EP0075763A3 - Circuit generating a d.c. output voltage free of voltage variations of the d.c. supply - Google Patents

Circuit generating a d.c. output voltage free of voltage variations of the d.c. supply Download PDF

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Publication number
EP0075763A3
EP0075763A3 EP82108370A EP82108370A EP0075763A3 EP 0075763 A3 EP0075763 A3 EP 0075763A3 EP 82108370 A EP82108370 A EP 82108370A EP 82108370 A EP82108370 A EP 82108370A EP 0075763 A3 EP0075763 A3 EP 0075763A3
Authority
EP
European Patent Office
Prior art keywords
circuit
output
voltage
inverting amplifier
transistor
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.)
Granted
Application number
EP82108370A
Other languages
German (de)
Other versions
EP0075763B1 (en
EP0075763A2 (en
Inventor
Wilhelm Dr. Ing. Wilhelm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to AT82108370T priority Critical patent/ATE24782T1/en
Publication of EP0075763A2 publication Critical patent/EP0075763A2/en
Publication of EP0075763A3 publication Critical patent/EP0075763A3/en
Application granted granted Critical
Publication of EP0075763B1 publication Critical patent/EP0075763B1/en
Expired legal-status Critical Current

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

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)
  • Control Of Electrical Variables (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Amplifiers (AREA)

Abstract

Circuit for generating a d-c output voltage being independent of fluctuations of a d-c supply voltage, including a reference voltage circuit connected to a d-c supply voltage source, the reference voltage circuit including a series circuit of a constant-current source and a potenatial shift branch, an inverting amplifier being connected to and addressed by the reference voltage circuit, the inverting amplifier having an output circuit including a combination of a plurality of first resistors and at least one first transistor determining the gain of the inverting amplifier, an output driver supplying the d-c output voltage, the output driver being connected to and addressed by the inverting amplifier and the output driver having an output circuit being connected to the potential shift branch of the reference voltage circuit for driving the potential shift branch, the output driver including an emitter follower stage having an output circuit with a second transistor and a second resistor, a voltage stabilizing circuit having a tap carrying a prestabilized voltage and the voltage stabilizing circuit being connected to the d-c supply voltage source, a third resistor connected between the tap and the at least one first transistor in the output circuit of the inverting amplifier, and a fourth resistor connected between the tap and the second transistor in the emitter follower output circuit of the output driver, the first, second, third and fourth resistors having the same resistance value.
EP82108370A 1981-09-21 1982-09-10 Circuit generating a d.c. output voltage free of voltage variations of the d.c. supply Expired EP0075763B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT82108370T ATE24782T1 (en) 1981-09-21 1982-09-10 CIRCUIT ARRANGEMENT FOR GENERATION OF AN OUTPUT DC VOLTAGE INDEPENDENT OF FLUCTUATIONS IN A SUPPLY DC VOLTAGE.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3137451 1981-09-21
DE19813137451 DE3137451A1 (en) 1981-09-21 1981-09-21 CIRCUIT ARRANGEMENT FOR GENERATING AN OUTPUT DC VOLTAGE INDEPENDENT FROM VARIATIONS OF A SUPPLY DC VOLTAGE

Publications (3)

Publication Number Publication Date
EP0075763A2 EP0075763A2 (en) 1983-04-06
EP0075763A3 true EP0075763A3 (en) 1984-07-18
EP0075763B1 EP0075763B1 (en) 1987-01-07

Family

ID=6142207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82108370A Expired EP0075763B1 (en) 1981-09-21 1982-09-10 Circuit generating a d.c. output voltage free of voltage variations of the d.c. supply

Country Status (5)

Country Link
US (1) US4423370A (en)
EP (1) EP0075763B1 (en)
JP (1) JPH0618011B2 (en)
AT (1) ATE24782T1 (en)
DE (2) DE3137451A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0162266B1 (en) * 1984-04-19 1988-10-19 Siemens Aktiengesellschaft Circuit generating a reference voltage independent of temperature or supply voltage
KR910001293B1 (en) * 1986-03-31 1991-02-28 가부시키가이샤 도시바 Power source voltage detector device incorporated in lsi circuit
US7102452B1 (en) 2004-12-31 2006-09-05 Zilog, Inc. Temperature-compensated RC oscillator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2533199A1 (en) * 1975-07-24 1977-01-27 Siemens Ag Auxiliary voltage generator for ECL logic circuits - produces voltage independent from variations of input voltage, and with selectable temperature dependence
DE2849231A1 (en) * 1978-11-13 1980-05-14 Siemens Ag Emitter follower voltage source with internal resistance compensation - using inverting amplifier, for auxiliary voltage supply in logic circuit
DE2849153A1 (en) * 1978-11-13 1980-05-14 Siemens Ag Constant voltage power supply for unstabilised DC source - has voltage drop compensation for stabilised supply load variations using transistor with base coupled to supply terminal
GB2068608A (en) * 1980-01-31 1981-08-12 Philips Nv Constant current source circuit with compensation for supply voltage and temperature variations

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3820007A (en) * 1973-07-09 1974-06-25 Itt Monolithic integrated voltage stabilizer circuit with tapped diode string
US3927335A (en) * 1973-08-02 1975-12-16 Itt Monolithic integrable series stabilization circuit
US3922596A (en) * 1973-08-13 1975-11-25 Motorola Inc Current regulator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2533199A1 (en) * 1975-07-24 1977-01-27 Siemens Ag Auxiliary voltage generator for ECL logic circuits - produces voltage independent from variations of input voltage, and with selectable temperature dependence
DE2849231A1 (en) * 1978-11-13 1980-05-14 Siemens Ag Emitter follower voltage source with internal resistance compensation - using inverting amplifier, for auxiliary voltage supply in logic circuit
DE2849153A1 (en) * 1978-11-13 1980-05-14 Siemens Ag Constant voltage power supply for unstabilised DC source - has voltage drop compensation for stabilised supply load variations using transistor with base coupled to supply terminal
GB2068608A (en) * 1980-01-31 1981-08-12 Philips Nv Constant current source circuit with compensation for supply voltage and temperature variations

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE JOURNAL OF SOLID STATE CIRCUITS, Band SC-7, 1972, Seiten 267-269, New York, (USA) *

Also Published As

Publication number Publication date
JPH0618011B2 (en) 1994-03-09
DE3275030D1 (en) 1987-02-12
JPS5866131A (en) 1983-04-20
EP0075763B1 (en) 1987-01-07
US4423370A (en) 1983-12-27
EP0075763A2 (en) 1983-04-06
DE3137451A1 (en) 1983-03-31
ATE24782T1 (en) 1987-01-15

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