IL118632A - Output stage of operational amplifier - Google Patents

Output stage of operational amplifier

Info

Publication number
IL118632A
IL118632A IL11863296A IL11863296A IL118632A IL 118632 A IL118632 A IL 118632A IL 11863296 A IL11863296 A IL 11863296A IL 11863296 A IL11863296 A IL 11863296A IL 118632 A IL118632 A IL 118632A
Authority
IL
Israel
Prior art keywords
transistor
buffer
voltage
booster
current
Prior art date
Application number
IL11863296A
Other languages
English (en)
Other versions
IL118632A0 (en
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of IL118632A0 publication Critical patent/IL118632A0/xx
Publication of IL118632A publication Critical patent/IL118632A/en

Links

Classifications

    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
IL11863296A 1995-07-24 1996-06-11 Output stage of operational amplifier IL118632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/506,158 US5646576A (en) 1995-07-24 1995-07-24 Output stage of operational amplifier suitable for mounting on a substrate and method of amplifying therewith

Publications (2)

Publication Number Publication Date
IL118632A0 IL118632A0 (en) 1996-10-16
IL118632A true IL118632A (en) 2002-02-10

Family

ID=24013444

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11863296A IL118632A (en) 1995-07-24 1996-06-11 Output stage of operational amplifier

Country Status (12)

Country Link
US (1) US5646576A (es)
JP (1) JPH09199951A (es)
CN (1) CN1067194C (es)
BR (1) BR9603121A (es)
CA (1) CA2179465C (es)
DE (1) DE19629078C2 (es)
FR (1) FR2737358B1 (es)
GB (1) GB2303751B (es)
IL (1) IL118632A (es)
IT (1) IT1284223B1 (es)
MX (1) MX9602957A (es)
SG (1) SG70994A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292057B1 (en) 1998-12-18 2001-09-18 Texas Instruments Incorporated Output stage of an operational amplifier and method having a latchup-free sourcing current booster for driving low impedance loads
JP3573055B2 (ja) * 1999-03-26 2004-10-06 セイコーエプソン株式会社 表示体駆動装置、表示装置及び携帯電子機器
WO2003076958A1 (fr) * 2002-03-08 2003-09-18 Advantest Corporation Dispositif testeur a semi-conducteur
US7288993B2 (en) * 2005-01-25 2007-10-30 Analog Devices, Inc. Small signal amplifier with large signal output boost stage
KR20070095674A (ko) * 2006-03-22 2007-10-01 엘지전자 주식회사 증폭기
US20080007361A1 (en) * 2006-07-04 2008-01-10 Mediatek Inc. Oscillator with Voltage Drop Generator
JP5522818B2 (ja) * 2007-12-18 2014-06-18 フリースケール セミコンダクター インコーポレイテッド 増幅回路
US9467107B2 (en) * 2014-03-10 2016-10-11 Freescale Semiconductor, Inc. Rail-to-rail follower circuits
US10170270B1 (en) 2017-08-04 2019-01-01 Wisconsin Alumni Research Foundation Ion source
US10205423B1 (en) 2017-08-11 2019-02-12 Nxp Usa, Inc. Rail-to-rail source follower

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579136A (en) * 1965-12-13 1971-05-18 George A Machamer Multi-stage power amplifier in which each stage conducts for only a predetermined portion of the input
DE1274660B (de) * 1966-05-05 1968-08-08 Itt Ind Ges Mit Beschraenkter Verfahren zur Erzielung eines konstanten Stromverstaerkungsfaktors fuer einen Transistorverstaerker mit weitem Stromverstaerkungsfaktorbereich und Schaltungsanordnung zur Durchfuehrung des Verfahrens
US4240040A (en) * 1974-02-11 1980-12-16 Bell Telephone Laboratories, Incorporated Operational amplifier
JPS58111507A (ja) * 1981-12-25 1983-07-02 Nippon Gakki Seizo Kk 電力増幅器
JPS5934706A (ja) * 1982-08-20 1984-02-25 Toshiba Corp 電力増幅回路
JPS5945706A (ja) * 1982-09-09 1984-03-14 Nippon Shiguneteitsukusu Kk 差動増幅回路
JPS6085615A (ja) * 1983-10-17 1985-05-15 Sony Corp バツフア・アンプ
US4588961A (en) * 1984-08-24 1986-05-13 At&T Bell Laboratories Amplifier with extended output drive capability
US4636744A (en) * 1985-10-01 1987-01-13 Harris Corporation Front end of an operational amplifier
US4755767A (en) * 1987-07-30 1988-07-05 National Semiconductor Corporation High gain amplifier using two current mirrors
IT1233417B (it) * 1987-12-03 1992-03-30 Sgs Microelettronica Spa Stadio di potenza perfezionato, con incremento della dinamica di uscita.
EP0509113B1 (de) * 1991-04-16 1998-10-07 Siemens Aktiengesellschaft Ausgangspufferverstärker mit grossem Signalhub
US5140280A (en) * 1991-08-30 1992-08-18 Motorola, Inc. Rail-to-rail output stage of an operational amplifier
JP3320434B2 (ja) * 1991-11-28 2002-09-03 沖電気工業株式会社 演算増幅回路
US5194824A (en) * 1992-01-23 1993-03-16 Intel Corporation 5V Rail-rail unity gain amplifier driving high capacitive load
JP3036221B2 (ja) * 1992-04-24 2000-04-24 トヨタ自動車株式会社 半導体集積回路
US5399991A (en) * 1993-01-28 1995-03-21 National Semiconductor Corporation High speed low power op-amp circuit
US5351012A (en) * 1993-04-02 1994-09-27 Elantec, Inc. Low input resistance current-mode feedback operational amplifier input stage

Also Published As

Publication number Publication date
ITRM960515A1 (it) 1998-01-19
US5646576A (en) 1997-07-08
CA2179465C (en) 1999-03-16
IL118632A0 (en) 1996-10-16
CN1150720A (zh) 1997-05-28
SG70994A1 (en) 2000-03-21
CN1067194C (zh) 2001-06-13
BR9603121A (pt) 1998-05-05
FR2737358A1 (fr) 1997-01-31
GB2303751A (en) 1997-02-26
ITRM960515A0 (es) 1996-07-19
MX9602957A (es) 1998-04-30
IT1284223B1 (it) 1998-05-14
GB9615220D0 (en) 1996-09-04
CA2179465A1 (en) 1997-01-25
GB2303751B (en) 2000-05-31
JPH09199951A (ja) 1997-07-31
DE19629078C2 (de) 1999-04-29
FR2737358B1 (fr) 1999-07-16
DE19629078A1 (de) 1997-01-30

Similar Documents

Publication Publication Date Title
JP3360501B2 (ja) 増幅回路及び携帯電話用半導体集積回路装置
US6259301B1 (en) Method and apparatus for selecting from multiple mixers
US6947720B2 (en) Low noise mixer circuit with improved gain
US6917246B2 (en) Doherty bias circuit to dynamically compensate for process and environmental variations
US8040186B2 (en) Radio frequency amplifier circuit and mobile communication terminal using the same
EP0711031A1 (en) Transmit mixer with current mode input
US8963612B1 (en) Multiple mode RF circuit
EP1704649B1 (en) Versatile baseband signal input current splitter
US20100327941A1 (en) Transimpedance Amplifier Input Stage Mixer
US5844443A (en) Linear high-frequency amplifier with high input impedance and high power efficiency
US5646576A (en) Output stage of operational amplifier suitable for mounting on a substrate and method of amplifying therewith
US6275688B1 (en) Double balanced mixer
KR100290285B1 (ko) 프리스케일러의 입력 버퍼
US6657494B2 (en) Variable gain mixer-amplifier with fixed DC operating voltage level
EP1537651B1 (en) System and method for establishing a bias current using a feedback loop
MXPA96002957A (es) Etapa de salida de un amplificador operacionaladecuado para montarse sobre un substrato y metodode amplificacion con el mismo
US6725030B2 (en) CMOS radio frequency amplifier with inverter driver
US9059662B1 (en) Active combiner
EP1532732A2 (en) System and method for establishing the input impedance of an amplifier in a stacked configuration
US5880637A (en) Low-power operational amplifier having fast setting time and high voltage gain suitable for use in sampled data systems
US6100763A (en) Circuit for RF buffer and method of operation
US6804499B2 (en) Power-mixer architecture for a transmitter
JP2002094343A (ja) マイクロ波集積回路
JP2006295374A (ja) 増幅回路、電圧電流変換回路および送信装置

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees