IT1019817B - Amplificatore di corrente - Google Patents
Amplificatore di correnteInfo
- Publication number
- IT1019817B IT1019817B IT26154/74A IT2615474A IT1019817B IT 1019817 B IT1019817 B IT 1019817B IT 26154/74 A IT26154/74 A IT 26154/74A IT 2615474 A IT2615474 A IT 2615474A IT 1019817 B IT1019817 B IT 1019817B
- Authority
- IT
- Italy
- Prior art keywords
- current amplifier
- amplifier
- current
- Prior art date
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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/262—Current mirrors using field-effect transistors only
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/265—Current mirrors using bipolar transistors only
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/267—Current mirrors using both bipolar and field-effect technology
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
- H03F3/345—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with field-effect devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Control Of Electrical Variables (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05387171 USB387171I5 (de) | 1973-08-09 | 1973-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1019817B true IT1019817B (it) | 1977-11-30 |
Family
ID=23528780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT26154/74A IT1019817B (it) | 1973-08-09 | 1974-08-08 | Amplificatore di corrente |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | USB387171I5 (de) |
| JP (1) | JPS5342624B2 (de) |
| AR (1) | AR200615A1 (de) |
| BE (1) | BE818633A (de) |
| BR (1) | BR7406412D0 (de) |
| CA (1) | CA1026436A (de) |
| DE (2) | DE2438255C3 (de) |
| FR (1) | FR2240573B1 (de) |
| GB (1) | GB1465499A (de) |
| IT (1) | IT1019817B (de) |
| NL (1) | NL178632C (de) |
| SE (1) | SE398424B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3973215A (en) * | 1975-08-04 | 1976-08-03 | Rca Corporation | Current mirror amplifier |
| US4010425A (en) * | 1975-10-02 | 1977-03-01 | Rca Corporation | Current mirror amplifier |
| JPS53135555A (en) * | 1977-04-30 | 1978-11-27 | Toshiba Corp | Operational amplifier circuit |
| JPS53135556A (en) * | 1977-04-30 | 1978-11-27 | Toshiba Corp | Constant current source bias circuit |
| JPS5422557A (en) * | 1977-07-22 | 1979-02-20 | Hitachi Ltd | Constant current circuit |
| DE2840740C2 (de) * | 1978-09-19 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | MOS-integrierte Konstantstromquelle |
| JPH0773205B2 (ja) * | 1983-12-20 | 1995-08-02 | 株式会社日立製作所 | レベル変換回路 |
| US4574233A (en) * | 1984-03-30 | 1986-03-04 | Tektronix, Inc. | High impedance current source |
| NL8503394A (nl) * | 1985-12-10 | 1987-07-01 | Philips Nv | Stroomaftastschakeling voor een vermogenshalfgeleiderinrichting, in het bijzonder geintegreerde intelligente vermogenshalfgeleiderschakelaar voor met name automobieltoepassingen. |
| NL8701831A (nl) * | 1987-08-04 | 1989-03-01 | Philips Nv | Oscillator met frekwentiestabilisatiemiddelen. |
| US6215292B1 (en) * | 1999-08-25 | 2001-04-10 | Stmicroelectronics S.R.L. | Method and device for generating an output current |
| JP6065554B2 (ja) * | 2012-12-03 | 2017-01-25 | 富士電機株式会社 | 比較器 |
| US10447208B2 (en) * | 2017-12-15 | 2019-10-15 | Raytheon Company | Amplifier having a switchable current bias circuit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3508084A (en) * | 1967-10-06 | 1970-04-21 | Texas Instruments Inc | Enhancement-mode mos circuitry |
| CH534923A (de) * | 1971-08-18 | 1973-03-15 | Bbc Brown Boveri & Cie | Stromquelle mit hohem Innenwiderstand |
| US3775693A (en) * | 1971-11-29 | 1973-11-27 | Moskek Co | Mosfet logic inverter for integrated circuits |
| US3813595A (en) * | 1973-03-30 | 1974-05-28 | Rca Corp | Current source |
| US3953807A (en) * | 1973-08-09 | 1976-04-27 | Rca Corporation | Current amplifier |
-
1973
- 1973-08-09 US US05387171 patent/USB387171I5/en active Pending
-
1974
- 1974-07-29 CA CA205,847A patent/CA1026436A/en not_active Expired
- 1974-07-30 SE SE7409818A patent/SE398424B/xx unknown
- 1974-08-02 NL NLAANVRAGE7410394,A patent/NL178632C/xx not_active IP Right Cessation
- 1974-08-05 BR BR6412/74A patent/BR7406412D0/pt unknown
- 1974-08-06 GB GB3454074A patent/GB1465499A/en not_active Expired
- 1974-08-06 FR FR7427243A patent/FR2240573B1/fr not_active Expired
- 1974-08-07 AR AR255095A patent/AR200615A1/es active
- 1974-08-07 JP JP9116874A patent/JPS5342624B2/ja not_active Expired
- 1974-08-08 DE DE2438255A patent/DE2438255C3/de not_active Expired
- 1974-08-08 BE BE147418A patent/BE818633A/xx unknown
- 1974-08-08 IT IT26154/74A patent/IT1019817B/it active
- 1974-08-08 DE DE2462423A patent/DE2462423C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU7211774A (en) | 1976-02-12 |
| JPS5073549A (de) | 1975-06-17 |
| FR2240573B1 (de) | 1979-03-09 |
| DE2462423B2 (de) | 1979-04-12 |
| SE7409818L (de) | 1975-02-10 |
| FR2240573A1 (de) | 1975-03-07 |
| DE2438255B2 (de) | 1977-04-21 |
| BE818633A (fr) | 1974-12-02 |
| NL7410394A (nl) | 1975-02-11 |
| USB387171I5 (de) | 1975-01-28 |
| GB1465499A (en) | 1977-02-23 |
| AR200615A1 (es) | 1974-11-22 |
| SE398424B (sv) | 1977-12-19 |
| CA1026436A (en) | 1978-02-14 |
| DE2462423A1 (de) | 1977-02-10 |
| DE2438255C3 (de) | 1982-08-19 |
| NL178632C (nl) | 1986-04-16 |
| DE2462423C3 (de) | 1982-07-15 |
| BR7406412D0 (pt) | 1975-05-27 |
| JPS5342624B2 (de) | 1978-11-13 |
| DE2438255A1 (de) | 1975-02-20 |
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