KR880011994A - Current control circuit of transistor differential circuit - Google Patents

Current control circuit of transistor differential circuit Download PDF

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Publication number
KR880011994A
KR880011994A KR1019880002950A KR880002950A KR880011994A KR 880011994 A KR880011994 A KR 880011994A KR 1019880002950 A KR1019880002950 A KR 1019880002950A KR 880002950 A KR880002950 A KR 880002950A KR 880011994 A KR880011994 A KR 880011994A
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KR
South Korea
Prior art keywords
transistor
current
emitter
base
voltage
Prior art date
Application number
KR1019880002950A
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Korean (ko)
Other versions
KR900008540B1 (en
Inventor
치까시 나까와라
Original Assignee
아오지 죠이찌
가부시기가이샤 도시바
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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Application filed by 아오지 죠이찌, 가부시기가이샤 도시바 filed Critical 아오지 죠이찌
Publication of KR880011994A publication Critical patent/KR880011994A/en
Application granted granted Critical
Publication of KR900008540B1 publication Critical patent/KR900008540B1/en

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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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Control Of Voltage And Current In General (AREA)

Abstract

내용없음No content

Description

트랜지스터 차동회로의 전류 제어회로Current control circuit of transistor differential circuit

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

제 1 도는 본 발명에 의한 트랜지스터 차동회로의 일실시예를 도시한 회로도1 is a circuit diagram showing an embodiment of a transistor differential circuit according to the present invention.

제 2 도 빛 제 3 도는 각기 본 발명의 다른 실시예를 도시한 회로도.2 is a circuit diagram showing another embodiment of the present invention, respectively.

Claims (1)

최소한 한쪽의 트랜지스터가 다이오드 접속되고 다른쪽 트랜지스터의 콜렉터 전류를 상기 한쪽의 트랜지스터의 콜렉터에 귀환시키는 전류 귀환회로를 갖는 한쌍의 제 1 에미터 결합 트랜지스터와, 상기 한쌍의 제 1 에미터 결합 트랜지스터의 각 트랜지스터의 베이스, 에미터간 전압의 전압차가 각각의 트랜지스터의 베이스간 전압으로 되도록 접속되며 공통 에미터에 전류원이 접속된 한쌍의 제 2 에미터 결합 트랜지스터와, 전원 전압에 대략 비례한 전류를 상기 한쌍의 제 1 에미터 결합 트랜지스터의 에미터에 공급하는 제 1 전류 공급회로와, 전원전압를 분압한 분압전압과 외부에서 부어지는 제어전압의 차에 비례한 전류가 상기 한쌍의제1에미터 결합 트랜지스터와 상기 한족의 트랜지스터의 베이스에 입력되도록 상기 한쪽의 트랜지스터의 베이스에 상기 제어전압 출력부를 접속시키며 상기 다른쪽 트랜지스터의 베이스에 상기 분압전압 출력부를 접속시키는 제 2 전류 공급회로를 구비하는 것을 특징으로 하는 전류량 제어회로.A pair of first emitter coupled transistors having at least one transistor diode-connected and having a current feedback circuit for returning the collector current of the other transistor to the collector of said one transistor, and each of said pair of first emitter coupled transistors A pair of second emitter coupling transistors connected so that the voltage difference between the base and the emitter voltages of the transistors becomes the base-to-base voltage of each transistor, and a current source connected to a common emitter; and the pair of currents approximately proportional to the power supply voltage. A first current supply circuit for supplying an emitter of the first emitter coupled transistor, a current proportional to a difference between a divided voltage obtained by dividing a power supply voltage, and a control voltage poured externally; Bay of one transistor to be input to base of Han group transistor A current control circuit characterized in that the connection parts sikimyeo the control voltage output to the base of the other transistor having a second current supply circuit for connecting parts of the divided voltage output. ※참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: This is to be disclosed based on the first application.
KR1019880002950A 1987-03-20 1988-03-19 Current control circuit of differiental circuit of transistor KR900008540B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62064215A JP2694945B2 (en) 1987-03-20 1987-03-20 Current control circuit
JP62-64215 1987-03-20

Publications (2)

Publication Number Publication Date
KR880011994A true KR880011994A (en) 1988-10-31
KR900008540B1 KR900008540B1 (en) 1990-11-24

Family

ID=13251642

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880002950A KR900008540B1 (en) 1987-03-20 1988-03-19 Current control circuit of differiental circuit of transistor

Country Status (2)

Country Link
JP (1) JP2694945B2 (en)
KR (1) KR900008540B1 (en)

Also Published As

Publication number Publication date
KR900008540B1 (en) 1990-11-24
JP2694945B2 (en) 1997-12-24
JPS63231512A (en) 1988-09-27

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