JPS4981852A - - Google Patents
Info
- Publication number
- JPS4981852A JPS4981852A JP48123510A JP12351073A JPS4981852A JP S4981852 A JPS4981852 A JP S4981852A JP 48123510 A JP48123510 A JP 48123510A JP 12351073 A JP12351073 A JP 12351073A JP S4981852 A JPS4981852 A JP S4981852A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is DC
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
- Semiconductor Integrated Circuits (AREA)
- Direct Current Feeding And Distribution (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722256640 DE2256640C3 (de) | 1972-11-18 | Schaltungsanordnung zur Stromspeisung einer integrierten Schaltung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4981852A true JPS4981852A (OSRAM) | 1974-08-07 |
| JPS5749930B2 JPS5749930B2 (OSRAM) | 1982-10-25 |
Family
ID=5862098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48123510A Expired JPS5749930B2 (OSRAM) | 1972-11-18 | 1973-11-05 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3906332A (OSRAM) |
| JP (1) | JPS5749930B2 (OSRAM) |
| CH (1) | CH572244A5 (OSRAM) |
| FR (1) | FR2207309B1 (OSRAM) |
| GB (1) | GB1447998A (OSRAM) |
| IT (1) | IT1003172B (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320555A (en) * | 1976-08-11 | 1978-02-24 | Hitachi Ltd | Constant current circuit |
| JPS5630536U (OSRAM) * | 1979-08-15 | 1981-03-24 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL177858C (nl) * | 1976-03-31 | 1985-12-02 | Philips Nv | Schakeling voor het leveren van een vooraf bepaalde stroom aan een belasting. |
| DE2642512C2 (de) * | 1976-09-22 | 1983-10-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Stabilisierung eines Gleichstroms |
| US4214176A (en) * | 1978-09-22 | 1980-07-22 | Kushner Jury K | Stabilized current sources network |
| US4282478A (en) * | 1978-10-03 | 1981-08-04 | Rca Corporation | Reference current supply circuits |
| IT1209219B (it) * | 1980-05-12 | 1989-07-16 | Ora Sgs Microelettronica Spa S | Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'. |
| DE3136780A1 (de) * | 1981-09-16 | 1983-03-31 | Siemens AG, 1000 Berlin und 8000 München | Integrierte halbleiterschaltung |
| JP2891297B2 (ja) * | 1996-09-30 | 1999-05-17 | 日本電気株式会社 | 電圧電流変換回路 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3246233A (en) * | 1962-05-11 | 1966-04-12 | Gen Precision Inc | Current regulator |
| GB980370A (en) * | 1963-02-07 | 1965-01-13 | Marconi Co Ltd | Improvements in or relating to current regulating transistor circuit arrangements |
| US3508081A (en) * | 1966-08-17 | 1970-04-21 | Honeywell Inc | Circuit arrangement for supplying a current signal to one or two loads |
| DE2060504C3 (de) * | 1970-12-09 | 1973-08-30 | Itt Ind Gmbh Deutsche | Monolithisch integrierbare Schaltungsanordnung zum Ansteuern eines oder mehrerer als stromkonstanthaltende Elemente angeordneter Transistoren |
-
1973
- 1973-11-01 US US411972A patent/US3906332A/en not_active Expired - Lifetime
- 1973-11-02 GB GB5102173A patent/GB1447998A/en not_active Expired
- 1973-11-05 JP JP48123510A patent/JPS5749930B2/ja not_active Expired
- 1973-11-08 IT IT31054/73A patent/IT1003172B/it active
- 1973-11-16 FR FR7340814A patent/FR2207309B1/fr not_active Expired
- 1973-11-19 CH CH1616373A patent/CH572244A5/xx not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320555A (en) * | 1976-08-11 | 1978-02-24 | Hitachi Ltd | Constant current circuit |
| JPS5630536U (OSRAM) * | 1979-08-15 | 1981-03-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1003172B (it) | 1976-06-10 |
| JPS5749930B2 (OSRAM) | 1982-10-25 |
| DE2256640B2 (de) | 1976-07-29 |
| CH572244A5 (OSRAM) | 1976-01-30 |
| GB1447998A (en) | 1976-09-02 |
| AU6249273A (en) | 1975-05-15 |
| DE2256640A1 (de) | 1974-06-06 |
| FR2207309A1 (OSRAM) | 1974-06-14 |
| FR2207309B1 (OSRAM) | 1977-06-03 |
| US3906332A (en) | 1975-09-16 |