DE2712531A1 - Konstantspannungsschaltung - Google Patents

Konstantspannungsschaltung

Info

Publication number
DE2712531A1
DE2712531A1 DE19772712531 DE2712531A DE2712531A1 DE 2712531 A1 DE2712531 A1 DE 2712531A1 DE 19772712531 DE19772712531 DE 19772712531 DE 2712531 A DE2712531 A DE 2712531A DE 2712531 A1 DE2712531 A1 DE 2712531A1
Authority
DE
Germany
Prior art keywords
transistor
resistor
collector
base
emitter
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.)
Pending
Application number
DE19772712531
Other languages
German (de)
English (en)
Inventor
Ryohei Saga
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2712531A1 publication Critical patent/DE2712531A1/de
Pending 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
    • G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (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)
DE19772712531 1976-03-24 1977-03-22 Konstantspannungsschaltung Pending DE2712531A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3125176A JPS52114946A (en) 1976-03-24 1976-03-24 Constant-voltage circuit

Publications (1)

Publication Number Publication Date
DE2712531A1 true DE2712531A1 (de) 1977-10-06

Family

ID=12326131

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772712531 Pending DE2712531A1 (de) 1976-03-24 1977-03-22 Konstantspannungsschaltung

Country Status (3)

Country Link
JP (1) JPS52114946A (OSRAM)
DE (1) DE2712531A1 (OSRAM)
FR (1) FR2345759A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406849A1 (fr) * 1977-10-21 1979-05-18 Plessey Handel Investment Ag Circuit de polarisation a courant constant
US4945260A (en) * 1989-04-17 1990-07-31 Advanced Micro Devices, Inc. Temperature and supply compensated ECL bandgap reference voltage generator

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5699523A (en) * 1980-01-09 1981-08-10 Rohm Co Ltd Electric power device
JPS5714918A (en) * 1980-07-02 1982-01-26 Sony Corp Constant current circuit
US4315209A (en) * 1980-07-14 1982-02-09 Raytheon Company Temperature compensated voltage reference circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406849A1 (fr) * 1977-10-21 1979-05-18 Plessey Handel Investment Ag Circuit de polarisation a courant constant
US4945260A (en) * 1989-04-17 1990-07-31 Advanced Micro Devices, Inc. Temperature and supply compensated ECL bandgap reference voltage generator

Also Published As

Publication number Publication date
FR2345759A1 (fr) 1977-10-21
JPS5531488B2 (OSRAM) 1980-08-19
JPS52114946A (en) 1977-09-27

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