DE69031675D1 - Elektrische Schaltung - Google Patents

Elektrische Schaltung

Info

Publication number
DE69031675D1
DE69031675D1 DE69031675T DE69031675T DE69031675D1 DE 69031675 D1 DE69031675 D1 DE 69031675D1 DE 69031675 T DE69031675 T DE 69031675T DE 69031675 T DE69031675 T DE 69031675T DE 69031675 D1 DE69031675 D1 DE 69031675D1
Authority
DE
Germany
Prior art keywords
electrical circuit
electrical
circuit
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
DE69031675T
Other languages
English (en)
Other versions
DE69031675T2 (de
Inventor
Mark B Kearney
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.)
Delphi Technologies Inc
Original Assignee
Delco Electronics LLC
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 Delco Electronics LLC filed Critical Delco Electronics LLC
Publication of DE69031675D1 publication Critical patent/DE69031675D1/de
Application granted granted Critical
Publication of DE69031675T2 publication Critical patent/DE69031675T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—Dc amplifiers in which all stages are dc-coupled
    • H03F3/343—Dc amplifiers in which all stages are dc-coupled 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
    • H03F3/4508—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
    • H03F3/45094—Folded cascode stages
    • 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
    • H03F2203/45011—Indexing scheme relating to differential amplifiers the addition of two signals being made in a source degeneration circuit of a current mirror for producing the common mode 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
    • H03F2203/45028—Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are folded cascode coupled transistors
    • 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
    • H03F2203/45076—Indexing scheme relating to differential amplifiers the resulting deducted common mode signal being added to or controls the differential amplifier, and being a current 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
    • H03F2203/45188—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more current sources in the load
    • 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
    • H03F2203/45212—Indexing scheme relating to differential amplifiers the differential amplifier being designed to have a reduced offset
    • 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
    • H03F2203/45466—Indexing scheme relating to differential amplifiers the CSC being controlled, e.g. by a signal derived from a non specified place in the dif amp 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
    • H03F2203/45476—Indexing scheme relating to differential amplifiers the CSC comprising a mirror circuit
DE69031675T 1989-08-31 1990-08-20 Elektrische Schaltung Expired - Fee Related DE69031675T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/401,205 US4959622A (en) 1989-08-31 1989-08-31 Operational amplifier with precise bias current control

Publications (2)

Publication Number Publication Date
DE69031675D1 true DE69031675D1 (de) 1997-12-11
DE69031675T2 DE69031675T2 (de) 1998-03-05

Family

ID=23586794

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69031675T Expired - Fee Related DE69031675T2 (de) 1989-08-31 1990-08-20 Elektrische Schaltung

Country Status (5)

Country Link
US (1) US4959622A (de)
EP (1) EP0415620B1 (de)
JP (1) JPH0393306A (de)
KR (1) KR940007974B1 (de)
DE (1) DE69031675T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091701A (en) * 1990-10-15 1992-02-25 Analog Devices, Inc. High efficiency cross-coupled folded cascode circuit
US5809410A (en) * 1993-07-12 1998-09-15 Harris Corporation Low voltage RF amplifier and mixed with single bias block and method
US5583425A (en) * 1993-07-21 1996-12-10 National Semiconductor Corporation Voltage comparator with controlled output current proportional to difference voltage
US5686823A (en) * 1996-08-07 1997-11-11 National Semiconductor Corporation Bandgap voltage reference circuit
US5939944A (en) * 1997-12-16 1999-08-17 Burr-Brown Corporation NPN push-pull output stage with folded cascode JFETs
US6058144A (en) * 1998-04-03 2000-05-02 Nortel Networks Corporation Multi-GB/S data pulse receiver
US6882185B1 (en) * 1998-07-02 2005-04-19 Qualcomm, Incorporated Exponential current generator and method
US6822505B1 (en) * 1999-12-27 2004-11-23 Texas Instruments Incorporated Mobility compensation in MOS integrated circuits
FR2818465B1 (fr) * 2000-12-14 2003-03-07 St Microelectronics Sa Amplificateur compact a gain ajustable
ITMI20021336A1 (it) * 2002-06-17 2003-12-17 St Microelectronics Srl Dispositivo per la conversione di un segnale differenziale in un segnale singolo
US6946896B2 (en) * 2003-05-29 2005-09-20 Broadcom Corporation High temperature coefficient MOS bias generation circuit
FR2866764A1 (fr) * 2004-02-25 2005-08-26 St Microelectronics Sa Circuit d'amplification de puissance et amplificateur operationnel l'incorporant
US20070252648A1 (en) * 2006-04-26 2007-11-01 Luca Ravezzi Operational amplifier
US8085093B2 (en) * 2009-12-02 2011-12-27 Analog Devices, Inc. Differentially compensated input pair
US8912849B2 (en) 2013-04-30 2014-12-16 Mstar Semiconductor, Inc. Adaptive operational amplifier bias current
JP6890629B2 (ja) * 2019-05-08 2021-06-18 華邦電子股▲ふん▼有限公司Ｗｉｎｂｏｎｄ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏｒｐ． 差動アンプ
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1158416A (en) * 1965-12-13 1969-07-16 Ibm Transistor Amplifier
JPS5757010A (en) * 1981-07-30 1982-04-06 Matsushita Electric Ind Co Ltd Amplifier
US4525663A (en) * 1982-08-03 1985-06-25 Burr-Brown Corporation Precision band-gap voltage reference circuit
JPS6387811A (ja) * 1986-10-01 1988-04-19 Matsushita Electric Ind Co Ltd 差動増幅器
JPH0624299B2 (ja) * 1987-07-07 1994-03-30 日本電気株式会社 演算増幅回路
US4857862A (en) * 1988-04-06 1989-08-15 Analog Devices, Incorporated High-gain IC amplifier

Also Published As

Publication number Publication date
JPH0393306A (ja) 1991-04-18
EP0415620A3 (en) 1991-06-12
DE69031675T2 (de) 1998-03-05
KR940007974B1 (ko) 1994-08-31
KR910005552A (ko) 1991-03-30
EP0415620A2 (de) 1991-03-06
EP0415620B1 (de) 1997-11-05
US4959622A (en) 1990-09-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DELPHI TECHNOLOGIES, INC., TROY, MICH., US

8339 Ceased/non-payment of the annual fee