IT1312289B1 - Amplificatore operazionale con stadi d'uscita a guadagnosovralimentato - Google Patents
Amplificatore operazionale con stadi d'uscita a guadagnosovralimentatoInfo
- Publication number
- IT1312289B1 IT1312289B1 IT1999MI000947A ITMI990947A IT1312289B1 IT 1312289 B1 IT1312289 B1 IT 1312289B1 IT 1999MI000947 A IT1999MI000947 A IT 1999MI000947A IT MI990947 A ITMI990947 A IT MI990947A IT 1312289 B1 IT1312289 B1 IT 1312289B1
- Authority
- IT
- Italy
- Prior art keywords
- supercharged
- gain
- operational amplifier
- output stages
- stages
- 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
- 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
- H03F3/45273—Mirror types
-
- 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
- H03F3/3028—CMOS common source output SEPP amplifiers with symmetrical driving of the end stage
-
- 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
- H03F3/45264—Complementary cross coupled types
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1999MI000947A IT1312289B1 (it) | 1999-05-03 | 1999-05-03 | Amplificatore operazionale con stadi d'uscita a guadagnosovralimentato |
| US09/564,060 US6351186B1 (en) | 1999-05-03 | 2000-05-03 | Operational amplifier with enhanced-gain output stages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1999MI000947A IT1312289B1 (it) | 1999-05-03 | 1999-05-03 | Amplificatore operazionale con stadi d'uscita a guadagnosovralimentato |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITMI990947A1 ITMI990947A1 (it) | 2000-11-03 |
| IT1312289B1 true IT1312289B1 (it) | 2002-04-10 |
Family
ID=11382871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT1999MI000947A IT1312289B1 (it) | 1999-05-03 | 1999-05-03 | Amplificatore operazionale con stadi d'uscita a guadagnosovralimentato |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6351186B1 (it) |
| IT (1) | IT1312289B1 (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101410696B1 (ko) * | 2007-09-11 | 2014-06-24 | 삼성전자주식회사 | 높은 슬루율과 안정성을 갖는 연산 증폭기와 이의 동작 방법 |
| US7834689B1 (en) | 2009-07-22 | 2010-11-16 | Freescale Semiconductor, Inc. | MOS operational amplifier with current mirroring gain and method of operation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5585763A (en) * | 1995-03-30 | 1996-12-17 | Crystal Semiconductor Corporation | Controlled impedance amplifier |
-
1999
- 1999-05-03 IT IT1999MI000947A patent/IT1312289B1/it active
-
2000
- 2000-05-03 US US09/564,060 patent/US6351186B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6351186B1 (en) | 2002-02-26 |
| ITMI990947A1 (it) | 2000-11-03 |
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