ES8202210A1 - Un circuito de manantial de corriente constante estabiliza- da en tension electrica y temperatura - Google Patents
Un circuito de manantial de corriente constante estabiliza- da en tension electrica y temperaturaInfo
- Publication number
- ES8202210A1 ES8202210A1 ES498914A ES498914A ES8202210A1 ES 8202210 A1 ES8202210 A1 ES 8202210A1 ES 498914 A ES498914 A ES 498914A ES 498914 A ES498914 A ES 498914A ES 8202210 A1 ES8202210 A1 ES 8202210A1
- Authority
- ES
- Spain
- Prior art keywords
- voltage
- current source
- constant current
- source circuit
- differential amplifier
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- 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
- G05F3/22—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only
- G05F3/222—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage
- G05F3/227—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage producing a current or voltage as a predetermined function of the supply voltage
-
- 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
- G05F3/22—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Control Of Electrical Variables (AREA)
Abstract
CIRCUITO DE FUENTE DE CORRIENTE ELECTRICA CONSTANTE, ESTABILIZADA EN TENSION Y TEMPERATURA. CONSTA DE UN AMPLIFICADOR DIFERENCIAL, COMPRENDIDO POR TRANSISTORES BIPOLARES (Q5, Q6), QUE TIENE DOS TERMINALES DE ENTRADA, DOS TERMINALES DE SALIDA Y UN ULTIMO TERMINAL DE ALIMENTACION DE CORRIENTE; DICHOS TERMINALES DE ENTRADA ESTAN CONECTADOS, RESPECTIVAMENTE, A UN CIRCUITO DE REFERENCIA DE TENSION, CONSTITUIDO POR DOS DIODOS (D1, D2), Y A UN CIRCUITO ESTABILIZADOR DE TENSION QUE INCLUYE LOS TRANSISTORES (Q2, Q4); LOS TERMINALES DE SALIDA ESTAN CONECTADOS A SU VEZ, RESPECTIVAMENTE, A UN CIRCUITO ESTABILIZADOR DE LA TEMPERATURA FORMADO POR EL TRANSISTOR (Q7).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/117,118 US4292583A (en) | 1980-01-31 | 1980-01-31 | Voltage and temperature stabilized constant current source circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
ES498914A0 ES498914A0 (es) | 1982-01-01 |
ES8202210A1 true ES8202210A1 (es) | 1982-01-01 |
Family
ID=22371067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES498914A Expired ES8202210A1 (es) | 1980-01-31 | 1981-01-29 | Un circuito de manantial de corriente constante estabiliza- da en tension electrica y temperatura |
Country Status (8)
Country | Link |
---|---|
US (1) | US4292583A (es) |
JP (1) | JPS56121115A (es) |
CA (1) | CA1149886A (es) |
DE (1) | DE3102398A1 (es) |
ES (1) | ES8202210A1 (es) |
FR (1) | FR2482330A1 (es) |
GB (1) | GB2068608B (es) |
IT (1) | IT1135215B (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5714918A (en) * | 1980-07-02 | 1982-01-26 | Sony Corp | Constant current circuit |
DE3137451A1 (de) * | 1981-09-21 | 1983-03-31 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur erzeugung einer von schwankungen einer versorgungsgleichspannung unabhaengigen ausgangsgleichspannung |
US4884161A (en) * | 1983-05-26 | 1989-11-28 | Honeywell, Inc. | Integrated circuit voltage regulator with transient protection |
JPH0642251Y2 (ja) * | 1984-06-19 | 1994-11-02 | 東光株式会社 | 定電流源回路 |
DE3873384T2 (de) * | 1987-03-20 | 1992-12-24 | Toshiba Kawasaki Kk | Steuerstromerzeugende differenzschaltung. |
US4810962A (en) * | 1987-10-23 | 1989-03-07 | International Business Machines Corporation | Voltage regulator capable of sinking current |
IT1229678B (it) * | 1989-04-27 | 1991-09-06 | Sgs Thomson Microelectronics | Generatore di corrente variabile indipendente dalla temperatura. |
US6046579A (en) * | 1999-01-11 | 2000-04-04 | National Semiconductor Corporation | Current processing circuit having reduced charge and discharge time constant errors caused by variations in operating temperature and voltage while conveying charge and discharge currents to and from a capacitor |
US6211661B1 (en) * | 2000-04-14 | 2001-04-03 | International Business Machines Corporation | Tunable constant current source with temperature and power supply compensation |
JP4873442B2 (ja) * | 2005-03-31 | 2012-02-08 | ルネサスエレクトロニクス株式会社 | 半導体集積回路装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2073498B1 (es) * | 1969-12-25 | 1974-04-26 | Philips Nv | |
JPS514019Y1 (es) * | 1970-11-21 | 1976-02-04 | ||
NL7307378A (es) * | 1973-05-28 | 1974-12-02 | ||
US3886435A (en) * | 1973-08-03 | 1975-05-27 | Rca Corp | V' be 'voltage voltage source temperature compensation network |
DE2408755C3 (de) * | 1974-02-23 | 1978-06-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Konstantstromquelle mit einem von der Versorgungsspannung unabhängigen Strom |
US4100477A (en) * | 1976-11-29 | 1978-07-11 | Burroughs Corporation | Fully regulated temperature compensated voltage regulator |
-
1980
- 1980-01-31 US US06/117,118 patent/US4292583A/en not_active Expired - Lifetime
-
1981
- 1981-01-26 DE DE19813102398 patent/DE3102398A1/de active Granted
- 1981-01-28 JP JP1032781A patent/JPS56121115A/ja active Pending
- 1981-01-28 IT IT19387/81A patent/IT1135215B/it active
- 1981-01-28 GB GB8102577A patent/GB2068608B/en not_active Expired
- 1981-01-29 CA CA000369638A patent/CA1149886A/en not_active Expired
- 1981-01-29 ES ES498914A patent/ES8202210A1/es not_active Expired
- 1981-01-30 FR FR8101797A patent/FR2482330A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2482330A1 (fr) | 1981-11-13 |
JPS56121115A (en) | 1981-09-22 |
ES498914A0 (es) | 1982-01-01 |
GB2068608A (en) | 1981-08-12 |
IT1135215B (it) | 1986-08-20 |
US4292583A (en) | 1981-09-29 |
DE3102398C2 (es) | 1989-09-21 |
FR2482330B1 (es) | 1983-07-22 |
GB2068608B (en) | 1983-07-27 |
CA1149886A (en) | 1983-07-12 |
DE3102398A1 (de) | 1981-11-19 |
IT8119387A0 (it) | 1981-01-28 |
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