FR2829886B1 - Circuit amplificateur en classe ab - Google Patents

Circuit amplificateur en classe ab

Info

Publication number
FR2829886B1
FR2829886B1 FR0112050A FR0112050A FR2829886B1 FR 2829886 B1 FR2829886 B1 FR 2829886B1 FR 0112050 A FR0112050 A FR 0112050A FR 0112050 A FR0112050 A FR 0112050A FR 2829886 B1 FR2829886 B1 FR 2829886B1
Authority
FR
France
Prior art keywords
class
amplifier circuit
amplifier
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
FR0112050A
Other languages
English (en)
Other versions
FR2829886A1 (fr
Inventor
Marius Reffay
Michel Barou
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0112050A priority Critical patent/FR2829886B1/fr
Priority to US10/245,842 priority patent/US6784739B2/en
Publication of FR2829886A1 publication Critical patent/FR2829886A1/fr
Application granted granted Critical
Publication of FR2829886B1 publication Critical patent/FR2829886B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03F1/30—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
FR0112050A 2001-09-18 2001-09-18 Circuit amplificateur en classe ab Expired - Fee Related FR2829886B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0112050A FR2829886B1 (fr) 2001-09-18 2001-09-18 Circuit amplificateur en classe ab
US10/245,842 US6784739B2 (en) 2001-09-18 2002-09-17 Class AB amplifier circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0112050A FR2829886B1 (fr) 2001-09-18 2001-09-18 Circuit amplificateur en classe ab

Publications (2)

Publication Number Publication Date
FR2829886A1 FR2829886A1 (fr) 2003-03-21
FR2829886B1 true FR2829886B1 (fr) 2005-09-30

Family

ID=8867390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0112050A Expired - Fee Related FR2829886B1 (fr) 2001-09-18 2001-09-18 Circuit amplificateur en classe ab

Country Status (2)

Country Link
US (1) US6784739B2 (fr)
FR (1) FR2829886B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7839994B1 (en) 2005-03-01 2010-11-23 Marvell International Ltd. Class A-B line driver for gigabit Ethernet
US7619476B2 (en) * 2005-03-15 2009-11-17 Cirrus Logic, Inc. Biasing stage for an amplifier
US7218175B1 (en) 2005-04-11 2007-05-15 Sirenza Microdevices, Inc. Dynamic feedback linearization
US7570116B2 (en) * 2007-05-10 2009-08-04 Analog Devices, Inc. Output stage
US7466201B1 (en) * 2007-05-21 2008-12-16 Texas Instruments Incorporated Class AB output stage and method for providing wide supply voltage range
US7772926B2 (en) * 2008-08-25 2010-08-10 Analog Devices, Inc. Setting the DC operating current of a rail-to-rail output stage of an op-amp
US11095254B1 (en) * 2020-01-23 2021-08-17 Analog Devices International Unlimited Company Circuits and methods to reduce distortion in an amplifier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55162610A (en) * 1979-06-06 1980-12-18 Hitachi Ltd Push pull output circuit
US4345502A (en) * 1979-12-26 1982-08-24 Cbs Inc. Musical instrument performance amplifier
US4797630A (en) * 1986-04-01 1989-01-10 Brown Albert W Two stage push-pull MOSFET power amplifier
US4743860A (en) * 1987-03-10 1988-05-10 Seeburg Phonograph Corporation Audio power amplifier
NL8702778A (nl) 1987-11-20 1989-06-16 Philips Nv Ruststroominstelling voor een versterkerschakeling.
DE3925342C2 (de) * 1989-07-31 1994-05-05 Siemens Ag AB-Verstärker in Eintakt- oder Gegentaktschaltung
SG71047A1 (en) * 1997-09-27 2000-03-21 Majeel Lab Pte Ltd Amplifier circuit employing floating error cancellation

Also Published As

Publication number Publication date
US20030071687A1 (en) 2003-04-17
FR2829886A1 (fr) 2003-03-21
US6784739B2 (en) 2004-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080531