KR960019936A - Resonant Power Supply Circuit - Google Patents

Resonant Power Supply Circuit Download PDF

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Publication number
KR960019936A
KR960019936A KR1019940032057A KR19940032057A KR960019936A KR 960019936 A KR960019936 A KR 960019936A KR 1019940032057 A KR1019940032057 A KR 1019940032057A KR 19940032057 A KR19940032057 A KR 19940032057A KR 960019936 A KR960019936 A KR 960019936A
Authority
KR
South Korea
Prior art keywords
voltage
parallel
diode
power supply
current
Prior art date
Application number
KR1019940032057A
Other languages
Korean (ko)
Inventor
이광석
Original Assignee
배순훈
대우전자 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.)
Filing date
Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019940032057A priority Critical patent/KR960019936A/en
Publication of KR960019936A publication Critical patent/KR960019936A/en

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Classifications

    • 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
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode control
    • 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
    • H02M3/01—Resonant DC/DC converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Abstract

본 발명은 공진형 전원 공급회로에 관한 것으로서, 특히 전압, 또는 전류를 공진시켜 사인파 상으로 스위칭 되도록 함으로써 스위칭 주파수를 고주파하고, 소형화할 수 있도록 하는 공진형 전원 공급회로에 관한 것으로 이를 위하여 전원 입력단(Vin)에 대해 병렬 접속되고 콘덴서(C1)(C2)가 직렬 접속되어 입력전압을 분압하는 분압수단(1)과, 입력단(Vin)에 대해 병렬 접속되고 다이오드(D)가 직렬 연결되어 역방향으로 흐르는 전류를 방지하는 역전류 방지수단(2)과, 상기 입력단(Vin)에 대해 병렬 접속되고, NPN, PND트랜지스터(Q1)가 직렬 접속되어 스위칭 동작을 수행하는 스위칭 수단(3)과, 상기 분압수단(1)의 콘덴서(C1)(C2)의 접속점에 병렬 연결되어, 전류 및 전압을 공진시키는 공진수단(4)과, 상기 공진수단(4)의 일측과 역전류 방지수단(2)의 다이오드(D1)(D2) 접점 사이에 연결되어 공진 전압을 전파 정류하여 배출시키고, 출력트랜스(TS) 및 다이오드(D3)(D4)로 이루어진 출력수단(5)을 구비하여서 동작된 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a resonant power supply circuit, and more particularly, to a resonant power supply circuit capable of minimizing a high frequency and minimizing a switching frequency by resonating a voltage or a current to switch to a sine wave. V in) is connected in parallel and a capacitor (C1), (C2) is the partial pressure means (1) which are series-connected dividing the input voltage, are connected in parallel to the input terminal (V in), a diode (D) is a serial connection for the reverse A reverse current prevention means (2) for preventing a current from flowing in , a switching means (3) connected in parallel with the input terminal (V in ), and connected in series with an NPN and a PND transistor (Q1) to perform a switching operation; A resonator means 4 connected in parallel to the connection points of the capacitors C1 and C2 of the voltage dividing means 1 to resonate the current and the voltage; and one side of the resonator means 4 and the reverse current prevention means 2; Diode (D1) (D 2) It is connected to the contact point and operates to rectify and discharge the resonant voltage, and has an output means (5) consisting of an output transformer (TS) and a diode (D3) (D4).

Description

공진형 전원 공급회로Resonant Power Supply Circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제2도는 본 발명에 따른 일실시예의 공진형 전원 공급회로도,2 is a resonant power supply circuit diagram of an embodiment according to the present invention;

제3도는 본 발명에 따른 다른 실시예의 공진형 전원 공급회로도.3 is a resonant power supply circuit diagram of another embodiment according to the present invention.

Claims (1)

전원 입력단(Vin)에 대해 병렬 접속되고 콘덴서(C1)(C2)가 직렬 접속되어 입력전압을 분압하는 분압수단(1)과, 입력단(Vin)에 대해 병렬 접속되고 다이오드(D)가 직렬 연결되어 역방향으로 흐르는 전류를 방지하는 역전류 방지수단(2)과, 상기 입력단(Vin)에 대해 병렬 접속되고, NPN 트랜지스터(Q1)가 직렬 접속되어 스위칭 동작을 수행하는 스위칭 수단(3)과, 상기 분압수단(1)의 콘덴서(C1)(C2)의 접속점에 병렬 연결되어, 전류 및 전압을 공진시키는 공진수단(4)과, 상기 공진수단(4)의 일측과 역전류 방지수단(2)의 다이오드(D1)(D2) 접점 사이에 연결되어 공진 전압을 전파 정류하여 배출시키고, 출력트랜스(TS) 및 다이오드(D3)(D4)로 이루어진 출력수단(5)을 구비하여서 동작된 공진형 전원 공급회로.A voltage divider 1 for paralleling the power supply input terminal V in and the capacitors C1 and C2 are connected in series to divide the input voltage, and a diode D is connected in parallel to the input terminal V in . A reverse current preventing means 2 connected to prevent a current flowing in the reverse direction, a switching means 3 connected in parallel to the input terminal V in , and an NPN transistor Q1 connected in series to perform a switching operation; A resonator means 4 connected in parallel to the connection points of the capacitors C1 and C2 of the voltage dividing means 1 to resonate the current and the voltage; and one side of the resonator means 4 and the reverse current prevention means 2. Is connected between the diode (D1) and (D2) contact of the resonant type, and the resonant type is operated with an output means (5) consisting of an output transformer (TS) and a diode (D3) and a diode (D4). Power supply circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940032057A 1994-11-30 1994-11-30 Resonant Power Supply Circuit KR960019936A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940032057A KR960019936A (en) 1994-11-30 1994-11-30 Resonant Power Supply Circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940032057A KR960019936A (en) 1994-11-30 1994-11-30 Resonant Power Supply Circuit

Publications (1)

Publication Number Publication Date
KR960019936A true KR960019936A (en) 1996-06-17

Family

ID=66648933

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940032057A KR960019936A (en) 1994-11-30 1994-11-30 Resonant Power Supply Circuit

Country Status (1)

Country Link
KR (1) KR960019936A (en)

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A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application