour amplificateur audio
IT1401466B1 (it) * 2010-06-25 2013-07-26 St Microelectronics Srl Circuito elettronico per pilotare un amplificatore a commutazione
JP5624493B2 (ja) 2011-02-16 2014-11-12 キヤノン株式会社 差動増幅装置
JP5624501B2 (ja) 2011-02-25 2014-11-12 キヤノン株式会社 フィルタ回路
JP5719259B2 (ja) * 2011-09-06 2015-05-13 ルネサスエレクトロニクス株式会社 高周波電力増幅装置
JP5941268B2 (ja) 2011-11-10 2016-06-29 キヤノン株式会社 発光素子駆動回路、光学式エンコーダ、カメラ及び発光素子駆動回路の制御方法

Also Published As

Publication number Publication date
US20140104001A1 (en) 2014-04-17
JP6061604B2 (ja) 2017-01-18
US9136806B2 (en) 2015-09-15
JP2014078890A (ja) 2014-05-01
CN103731111A (zh) 2014-04-16

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Granted publication date: 20170426

CF01 Termination of patent right due to non-payment of annual fee