ATE83342T1 - Verstaerkerschaltung. - Google Patents
Verstaerkerschaltung.Info
- Publication number
- ATE83342T1 ATE83342T1 AT88202067T AT88202067T ATE83342T1 AT E83342 T1 ATE83342 T1 AT E83342T1 AT 88202067 T AT88202067 T AT 88202067T AT 88202067 T AT88202067 T AT 88202067T AT E83342 T1 ATE83342 T1 AT E83342T1
- Authority
- AT
- Austria
- Prior art keywords
- currents
- output transistor
- current
- amplifier circuit
- currents flowing
- Prior art date
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
-
- 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
- H03F3/3083—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type
- H03F3/3086—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal
- H03F3/3093—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal comprising a differential amplifier as phase-splitting element
-
- 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
-
- 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
- H03F2203/30—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
- H03F2203/30045—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the SEPP power transistors comprising measuring push or pull transistors to produce a controlling signal
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8702262 | 1987-09-23 | ||
EP88202067A EP0309063B1 (de) | 1987-09-23 | 1988-09-22 | Verstärkerschaltung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE83342T1 true ATE83342T1 (de) | 1992-12-15 |
Family
ID=19850646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT88202067T ATE83342T1 (de) | 1987-09-23 | 1988-09-22 | Verstaerkerschaltung. |
Country Status (7)
Country | Link |
---|---|
US (2) | US4857861A (de) |
EP (1) | EP0309063B1 (de) |
JP (1) | JP2522998B2 (de) |
KR (1) | KR970005291B1 (de) |
AT (1) | ATE83342T1 (de) |
DE (1) | DE3876564T2 (de) |
HK (1) | HK70794A (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4992756A (en) * | 1989-06-12 | 1991-02-12 | Siemens Corporate Research, Inc. | Low offset transconductance amplifier in an analog electronic cochlea |
FR2651623A1 (fr) * | 1989-09-01 | 1991-03-08 | Radiotechnique Compelec | Circuit integre presentant une detection d'etat de saturation. |
JP2547863B2 (ja) * | 1989-10-06 | 1996-10-23 | 東芝マイクロエレクトロニクス株式会社 | ソースカップルドfetロジック形出力回路 |
US5229721A (en) * | 1992-04-06 | 1993-07-20 | Plantronics, Inc. | Micropower amplifier/transducer driver with signal expansion |
US5389894A (en) * | 1992-09-03 | 1995-02-14 | Sgs-Thomson Microelectronics, Inc. | Power amplifier having high output voltage swing and high output drive current |
DE69414820T2 (de) * | 1994-02-28 | 1999-04-15 | Stmicroelectronics S.R.L., Agrate Brianza, Mailand/Milano | Ausgangsstufe insbesondere für integrierte Verstärker mit aussen verbundenen Ausgangsleistungsvorrichtungen |
US5532627A (en) * | 1995-04-14 | 1996-07-02 | Delco Electronics Corporation | Stackable voltage comparator circuit for a multiple voltage window detector |
DE19533768C1 (de) * | 1995-09-12 | 1996-08-29 | Siemens Ag | Stromtreiberschaltung mit Querstromregelung |
US5642078A (en) * | 1995-09-29 | 1997-06-24 | Crystal Semiconductor Corporation | Amplifier having frequency compensation by gain degeneration |
JP2009201119A (ja) * | 1996-03-19 | 2009-09-03 | Semiconductor Components Industries Llc | 低電圧演算増幅器とその方法 |
US5825246A (en) * | 1996-08-19 | 1998-10-20 | Motorola, Inc. | Low voltage class AB amplifier |
JP3986105B2 (ja) * | 1996-10-31 | 2007-10-03 | 三洋電機株式会社 | 電力増幅装置 |
JPH10150334A (ja) * | 1996-11-19 | 1998-06-02 | Sanyo Electric Co Ltd | 電力増幅装置 |
US5973564A (en) * | 1998-04-02 | 1999-10-26 | Burr-Brown Corporation | Operational amplifier push-pull output stage with low quiescent current |
DE69937770T2 (de) * | 1998-04-30 | 2008-12-24 | Nxp B.V. | Verstärkerausgangsstufe mit Begrenzer für parasitäre Ströme |
US6362686B1 (en) * | 1999-10-04 | 2002-03-26 | Texas Instruments Incorporated | Fast saturation recovery operational amplifier input stage |
US6529076B2 (en) * | 2000-09-25 | 2003-03-04 | Texas Instruments Incorporated | Fast saturation recovery operational amplifier input stage |
US6542032B2 (en) * | 2000-12-01 | 2003-04-01 | Texas Instruments Incorporated | Extremely linear, high speed, class AB rail to rail bipolar amplifier output stage with high output drive |
US6556081B2 (en) | 2000-12-15 | 2003-04-29 | Texas Instruments Incorporated | Single-ended, ultra low voltage class AB power amplifier architecture having a common-mode feedback quiescent current control circuit |
DE10128772B4 (de) * | 2001-06-13 | 2009-10-15 | Infineon Technologies Ag | Verfahren und Vorrichtung zur Einschaltstrombegrenzung in Gegentaktverstärkerendstufen |
US7012465B2 (en) * | 2001-08-07 | 2006-03-14 | Qualcomm Incorporated | Low-voltage class-AB output stage amplifier |
US6891438B2 (en) * | 2002-12-12 | 2005-05-10 | Northrop Grumman Corporation | Adaptive active bias compensation technique for power amplifiers |
US7262664B1 (en) | 2005-06-02 | 2007-08-28 | Adtran, Inc. | Circuit and method for controlling quiescent current of an amplifier |
US8305144B1 (en) | 2010-11-09 | 2012-11-06 | Adtran, Inc. | Circuits and methods for controlling quiescent current in amplifiers |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3435365A (en) * | 1965-10-01 | 1969-03-25 | Ibm | Monolithically fabricated operational amplifier device with self-drive |
US3946325A (en) * | 1974-07-05 | 1976-03-23 | Rca Corporation | Transistor amplifier |
JPS55132111A (en) * | 1979-03-31 | 1980-10-14 | Toshiba Corp | Power amplifying circuit |
NL8300078A (nl) * | 1983-01-11 | 1984-08-01 | Philips Nv | Versterkerschakeling. |
NL8400634A (nl) * | 1984-02-29 | 1985-09-16 | Philips Nv | Balansversterker. |
NL8400633A (nl) * | 1984-02-29 | 1985-09-16 | Philips Nv | Versterkerschakeling. |
NL8403819A (nl) * | 1984-12-17 | 1986-07-16 | Philips Nv | Schakelinrichting voor het onderdrukken van een signaal. |
NL8502380A (nl) * | 1985-08-30 | 1987-03-16 | Philips Nv | Versterkerschakeling. |
US4746877A (en) * | 1986-09-25 | 1988-05-24 | Elantec | Direct-coupled wideband amplifier |
-
1988
- 1988-03-02 US US07/162,921 patent/US4857861A/en not_active Expired - Fee Related
- 1988-09-22 DE DE8888202067T patent/DE3876564T2/de not_active Expired - Fee Related
- 1988-09-22 EP EP88202067A patent/EP0309063B1/de not_active Expired - Lifetime
- 1988-09-22 AT AT88202067T patent/ATE83342T1/de not_active IP Right Cessation
- 1988-09-22 JP JP63238615A patent/JP2522998B2/ja not_active Expired - Lifetime
- 1988-09-23 KR KR1019880012297A patent/KR970005291B1/ko not_active IP Right Cessation
- 1988-09-26 US US07/249,623 patent/US4853645A/en not_active Expired - Fee Related
-
1994
- 1994-07-21 HK HK70794A patent/HK70794A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4853645A (en) | 1989-08-01 |
DE3876564T2 (de) | 1993-06-17 |
JP2522998B2 (ja) | 1996-08-07 |
US4857861A (en) | 1989-08-15 |
KR970005291B1 (ko) | 1997-04-15 |
DE3876564D1 (de) | 1993-01-21 |
EP0309063A1 (de) | 1989-03-29 |
KR890005979A (ko) | 1989-05-18 |
EP0309063B1 (de) | 1992-12-09 |
HK70794A (en) | 1994-07-29 |
JPH01106604A (ja) | 1989-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |