KR890013964A - Electronic ballast circuit for discharge lamp - Google Patents

Electronic ballast circuit for discharge lamp Download PDF

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Publication number
KR890013964A
KR890013964A KR1019880001363A KR880001363A KR890013964A KR 890013964 A KR890013964 A KR 890013964A KR 1019880001363 A KR1019880001363 A KR 1019880001363A KR 880001363 A KR880001363 A KR 880001363A KR 890013964 A KR890013964 A KR 890013964A
Authority
KR
South Korea
Prior art keywords
electronic ballast
ballast circuit
transformer
discharge lamp
circuit
Prior art date
Application number
KR1019880001363A
Other languages
Korean (ko)
Other versions
KR900006801B1 (en
Inventor
지경하
오병훈
Original Assignee
오병훈
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 오병훈 filed Critical 오병훈
Priority to KR1019880001363A priority Critical patent/KR900006801B1/en
Publication of KR890013964A publication Critical patent/KR890013964A/en
Application granted granted Critical
Publication of KR900006801B1 publication Critical patent/KR900006801B1/en

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps

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  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

내용 없음.No content.

Description

방전등용 전자안정기 회로Electronic ballast circuit for discharge lamp

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

제7도는 본 발명의 전자안정기 회로도,7 is an electronic ballast circuit diagram of the present invention,

제8도는 제7도의 스위칭동작파형도,8 is a switching operation waveform diagram of FIG.

제9도는 제7도의 등가회로도.9 is an equivalent circuit diagram of FIG.

Claims (2)

스위칭동작을 하는 2개의 트랜지스터와 이 트랜지스터의 발진동작을 지속시켜 주는 구동용트랜스포머(CT)를 사용해서 방전등을 점등시켜 주도록 된 전자안정기회로에 있어서, 두개의 트랜지스터(Q1, Q2)로 저원단(Vs)에 구성된 제1 및 제2 스위칭부(1, 2)와 LoCo공진회로(3) 및 에너지회생회로부(4)가 직렬로 구성된 부하단이 절연트랜스포머(PT)에 의해 자기적 연결을 이루면서, 절연트랜스포머(PT)의 1차측코일(L1)일단이 전원단(Vs)사이에 직렬로 연결된 콘덴서(C1, C2)의 연결점(J)에 연결되고, 부하단에 다이오드(D3~D6)와 전압 제한 콘덴서(DL)로 이루어진 에너지 회생회로부(4)가 다이오드(D3~D6)를 통해 전원잔(Vs)에 연결되어 구성된 것을 특징으로하는 전자안정기회로.In an electronic ballast circuit in which a discharge lamp is turned on by using two transistors for switching operation and a driving transformer (CT) for sustaining the oscillation operation of the transistor, the two transistors Q 1 and Q 2 are low. The first and second switching units 1 and 2 and the LoCo resonant circuit 3 and the energy regeneration circuit unit 4 configured in series in the distal end Vs are connected to each other by an insulating transformer PT. One end of the primary coil L1 of the insulation transformer PT is connected to the connection point J of the capacitors C 1 and C 2 connected in series between the power supply terminal Vs and the diode D3 to the load terminal. D6) and the energy regenerative circuit portion (4) consisting of a voltage limiting capacitor (DL) is an electronic ballast circuit, characterized in that configured to be connected to the power supply (Vs) through the diode (D3 ~ D6). 제 1 항에 있어서, 절연트랜스포머(CT)에 구성된 절연격판자단자(TG)와 접지단자사이에 도선(1)이 연결된 것을 특징으로하는 전자식 안정기 회로.The electronic ballast circuit according to claim 1, wherein a conducting wire (1) is connected between the insulating plate terminal (TG) and the ground terminal of the insulating transformer (CT). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880001363A 1988-02-12 1988-02-12 Arrangements for discharge lamps KR900006801B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880001363A KR900006801B1 (en) 1988-02-12 1988-02-12 Arrangements for discharge lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880001363A KR900006801B1 (en) 1988-02-12 1988-02-12 Arrangements for discharge lamps

Publications (2)

Publication Number Publication Date
KR890013964A true KR890013964A (en) 1989-09-26
KR900006801B1 KR900006801B1 (en) 1990-09-21

Family

ID=19272118

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880001363A KR900006801B1 (en) 1988-02-12 1988-02-12 Arrangements for discharge lamps

Country Status (1)

Country Link
KR (1) KR900006801B1 (en)

Also Published As

Publication number Publication date
KR900006801B1 (en) 1990-09-21

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