ITMI20040355A1 - Stadio amplificatore d'ingresso in classe ab con corrente di polarizzazione controllata - Google Patents
Stadio amplificatore d'ingresso in classe ab con corrente di polarizzazione controllataInfo
- Publication number
- ITMI20040355A1 ITMI20040355A1 IT000355A ITMI20040355A ITMI20040355A1 IT MI20040355 A1 ITMI20040355 A1 IT MI20040355A1 IT 000355 A IT000355 A IT 000355A IT MI20040355 A ITMI20040355 A IT MI20040355A IT MI20040355 A1 ITMI20040355 A1 IT MI20040355A1
- Authority
- IT
- Italy
- Prior art keywords
- class
- amplifier stage
- input amplifier
- polarization current
- controlled polarization
- Prior art date
Links
- 230000010287 polarization Effects 0.000 title 1
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
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
- H03F3/45636—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
- H03F3/45641—Measuring at the loading circuit of the differential amplifier
- H03F3/4565—Controlling the common source circuit of the differential amplifier
-
- 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
- H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
- H03F3/3022—CMOS common source output SEPP amplifiers
-
- 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
- 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
- H03F2203/30015—An input signal dependent control signal controls the bias of an output stage in the SEPP
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000355A ITMI20040355A1 (it) | 2004-02-27 | 2004-02-27 | Stadio amplificatore d'ingresso in classe ab con corrente di polarizzazione controllata |
| US11/069,838 US7274256B2 (en) | 2004-02-27 | 2005-02-28 | Input amplifier stage in the AB class having a controlled bias current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000355A ITMI20040355A1 (it) | 2004-02-27 | 2004-02-27 | Stadio amplificatore d'ingresso in classe ab con corrente di polarizzazione controllata |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ITMI20040355A1 true ITMI20040355A1 (it) | 2004-05-27 |
Family
ID=34985631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT000355A ITMI20040355A1 (it) | 2004-02-27 | 2004-02-27 | Stadio amplificatore d'ingresso in classe ab con corrente di polarizzazione controllata |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7274256B2 (it) |
| IT (1) | ITMI20040355A1 (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7554405B2 (en) | 2007-05-02 | 2009-06-30 | Samsung Electronics Co., Ltd. | Adaptive biasing input stage and amplifiers including the same |
| US7633280B2 (en) * | 2008-01-11 | 2009-12-15 | Texas Instruments Incorporated | Low drop voltage regulator with instant load regulation and method |
| US8188792B1 (en) * | 2010-09-24 | 2012-05-29 | Altera Corporation | Techniques for current mirror circuits |
| TWI602394B (zh) * | 2016-12-07 | 2017-10-11 | 矽統科技股份有限公司 | 源極隨耦器 |
| US11656642B2 (en) | 2021-02-05 | 2023-05-23 | Analog Devices, Inc. | Slew rate improvement in multistage differential amplifiers for fast transient response linear regulator applications |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2555990B2 (ja) * | 1994-08-03 | 1996-11-20 | 日本電気株式会社 | マルチプライヤ |
| JP3338771B2 (ja) * | 1997-09-04 | 2002-10-28 | 山形日本電気株式会社 | 演算増幅器 |
| US6008667A (en) * | 1997-11-19 | 1999-12-28 | Texas Instruments Incorporated | Emitter-coupled logic to CMOS logic converter and method of operation |
| US6771126B2 (en) * | 2001-03-30 | 2004-08-03 | Winbond Electronics Corporation | Slew rate enhancement circuit and method |
| JP2003098933A (ja) | 2001-09-20 | 2003-04-04 | Canon Inc | 画像形成装置及び制御方法並びに記憶媒体 |
-
2004
- 2004-02-27 IT IT000355A patent/ITMI20040355A1/it unknown
-
2005
- 2005-02-28 US US11/069,838 patent/US7274256B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US7274256B2 (en) | 2007-09-25 |
| US20050206451A1 (en) | 2005-09-22 |
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