DE602004016986D1 - Differenzverstärkerstufe mit niedriger Versorgungsspannung - Google Patents

Differenzverstärkerstufe mit niedriger Versorgungsspannung

Info

Publication number
DE602004016986D1
DE602004016986D1 DE602004016986T DE602004016986T DE602004016986D1 DE 602004016986 D1 DE602004016986 D1 DE 602004016986D1 DE 602004016986 T DE602004016986 T DE 602004016986T DE 602004016986 T DE602004016986 T DE 602004016986T DE 602004016986 D1 DE602004016986 D1 DE 602004016986D1
Authority
DE
Germany
Prior art keywords
current
stage
differential
supply voltage
monitoring
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.)
Active
Application number
DE602004016986T
Other languages
English (en)
Inventor
Dirk Killat
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.)
Dialog Semiconductor GmbH
Original Assignee
Dialog Semiconductor GmbH
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 Dialog Semiconductor GmbH filed Critical Dialog Semiconductor GmbH
Publication of DE602004016986D1 publication Critical patent/DE602004016986D1/de
Active 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
    • 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
    • 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
    • H03F3/45278—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using BiFET transistors as the active amplifying circuit
    • H03F3/45282—Long tailed pairs
    • 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
    • H03F3/45278—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using BiFET transistors as the active amplifying circuit
    • H03F3/45282—Long tailed pairs
    • H03F3/45291—Folded cascode stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/513—Indexing scheme relating to amplifiers the amplifier being made for low supply voltages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/78—A comparator being used in a controlling circuit of an amplifier
    • 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
    • H03F2203/45398—Indexing scheme relating to differential amplifiers the AAC comprising a voltage generating circuit as bias circuit for the AAC
    • 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
    • H03F2203/45521—Indexing scheme relating to differential amplifiers the FBC comprising op amp stages, e.g. cascaded stages of the dif amp and being coupled between the LC and the IC
DE602004016986T 2004-08-13 2004-08-13 Differenzverstärkerstufe mit niedriger Versorgungsspannung Active DE602004016986D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04392034A EP1626496B1 (de) 2004-08-13 2004-08-13 Differenzverstärkerstufe mit niedriger Versorgungsspannung

Publications (1)

Publication Number Publication Date
DE602004016986D1 true DE602004016986D1 (de) 2008-11-20

Family

ID=34931990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004016986T Active DE602004016986D1 (de) 2004-08-13 2004-08-13 Differenzverstärkerstufe mit niedriger Versorgungsspannung

Country Status (4)

Country Link
US (1) US7109794B2 (de)
EP (1) EP1626496B1 (de)
AT (1) ATE410821T1 (de)
DE (1) DE602004016986D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7292102B2 (en) * 2004-09-10 2007-11-06 Broadcom Corporation Gain control scheme independent of process, voltage and temperature
CN101405935A (zh) * 2006-03-23 2009-04-08 Nxp股份有限公司 利用输入级使共模信号反相的差动放大器
JP5268574B2 (ja) * 2008-11-06 2013-08-21 株式会社東芝 半導体集積回路装置
US8773170B2 (en) * 2010-04-05 2014-07-08 Intersil Americas Inc. Coupling tolerant precision current reference with high PSRR
US8452253B2 (en) 2010-07-20 2013-05-28 Broadcom Corporation Compact low-power receiver including transimpedance amplifier, digitally controlled interface circuit, and low pass filter
US9760104B2 (en) * 2015-08-24 2017-09-12 Semiconductor Components Industries, Llc Bulk current regulation loop
EP3182587A1 (de) * 2015-12-16 2017-06-21 IMEC vzw Kleinsignalverstärker
US10666248B1 (en) * 2019-04-18 2020-05-26 Hrl Laboratories, Llc Circuit and method for biasing transistor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5858843B2 (ja) * 1978-09-05 1983-12-27 株式会社東芝 演算増幅回路
IT1201839B (it) * 1986-08-08 1989-02-02 Sgs Microelettronica Spa Amplificatore operazionale di potenza cmos ad uscita interamente differenziale
US4835488A (en) * 1988-01-13 1989-05-30 Tektronix, Inc. Wideband linearized emitter feedback amplifier
US5032797A (en) * 1990-09-04 1991-07-16 Motorola, Inc. Differential input stage having improved common mode rejection
GB9219685D0 (en) * 1992-09-17 1992-10-28 Massachusetts Inst Technology Error reduction
US5631606A (en) 1995-08-01 1997-05-20 Information Storage Devices, Inc. Fully differential output CMOS power amplifier
US6407637B1 (en) 2000-05-12 2002-06-18 National Semiconductor Corporation Differential current mirror and method
US6433638B1 (en) 2000-09-06 2002-08-13 International Business Machines Corporation Fully balanced transimpedance amplifier for high speed and low voltage applications
US6538513B2 (en) 2000-12-22 2003-03-25 Intersil Americas Inc. Common mode output current control circuit and method

Also Published As

Publication number Publication date
US20060033571A1 (en) 2006-02-16
US7109794B2 (en) 2006-09-19
EP1626496B1 (de) 2008-10-08
ATE410821T1 (de) 2008-10-15
EP1626496A1 (de) 2006-02-15

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