KR960036263A - Ringing choke converter - Google Patents

Ringing choke converter Download PDF

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Publication number
KR960036263A
KR960036263A KR1019960002636A KR19960002636A KR960036263A KR 960036263 A KR960036263 A KR 960036263A KR 1019960002636 A KR1019960002636 A KR 1019960002636A KR 19960002636 A KR19960002636 A KR 19960002636A KR 960036263 A KR960036263 A KR 960036263A
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KR
South Korea
Prior art keywords
winding
switching element
control electrode
resistor
control
Prior art date
Application number
KR1019960002636A
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Korean (ko)
Other versions
KR100226878B1 (en
Inventor
모리오 사또오
Original Assignee
모리오 사또오
오히라덴시 가부시끼가이샤
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Publication of KR960036263A publication Critical patent/KR960036263A/en
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Publication of KR100226878B1 publication Critical patent/KR100226878B1/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야:1. Field of the Invention:

스위칭 전원장치에 관한 것으로, 링잉 쵸크 컨버터의 출력저압 제어 및 출력전류 제한의 수단에 관한 것이다.The present invention relates to a switching power supply device, and more particularly to a means for output low-voltage control and output current limitation of a ringing choke converter.

2. 발명이 해결하려고 하는 기술적과제:2. Technical Problems to be Solved by the Invention:

링잉 쵸크 컨버터의 풀력전류의 제한값을 입력전압의 변동에 대해서 일정하게 유지 가능하다.The limiting value of the full-current current of the ringing choke converter can be kept constant with respect to the variation of the input voltage.

3. 발명의 해결방법의 요지:3. The point of the inventive solution:

본 발명은, 1차 권선과 2차 권선과 정귀환권선을 가지는 트랜스와, 상기 1차 권선에 직렬로 접속된 제어전극을 가지는 스위칭소자와, 상기 2차권선에 접속된 다이오드와, 상기 정귀환권선과 상기 스위칭소자의 제어전극을 연결하는 정귀환회로를 구비한 링잉 쵸크 컨버터에 있어서, 상기 스위칭소자의 제어전극에 가해지는 신호의 세기를 제어하는 목적의 제어 트랜지스터를, 그 콜렉터를 상기 스위칭소자의 제어전극에, 그 베이스를 저항을 통하여 상기 정귀환권선의 한족 단자에, 그 에미터를 상기 정귀환권선의 다른쪽의 단자에 각각 접속하고, 상기 제어 트랜지스터의 베이스·에미터간에 콘덴서와 저항으로 이루어지는 직렬회로를 접속하고, 동시에 상기 콘덴서와 저항으로 이루어지는 직렬회로의 저항에 출력전압 검출값에 다른 가변전류를 흐르게 하는 귀환제어회로를 접속한다.The present invention relates to a transformer having a switching element having a transformer having a primary winding, a secondary winding and a positive return winding, a control electrode connected in series to the primary winding, a diode connected to the secondary winding, A control transistor for controlling the intensity of a signal applied to the control electrode of the switching element is connected to a control electrode of the switching element of the switching element, and a positive feedback circuit for connecting the control electrode of the switching element, , The emitter of which is connected to the other terminal of the positive feedback winding through a resistor, a series circuit comprising a capacitor and a resistor between the base and the emitter of the control transistor And at the same time, a variable current different from the output voltage detection value is flowed to the resistance of the series circuit composed of the capacitor and the resistor To the feedback control circuit.

4. 발명의 중요한 용도:4. Important Uses of the Invention:

출력전류의 제한값을 입력전압의 변동에 대하여 일정하게 되도록 조정함으로써 출력전압이 상승하려고 하는 것을 억제하는 작용에 의해 간소화되고 저렴한 회로 구성이 가능하다.It is possible to simplify the circuit configuration and simplify the circuit configuration by suppressing the increase of the output voltage by adjusting the limit value of the output current so as to be constant with respect to the variation of the input voltage.

Description

링잉 쵸크 컨버터Ringing choke converter

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 청구항 1에 기재된 발명의 실시예를 나타낸 회로도, 제2도는 청구항 1에 기재된 발명의 다른 실시예를 나타낸 회로도, 제3도는 청구항 2에 기재된 발명의 실시예를 나타낸 회로도.FIG. 1 is a circuit diagram showing an embodiment of the invention described in claim 1, FIG. 2 is a circuit diagram showing another embodiment of the invention described in claim 1, and FIG. 3 is a circuit diagram showing an embodiment of the invention described in claim 3.

Claims (2)

1차 권선과 2차 권선과 정귀환권선을 가지는 트랜스와, 상기 1차 권선에 직렬로 접속된 제어전극을 가지는 스위칭소자와, 상기2차권선에 접속된 다이오드와, 상기 정귀환권선과 상기 스위칭소자의 제어전극을 연결하는 정귀환회로를 구비한 링잉 쵸크 컨버터에 있어서, 상기 스위칭소자의 제어전극에 가해지는 신호의 세기를 제어하는 목적의 제어 트랜지스터를, 그 콜렉터를 상기 스위칭소자의 제어전극에, 그 베이스를 저항을 통하여 상기 정귀환권선의 한쪽 단자에, 그 에미터를 상기 정귀환권선의 다른 쪽의 단자에 각각 접속하고, 상기 제어 트랜지스터의 베이스·에미터간에 콘덴서와 저항으로 이루어지는 직렬회로를 접속하고, 동시에 상기 콘덴서와 저항으로 아루어지는 직렬회로의 저항에 출력전압 검출값에 따른 가변전류를 흐르게 하는 귀환제어회로를 접속함을 특징으로 하는 링잉 쵸크 컨버터.A switching element having a primary winding, a transformer having a secondary winding and a positive winding, and a control electrode connected in series to the primary winding, a diode connected to the secondary winding, and a diode connected between the positive winding and the switching element A ringing choke converter having a positive feedback circuit for connecting a control electrode, comprising: a control transistor for controlling the intensity of a signal applied to a control electrode of the switching element, the collector being connected to the control electrode of the switching element, Is connected to one terminal of the positive feedback winding through a resistor and the emitter is connected to the other terminal of the positive feedback winding and a series circuit comprising a capacitor and a resistor is connected between the base and the emitter of the control transistor And a feedback circuit for causing a variable current according to an output voltage detection value to flow to the resistor of the series circuit formed by the capacitor and the resistor Air ringing choke converter, characterized in that the connecting circuit. 1차 권선과 2차 권선과 정귀환권선을 가지는 트랜스와, 상기 1차권선에 직렬로 접속된 제어전극을 가지는 스위칭 소자와, 상기 2차권선에 접속된 다이오드와, 상기 정귀환선과 상기 스위칭소자의 제어전극을 연결하는 정귀환회로를 구비한 링잉 쵸크 컨버터에 있어서, 상기 스위칭 소자의 제어전극에 가해지는 신호의 세기를 제어하는 목적의 제어 트랜지스터를, 그 콜렉터를 상기 스위칭소자의 제어전극에, 그 베이스를 저항을 통하여 상기 정귀환권선의 한쪽 단자에, 그 에미터를 상기 정귀환선의 다른쪽의 단자에 각각 접속하고, 상기 제어 트랜지스터이 베이스·에미터간에 콘덴서와 저항으로 이루어지는 직렬회로를 접속하고, 동시에 상기 제어 트랜지스터의 베이스에 출력전압의 검출값에 따른 가변전류를 흐르게 하는 귀환제어회로를 접속함을 특징으로 하는 링잉 쵸크 컨버터.A switching element having a primary winding, a transformer having a secondary winding and a positive return winding, and a control electrode connected in series to the primary winding, a diode connected to the secondary winding, and a diode connected to the control of the positive direct- A ringing choke converter having a positive feedback circuit for connecting an electrode, comprising: a control transistor for controlling the intensity of a signal applied to a control electrode of the switching element, the collector being connected to the control electrode of the switching element, The emitter is connected to one terminal of the positive feedback winding through a resistor and the emitter is connected to the other terminal of the positive feedback loop, a series circuit including a capacitor and a resistor is connected between the base and the emitter of the control transistor, A feedback control circuit for causing a variable current according to the detection value of the output voltage to flow is connected to the base Ringing choke converter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960002636A 1995-03-27 1996-02-03 Ringing choke converter KR100226878B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP107752 1995-03-27
JP7107752A JPH08275523A (en) 1995-03-27 1995-03-27 Ringing choke converter

Publications (2)

Publication Number Publication Date
KR960036263A true KR960036263A (en) 1996-10-28
KR100226878B1 KR100226878B1 (en) 1999-10-15

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KR1019960002636A KR100226878B1 (en) 1995-03-27 1996-02-03 Ringing choke converter

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KR (1) KR100226878B1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4371212B2 (en) 2004-01-26 2009-11-25 ミツミ電機株式会社 DC / DC converter
CN107888063B (en) * 2018-02-11 2019-10-01 漳州科华技术有限责任公司 A kind of output current peak coefficient method and device improving inverter

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KR100226878B1 (en) 1999-10-15
JPH08275523A (en) 1996-10-18

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