TW200518445A - Class AB rail-to-rail operational amplifier - Google Patents

Class AB rail-to-rail operational amplifier

Info

Publication number
TW200518445A
TW200518445A TW093127832A TW93127832A TW200518445A TW 200518445 A TW200518445 A TW 200518445A TW 093127832 A TW093127832 A TW 093127832A TW 93127832 A TW93127832 A TW 93127832A TW 200518445 A TW200518445 A TW 200518445A
Authority
TW
Taiwan
Prior art keywords
rail
operational amplifier
class
output stage
stage circuit
Prior art date
Application number
TW093127832A
Other languages
English (en)
Other versions
TWI327820B (en
Inventor
Kyeong-Tae Moon
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of TW200518445A publication Critical patent/TW200518445A/zh
Application granted granted Critical
Publication of TWI327820B publication Critical patent/TWI327820B/zh

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
    • 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
    • H03F3/4521—Complementary long tailed pairs having parallel inputs and being supplied in parallel
    • H03F3/45219—Folded cascode stages
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/307—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers
    • H03F1/308—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers using MOSFET
    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3217—Modifications of amplifiers to reduce non-linear distortion in single ended push-pull amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/3022—CMOS common source output SEPP amplifiers
    • H03F3/3028—CMOS common source output SEPP amplifiers with symmetrical driving of the end stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
TW093127832A 2003-10-13 2004-09-15 Class ab rail-to-rail operational amplifier TWI327820B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020030070964A KR100560413B1 (ko) 2003-10-13 2003-10-13 에이비급 레일-투-레일 연산 증폭기

Publications (2)

Publication Number Publication Date
TW200518445A true TW200518445A (en) 2005-06-01
TWI327820B TWI327820B (en) 2010-07-21

Family

ID=36121601

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093127832A TWI327820B (en) 2003-10-13 2004-09-15 Class ab rail-to-rail operational amplifier

Country Status (6)

Country Link
US (1) US7187235B2 (zh)
JP (1) JP2005124173A (zh)
KR (1) KR100560413B1 (zh)
CN (1) CN100481718C (zh)
NL (1) NL1027052C2 (zh)
TW (1) TWI327820B (zh)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100771858B1 (ko) * 2004-07-13 2007-11-01 삼성전자주식회사 정지 전류 및 출력 전류의 제어가 용이한 ａｂ급 증폭 회로
KR100771859B1 (ko) * 2004-07-13 2007-11-01 삼성전자주식회사 전류 제어가 용이한 증폭 회로
KR100744112B1 (ko) * 2004-12-17 2007-08-01 삼성전자주식회사 전류 소모를 줄인 증폭기 및 증폭 방법
KR100784535B1 (ko) * 2006-02-20 2007-12-11 엘지전자 주식회사 연산 증폭기 및 이를 이용한 액정 표시 장치의 구동 장치및 그 방법
US7729672B2 (en) * 2006-03-22 2010-06-01 Qualcomm, Incorporated Dynamic bias control in power amplifier
JP2007267016A (ja) * 2006-03-28 2007-10-11 Ricoh Co Ltd 演算増幅器
US7701295B2 (en) * 2006-05-11 2010-04-20 Broadcom Corporation High-efficiency class-AB amplifier
US7414473B1 (en) * 2006-07-27 2008-08-19 Linear Technology Corporation Class AB folded-cascode amplifier having cascode compensation
US7639078B2 (en) * 2006-07-27 2009-12-29 Linear Technology Corporation Class AB folded-cascode amplifier having cascode compensation
KR100770731B1 (ko) * 2006-08-09 2007-10-30 삼성전자주식회사 레일-투-레일 에이비급 증폭기
JP4861791B2 (ja) * 2006-10-27 2012-01-25 ルネサスエレクトロニクス株式会社 演算増幅器及び表示装置
KR101330751B1 (ko) * 2007-02-08 2013-11-18 삼성전자주식회사 클래스 ａｂ 출력 스테이지를 갖는 투-스테이지 연산증폭기
JP2008219655A (ja) * 2007-03-06 2008-09-18 Sanyo Electric Co Ltd レールトゥレール型増幅回路及び半導体装置
US7545214B2 (en) * 2007-04-30 2009-06-09 Standard Microsystems Corporation Class AB rail-to-rail input and output operational amplifier
CN101471631B (zh) * 2007-12-29 2012-08-22 上海贝岭股份有限公司 Cmos音频运算放大器
US7466198B1 (en) 2008-04-18 2008-12-16 International Business Machines Corporation Differential gain boosted amplifier
JP2010041368A (ja) * 2008-08-05 2010-02-18 Nec Electronics Corp 演算増幅回路及び表示パネル駆動装置
JP2010041370A (ja) * 2008-08-05 2010-02-18 Nec Electronics Corp 演算増幅回路及び表示パネル駆動装置
KR20100021938A (ko) * 2008-08-18 2010-02-26 삼성전자주식회사 개선된 위상 마진을 갖는 폴디드 캐스코드 연산 증폭기
KR101022340B1 (ko) 2009-02-04 2011-03-22 (주)카이로넷 제어전압 발생회로 및 이를 포함하는 연산 증폭기
CN101510762B (zh) * 2009-03-12 2011-07-20 上海交通大学 低电源电压全差动轨对轨放大电路
JPWO2011092768A1 (ja) * 2010-02-01 2013-05-30 パナソニック株式会社 演算増幅回路、信号駆動装置、表示装置及びオフセット電圧調整方法
CN101958692B (zh) * 2010-10-19 2013-09-04 杭州电子科技大学 一种低压轨至轨运算放大电路
EP2667506A1 (en) * 2012-05-24 2013-11-27 ST-Ericsson SA Two-stage operational amplifier in class ab
TWI492205B (zh) * 2013-06-17 2015-07-11 Himax Tech Ltd 一種源極驅動器的輸出緩衝電路
CN103457554B (zh) * 2013-08-22 2016-08-10 龙芯中科技术有限公司 轨到轨运算放大器
US9525391B2 (en) * 2014-03-05 2016-12-20 Mediatek Singapore Pte. Ltd. Fully differential class A/AB amplifier and method thereof
US9312825B2 (en) * 2014-05-09 2016-04-12 Analog Devices Global Amplifier input stage and amplifier
CN104506152B (zh) * 2014-12-23 2017-09-19 工业和信息化部电子第五研究所 基于内部电流反相的轨到轨运算放大器
US9831840B2 (en) * 2015-05-18 2017-11-28 Texas Instruments Incorporated Amplifier circuit and method for adaptive amplifier biasing
CN105007052B (zh) * 2015-06-12 2017-12-15 长沙景嘉微电子股份有限公司 一种高增益甲乙类运算放大器电路
CN109831171B (zh) * 2016-05-31 2024-06-04 深圳市海思半导体有限公司 一种可变增益放大器
JP2018007070A (ja) * 2016-07-04 2018-01-11 新日本無線株式会社 差動増幅器
KR102598976B1 (ko) * 2021-08-17 2023-11-03 한국항공대학교산학협력단 공통모드 부궤환 이득을 가지는 상보적 구조의 연산 증폭기 및 그의 구동 방법
KR102573514B1 (ko) * 2021-08-25 2023-08-31 성균관대학교산학협력단 적응형 바이어스를 이용한 레일 투 레일 클래스 ab급 버퍼 증폭기
CN114640314B (zh) * 2022-04-07 2024-04-09 西安理工大学 一种用于传感器线性化电路的cmos功率放大器
CN114744971A (zh) * 2022-06-14 2022-07-12 禹创半导体(深圳)有限公司 一种ab类运算放大器
US20250219663A1 (en) * 2022-08-15 2025-07-03 Closed-Up Joint-Stock Company Drive Single-supply apparatus for signal transmission
US12499922B2 (en) 2023-05-25 2025-12-16 SanDisk Technologies, Inc. Current source for read of programmable resistance memory cells

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294893A (en) * 1992-10-30 1994-03-15 Sgs-Thomson Microelectronics, Inc. Differential output amplifier input stage with rail-to-rail common mode input range
US5337008A (en) * 1993-02-25 1994-08-09 Hewlett-Packard Corporation High gain rail-to-rail CMOS amplifier
US5311145A (en) 1993-03-25 1994-05-10 North American Philips Corporation Combination driver-summing circuit for rail-to-rail differential amplifier
KR0139335B1 (ko) 1995-03-10 1998-07-01 김광호 랜덤 코드 제너레이터
US5734297A (en) * 1996-03-29 1998-03-31 Philips Electronics North America Corporation Rail-to-rail input stages with constant gm and constant common-mode output currents
US6265929B1 (en) * 1998-07-10 2001-07-24 Linear Technology Corporation Circuits and methods for providing rail-to-rail output with highly linear transconductance performance
JP2000124749A (ja) * 1998-10-16 2000-04-28 Matsushita Electric Ind Co Ltd 半導体集積装置
US6150883A (en) * 1999-07-22 2000-11-21 Burr-Brown Corporation Rail-to-rail input/output operational amplifier and method
JP3830339B2 (ja) * 1999-09-17 2006-10-04 松下電器産業株式会社 高スルーレート差動増幅回路
US6657495B2 (en) * 2002-04-01 2003-12-02 Texas Instruments Incorporated Operational amplifier output stage and method
JP4614704B2 (ja) * 2003-07-23 2011-01-19 ルネサスエレクトロニクス株式会社 差動増幅器及びデータドライバと表示装置

Also Published As

Publication number Publication date
TWI327820B (en) 2010-07-21
US7187235B2 (en) 2007-03-06
KR100560413B1 (ko) 2006-03-14
US20050077961A1 (en) 2005-04-14
JP2005124173A (ja) 2005-05-12
CN100481718C (zh) 2009-04-22
NL1027052C2 (nl) 2006-02-14
CN1607724A (zh) 2005-04-20
KR20050035547A (ko) 2005-04-19
NL1027052A1 (nl) 2005-04-14

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees