KR101618069B1 - 차동 증폭기 - Google Patents

차동 증폭기 Download PDF

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Publication number
KR101618069B1
KR101618069B1 KR1020100088252A KR20100088252A KR101618069B1 KR 101618069 B1 KR101618069 B1 KR 101618069B1 KR 1020100088252 A KR1020100088252 A KR 1020100088252A KR 20100088252 A KR20100088252 A KR 20100088252A KR 101618069 B1 KR101618069 B1 KR 101618069B1
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KR
South Korea
Prior art keywords
type mos
input terminal
inverting input
mos transistor
differential amplifier
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KR1020100088252A
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English (en)
Korean (ko)
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KR20110035884A (ko
Inventor
도시유키 츠자키
Original Assignee
에스아이아이 세미컨덕터 가부시키가이샤
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Publication of KR20110035884A publication Critical patent/KR20110035884A/ko
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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
    • 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
    • H03F3/30—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
    • 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
    • H03F2203/45091—Two complementary type differential amplifiers are paralleled, e.g. one of the p-type and one of the n-type
    • 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
    • H03F2203/45366—Indexing scheme relating to differential amplifiers the AAC comprising multiple transistors parallel coupled at their gates only, e.g. in a cascode dif amp, only those forming the composite common source transistor
    • 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
    • H03F2203/45631—Indexing scheme relating to differential amplifiers the LC comprising one or more capacitors, e.g. coupling capacitors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
KR1020100088252A 2009-09-29 2010-09-09 차동 증폭기 Active KR101618069B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009225464A JP5486259B2 (ja) 2009-09-29 2009-09-29 差動増幅器
JPJP-P-2009-225464 2009-09-29

Publications (2)

Publication Number Publication Date
KR20110035884A KR20110035884A (ko) 2011-04-06
KR101618069B1 true KR101618069B1 (ko) 2016-05-04

Family

ID=43779647

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100088252A Active KR101618069B1 (ko) 2009-09-29 2010-09-09 차동 증폭기

Country Status (5)

Country Link
US (1) US8193861B2 (https=)
JP (1) JP5486259B2 (https=)
KR (1) KR101618069B1 (https=)
CN (1) CN102035484B (https=)
TW (1) TWI430564B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5406113B2 (ja) * 2010-05-07 2014-02-05 セイコーインスツル株式会社 差動増幅回路
KR20150141340A (ko) * 2014-06-10 2015-12-18 삼성전자주식회사 채널 버퍼 블록을 포함하는 장치들
TWI589113B (zh) * 2015-07-14 2017-06-21 原相科技股份有限公司 具有雜訊壓抑功能的訊號放大電路
JP6576306B2 (ja) * 2016-06-28 2019-09-18 三菱電機株式会社 電圧電流変換回路および負荷駆動回路
JP6788401B2 (ja) * 2016-07-11 2020-11-25 新日本無線株式会社 コンパレータ
CN106788295B (zh) * 2017-01-06 2019-04-19 上海华虹宏力半导体制造有限公司 一种多级放大器
CN111294001B (zh) * 2020-03-24 2023-01-24 中国科学院微电子研究所 一种轨对轨运算放大器
JP7059329B2 (ja) * 2020-08-26 2022-04-25 ラピスセミコンダクタ株式会社 半導体装置
CN113419594B (zh) * 2021-07-02 2022-02-11 合肥睿普康集成电路有限公司 一种可以用于运算放大器的静态电流控制电路
US12081175B2 (en) * 2022-05-18 2024-09-03 Hangzhou Geo-Chip Technology Co., Ltd. Operational amplifier and electronic system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007267016A (ja) 2006-03-28 2007-10-11 Ricoh Co Ltd 演算増幅器
KR100783492B1 (ko) 2004-07-31 2007-12-11 인티그런트 테크놀로지즈(주) 차동증폭회로 및 이를 포함한 믹서회로
KR100842405B1 (ko) * 2007-05-25 2008-07-01 삼성전자주식회사 고전압 ｃｍｏｓ 레일-투-레일 입/출력 연산 증폭기
KR100906424B1 (ko) * 2007-08-02 2009-07-09 한국과학기술원 출력 버퍼 및 이를 포함하는 전력 증폭기

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0828630B2 (ja) * 1988-01-21 1996-03-21 日本電気株式会社 演算増幅回路
US5311145A (en) * 1993-03-25 1994-05-10 North American Philips Corporation Combination driver-summing circuit for rail-to-rail differential amplifier
JP2003223970A (ja) * 2002-01-29 2003-08-08 Kyocera Corp ウエハ加熱装置
JP3888350B2 (ja) * 2003-12-10 2007-02-28 セイコーエプソン株式会社 演算増幅器及びこれを用いた駆動回路
KR100771858B1 (ko) * 2004-07-13 2007-11-01 삼성전자주식회사 정지 전류 및 출력 전류의 제어가 용이한 ａｂ급 증폭 회로
KR100674913B1 (ko) * 2004-09-24 2007-01-26 삼성전자주식회사 캐스코드 형태의 클래스 ａｂ 제어단을 구비하는 차동증폭 회로

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100783492B1 (ko) 2004-07-31 2007-12-11 인티그런트 테크놀로지즈(주) 차동증폭회로 및 이를 포함한 믹서회로
JP2007267016A (ja) 2006-03-28 2007-10-11 Ricoh Co Ltd 演算増幅器
KR100842405B1 (ko) * 2007-05-25 2008-07-01 삼성전자주식회사 고전압 ｃｍｏｓ 레일-투-레일 입/출력 연산 증폭기
KR100906424B1 (ko) * 2007-08-02 2009-07-09 한국과학기술원 출력 버퍼 및 이를 포함하는 전력 증폭기

Also Published As

Publication number Publication date
CN102035484B (zh) 2015-05-06
TWI430564B (zh) 2014-03-11
US20110074507A1 (en) 2011-03-31
US8193861B2 (en) 2012-06-05
JP5486259B2 (ja) 2014-05-07
JP2011077717A (ja) 2011-04-14
KR20110035884A (ko) 2011-04-06
CN102035484A (zh) 2011-04-27
TW201131966A (en) 2011-09-16

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