JP5779490B2 - 線形増幅回路 - Google Patents

線形増幅回路 Download PDF

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Publication number
JP5779490B2
JP5779490B2 JP2011269866A JP2011269866A JP5779490B2 JP 5779490 B2 JP5779490 B2 JP 5779490B2 JP 2011269866 A JP2011269866 A JP 2011269866A JP 2011269866 A JP2011269866 A JP 2011269866A JP 5779490 B2 JP5779490 B2 JP 5779490B2
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Japan
Prior art keywords
input
resistor
voltage
input terminal
inverting
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JP2011269866A
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English (en)
Japanese (ja)
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JP2013123085A (ja
JP2013123085A5 (enExample
Inventor
卓史 池田
卓史 池田
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MegaChips Corp
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MegaChips Corp
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Publication date
Application filed by MegaChips Corp filed Critical MegaChips Corp
Priority to JP2011269866A priority Critical patent/JP5779490B2/ja
Priority to CN201210520360.5A priority patent/CN103166583B/zh
Priority to US13/708,309 priority patent/US8854125B2/en
Publication of JP2013123085A publication Critical patent/JP2013123085A/ja
Publication of JP2013123085A5 publication Critical patent/JP2013123085A5/ja
Application granted granted Critical
Publication of JP5779490B2 publication Critical patent/JP5779490B2/ja
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    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • 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
    • 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
    • H03F2203/45101—Control of the DC level being present
    • 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
    • H03F2203/45138—Two or more differential amplifiers in IC-block form are combined, e.g. measuring amplifiers
    • 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
    • H03F2203/45526—Indexing scheme relating to differential amplifiers the FBC comprising a resistor-capacitor combination 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
    • H03F2203/45591—Indexing scheme relating to differential amplifiers the IC comprising one or more potentiometers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2011269866A 2011-12-09 2011-12-09 線形増幅回路 Active JP5779490B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011269866A JP5779490B2 (ja) 2011-12-09 2011-12-09 線形増幅回路
CN201210520360.5A CN103166583B (zh) 2011-12-09 2012-12-06 线性放大器和电平移位方法
US13/708,309 US8854125B2 (en) 2011-12-09 2012-12-07 Linear amplifier that perform level shift and method of level shifting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011269866A JP5779490B2 (ja) 2011-12-09 2011-12-09 線形増幅回路

Publications (3)

Publication Number Publication Date
JP2013123085A JP2013123085A (ja) 2013-06-20
JP2013123085A5 JP2013123085A5 (enExample) 2015-01-08
JP5779490B2 true JP5779490B2 (ja) 2015-09-16

Family

ID=48571430

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011269866A Active JP5779490B2 (ja) 2011-12-09 2011-12-09 線形増幅回路

Country Status (3)

Country Link
US (1) US8854125B2 (enExample)
JP (1) JP5779490B2 (enExample)
CN (1) CN103166583B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9362874B2 (en) * 2013-07-10 2016-06-07 Fairchild Semiconductor Corporation Differential measurements with a large common mode input voltage
US9246477B2 (en) 2014-03-27 2016-01-26 Qualcomm Incorporated Systems and methods for common mode level shifting
US9385677B2 (en) * 2014-08-29 2016-07-05 Realtek Semiconductor Corp. Method and apparatus for gain enhancement of differential amplifier
CN104330414A (zh) * 2014-11-19 2015-02-04 柳州市骏信金属制品有限责任公司 自动感应检知装置
JP2016171409A (ja) * 2015-03-12 2016-09-23 日本電信電話株式会社 トランスインピーダンスアンプ回路
CN105891158B (zh) * 2016-03-30 2020-03-06 广东美的厨房电器制造有限公司 检测附着物量值的电路、传感器及油烟机
JP6512250B2 (ja) * 2017-09-07 2019-05-15 セイコーエプソン株式会社 表示ドライバー、電気光学装置及び電子機器
CN110086437A (zh) 2018-01-26 2019-08-02 华为技术有限公司 运算放大器和芯片
US10396724B1 (en) * 2018-05-30 2019-08-27 Semiconductor Components Industries, Llc Amplifier with common mode loop and chop
US10797704B2 (en) * 2018-09-04 2020-10-06 Maxim Integrated Products, Inc. Differential signal transfer systems and associated methods
TWI671999B (zh) * 2019-02-19 2019-09-11 晶豪科技股份有限公司 Ｄ類功率放大器電路
CN114041264B (zh) * 2019-06-28 2024-11-08 ams国际有限公司 差分电流至电压转换
JP7367966B2 (ja) * 2019-10-04 2023-10-24 ザインエレクトロニクス株式会社 リニアアンプ
CN111342786B (zh) * 2020-04-21 2021-09-21 上海类比半导体技术有限公司 差分放大器共模抑制比和增益修调电路
US11621683B2 (en) * 2021-01-29 2023-04-04 Cirrus Logic, Inc. Current sensing circuitry
CN115113169A (zh) * 2021-03-19 2022-09-27 上海禾赛科技有限公司 峰值保持电路、脉冲采集电路及激光雷达
JP2022153720A (ja) * 2021-03-30 2022-10-13 セイコーエプソン株式会社 電流検出回路、回路装置及びソレノイド制御装置
CN113866662B (zh) * 2021-09-26 2024-07-12 石家庄通合电子科技股份有限公司 开关电源输出电流检测电路及开关电源
CN119135155B (zh) * 2024-11-12 2025-03-07 成都电科星拓科技有限公司 包括反馈电容的电平移位器
CN119543913B (zh) * 2025-01-20 2025-04-04 苏州锴威特半导体股份有限公司 共模降噪电平位移电路

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5371469A (en) * 1993-02-16 1994-12-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Constant current loop impedance measuring system that is immune to the effects of parasitic impedances
JP3889545B2 (ja) 2000-03-02 2007-03-07 三洋電機株式会社 集積回路
JP2002043852A (ja) * 2000-07-27 2002-02-08 Mitsubishi Electric Corp 半導体集積回路
JP3972601B2 (ja) 2001-05-15 2007-09-05 ヤマハ株式会社 レベルシフト回路
JP2005323287A (ja) 2004-05-11 2005-11-17 Sony Corp 差動入力差動出力型増幅回路
TWI252391B (en) * 2004-11-12 2006-04-01 Realtek Semiconductor Corp Circuit device with different input/output common mode voltages
JP4800781B2 (ja) * 2006-01-31 2011-10-26 セイコーインスツル株式会社 電圧レベルシフト回路、および半導体集積回路
US7528659B2 (en) 2006-12-28 2009-05-05 Panasonic Corporation Fully differential amplification device
US7750737B2 (en) 2007-09-05 2010-07-06 Texas Instruments Incorporated Common mode stabilization in a fully differential amplifier
JP5332316B2 (ja) * 2008-05-30 2013-11-06 富士通株式会社 差動増幅回路
JP2011091572A (ja) * 2009-10-21 2011-05-06 Sanyo Electric Co Ltd 可変利得増幅回路
US8054208B2 (en) * 2010-03-30 2011-11-08 Honeywell International Inc. Re-configurable multipurpose analog interface

Also Published As

Publication number Publication date
CN103166583B (zh) 2017-09-12
JP2013123085A (ja) 2013-06-20
US20130147548A1 (en) 2013-06-13
US8854125B2 (en) 2014-10-07
CN103166583A (zh) 2013-06-19

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