KR970055230A - Temperature Compensated Reference Current Generator - Google Patents

Temperature Compensated Reference Current Generator Download PDF

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Publication number
KR970055230A
KR970055230A KR1019950068629A KR19950068629A KR970055230A KR 970055230 A KR970055230 A KR 970055230A KR 1019950068629 A KR1019950068629 A KR 1019950068629A KR 19950068629 A KR19950068629 A KR 19950068629A KR 970055230 A KR970055230 A KR 970055230A
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KR
South Korea
Prior art keywords
current
reference current
temperature compensated
reference voltage
generating means
Prior art date
Application number
KR1019950068629A
Other languages
Korean (ko)
Other versions
KR0181535B1 (en
Inventor
김동희
장경희
Original Assignee
김광호
삼성전자 주식회사
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.)
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Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019950068629A priority Critical patent/KR0181535B1/en
Publication of KR970055230A publication Critical patent/KR970055230A/en
Application granted granted Critical
Publication of KR0181535B1 publication Critical patent/KR0181535B1/en

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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
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only

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  • 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)

Abstract

본 발명은 온도 특성이 양호하고 집적 회로내에서 구현 가능한 기준 전류를 얻을 수 있는 온도 보상된 기준 전류 발생회로에 관한 것인바, 그 특징은 전류 미러에 의해 온도 보상된 기준 저압(Vref)을 발생시키기 위한 기준전압 발생수단과, 상기 기준전압 발생수단의 전류 미러에 궤환라인을 연결하여 온도 보상된 기준전류를 발생시키는 기준전류 발생수단으로 구성함에 있다.The present invention relates to a temperature compensated reference current generating circuit having a good temperature characteristic and capable of obtaining a reference current feasible in an integrated circuit, the characteristic of which is to generate a temperature compensated reference low voltage (Vref) by a current mirror. The reference voltage generating means and the reference current generating means for generating a temperature compensated reference current by connecting the feedback line to the current mirror of the reference voltage generating means.

Description

온도 보상된 기준 전류 발생회로Temperature Compensated Reference Current Generator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명에 의한 온도 보상된 기준 전류 발생회로의 일실시예도.3 is an embodiment of a temperature compensated reference current generating circuit according to the present invention.

Claims (3)

기준전압을 발생시키기 위한 전류 미러에 의해 궤환 라인을 연결하여 온도 보상된 기준 전압(Vref1)을 발생시키는 기준전압 발생수단과, 상기 기준전압 발생수단의 궤환라인에 기준 전류를 발생시키기 위한 전류 미러를 연결하여 온도 보상된 기준전류(Iref1)를 발생시키는 기준전류 발생수단으로 구성함을 특징으로 하는 온도 보상된 기준 전류 발생회로.A reference voltage generator for connecting the feedback line by a current mirror for generating a reference voltage to generate a temperature compensated reference voltage Vref1, and a current mirror for generating a reference current in the feedback line of the reference voltage generator. And a reference current generating means for connecting to generate a temperature compensated reference current (Iref1). 제1항에 있어서, 상기 기준전류 발생수단은 기준 전압 발생수단에서 출력되는 기준전압에 대한 궤환전류(I2)로 기준전류를 발생시키는 것을 특징으로 하는 온도 보상된 기준 전류 발생회로.The temperature compensated reference current generating circuit according to claim 1, wherein the reference current generating means generates the reference current as a feedback current (I2) with respect to the reference voltage output from the reference voltage generating means. 제1항 또는 제2항에 있어서, 상기 기준전류 발생수단은 상기 기준전압 발생수단에서 출력되는 기준전압에 대한 궤환전류가 흐르는 라인의 저항비(R3/R1)을 조절하여 기준전류를 얻는 것을 특징으로 하는 온도 보상된 기준 전류 발생회로.The method of claim 1, wherein the reference current generating means is characterized in that to obtain a reference current by adjusting the resistance ratio (R3 / R1) of the line through which the feedback current to the reference voltage output from the reference voltage generating means flows. Temperature compensated reference current generating circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950068629A 1995-12-30 1995-12-30 Temperature compensated reference current generating circuit KR0181535B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950068629A KR0181535B1 (en) 1995-12-30 1995-12-30 Temperature compensated reference current generating circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950068629A KR0181535B1 (en) 1995-12-30 1995-12-30 Temperature compensated reference current generating circuit

Publications (2)

Publication Number Publication Date
KR970055230A true KR970055230A (en) 1997-07-31
KR0181535B1 KR0181535B1 (en) 1999-04-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950068629A KR0181535B1 (en) 1995-12-30 1995-12-30 Temperature compensated reference current generating circuit

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KR (1) KR0181535B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980055018A (en) * 1996-12-27 1998-09-25 김광호 Temperature Compensation Current Control Circuit
KR20150003087A (en) * 2013-06-28 2015-01-08 주식회사 라온텍 Reference current generation circuit and voltage controlled oscillator device equipped with the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010016585A (en) * 2000-12-23 2001-03-05 황도원 Continuous wire feeding equipment of vacuum evaporation material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980055018A (en) * 1996-12-27 1998-09-25 김광호 Temperature Compensation Current Control Circuit
KR20150003087A (en) * 2013-06-28 2015-01-08 주식회사 라온텍 Reference current generation circuit and voltage controlled oscillator device equipped with the same

Also Published As

Publication number Publication date
KR0181535B1 (en) 1999-04-15

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