KR970058379A - Signal amplification self-supporting gate driving circuit of electronic ballast for discharge lamp - Google Patents

Signal amplification self-supporting gate driving circuit of electronic ballast for discharge lamp Download PDF

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Publication number
KR970058379A
KR970058379A KR1019950050538A KR19950050538A KR970058379A KR 970058379 A KR970058379 A KR 970058379A KR 1019950050538 A KR1019950050538 A KR 1019950050538A KR 19950050538 A KR19950050538 A KR 19950050538A KR 970058379 A KR970058379 A KR 970058379A
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KR
South Korea
Prior art keywords
discharge lamp
electronic ballast
gate driving
driving circuit
current transformer
Prior art date
Application number
KR1019950050538A
Other languages
Korean (ko)
Other versions
KR0166633B1 (en
Inventor
조규형
윤용식
Original Assignee
윤덕용
한국과학기술원
이세용
태원전기산업 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 윤덕용, 한국과학기술원, 이세용, 태원전기산업 주식회사 filed Critical 윤덕용
Priority to KR1019950050538A priority Critical patent/KR0166633B1/en
Publication of KR970058379A publication Critical patent/KR970058379A/en
Application granted granted Critical
Publication of KR0166633B1 publication Critical patent/KR0166633B1/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
    • H05B41/288—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 without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/2881—Load circuits; Control thereof
    • H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter

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  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

본 발명은 방전등용 전자식 안정기의 게이트 구동회로에 관한 것이다. 본 발명의 방전등용 전자식 안정기의 게이트 구동회로는 전류트랜스포머(Tc)에 의해 자려식으로 구동되는 직렬공진형 인버터방식으로 전력용 MOSFET 스위칭트랜지스터(M1,M2)를 이용하여 방전등에 빛으로 발생하는 출력전력을 공급하는 방전등용 전자식 안정기에 있어서, 상기 전류트랜스포머(Tc)의 2차측에 저항(R11,R21)을 연결하고, 신호 증폭용 트랜지스터(Q1,Q2)를 직렬연결하여 상기 전력용 MOSFET 스위칭트랜지스터(M1,M2)의 게이트를 구동하므로써 방전시 작은 게이트 구동전류로도 높은 주파수의 스위칭 동작이 가능하게 하도록 한 것을 특징으로 한다.The present invention relates to a gate drive circuit of an electronic ballast for a discharge lamp. The gate driving circuit of the electronic ballast for a discharge lamp of the present invention is a series resonant inverter type driven by a current transformer (Tc) in a self-powered manner and outputs as light in a discharge lamp using power MOSFET switching transistors (M1, M2). In the electronic ballast for a discharge lamp for supplying power, the resistor (R 11 , R 21 ) is connected to the secondary side of the current transformer (Tc), and the signal amplification transistor (Q 1 , Q 2 ) in series connected to the power The gates of the MOSFET switching transistors M1 and M2 are driven to enable a high frequency switching operation even with a small gate driving current during discharge.

Description

방전등용 전자식 안정기의 신호증폭형 자려식 게이트 구동회로Signal amplification self-supporting gate driving circuit of electronic ballast for discharge lamp

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

제4도는 본 발명의 신호증폭형 자려식 게이트 구동회로도이다.4 is a signal amplifying self-supporting gate driving circuit diagram of the present invention.

Claims (3)

전류트랜스포머(Tc)에 의해 자려식으로 구동되는 직렬공진형 인버터방식으로 전력용 MOSFET 스위칭트랜지스터(M1,M2)를 이용하여 방전등에 빛으로 발생하는 출력전력을 공급하는 방전등용 전자식 안정기의 게이트 구동회로에 있어서, 상기 전류트랜스포머(Tc)의 2차측에 저항(R11,R21)을 연결하고, 신호 증폭용 트랜지스터(Q1,Q2)를 직렬연결하여 상기 전력용 MOSFET 스위칭트랜지스터(M1,M2)의 게이트를 구동하므로써 방전시 작은 게이트 구동전류로도 높은 주파수의 스위칭 동작이 가능하게 하도록 한 것을 특징으로 하는 방전등용 전자식 안정기의 게이트 구동회로.Gate drive circuit of electronic ballast for discharge lamp that supplies output power generated by light to discharge lamp by using MOSFET switching transistors M1 and M2 in a series resonant inverter type driven by current transformer Tc. In claim 2, the resistors R 11 and R 21 are connected to the secondary side of the current transformer Tc, and the signal amplifying transistors Q 1 and Q 2 are connected in series to form the MOSFET switching transistors M 1 and M 2. A gate driving circuit of an electronic ballast for a discharge lamp, characterized in that the high frequency switching operation is made possible by a small gate driving current during discharging by driving a gate. 제1항에 있어서, 신호증폭용 트랜지스터(Q1,Q2)와 저항(R11,R12)의 연결가지에 다이오드(D1,D2)를 병렬연결한 것을 특징으로 하는 방전등용 전자식 안정기의 게이트 구동회로.The electronic ballast of claim 1, wherein the diodes D 1 and D 2 are connected in parallel to the connection branches of the signal amplification transistors Q 1 and Q 2 and the resistors R 11 and R 12 . Gate driving circuit. 제1항에 있어서, 직류전원에 저항(R1,R2)과 커패시터(C1,C2)가 연결되고, 전류트랜스포머(Tc)의 2차측이 다이오드(D11,D21)를 거쳐 커패시터(C1,C2)에 연결된 것을 특징으로 하는 방전등용 전자식 안정기의 게이트 구동회로.The method of claim 1, wherein the resistors (R 1 , R 2 ) and capacitors (C 1 , C 2 ) are connected to a DC power source, and the secondary side of the current transformer (Tc) passes through the diodes (D 11 , D 21 ). A gate driving circuit of an electronic ballast for a discharge lamp, characterized in that connected to (C 1 , C 2 ). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950050538A 1995-12-15 1995-12-15 Discharge lamp for electronic ballast of signal amplifier type self-gate driving circuit KR0166633B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950050538A KR0166633B1 (en) 1995-12-15 1995-12-15 Discharge lamp for electronic ballast of signal amplifier type self-gate driving circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950050538A KR0166633B1 (en) 1995-12-15 1995-12-15 Discharge lamp for electronic ballast of signal amplifier type self-gate driving circuit

Publications (2)

Publication Number Publication Date
KR970058379A true KR970058379A (en) 1997-07-31
KR0166633B1 KR0166633B1 (en) 1999-04-15

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Application Number Title Priority Date Filing Date
KR1019950050538A KR0166633B1 (en) 1995-12-15 1995-12-15 Discharge lamp for electronic ballast of signal amplifier type self-gate driving circuit

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100767377B1 (en) * 2001-09-28 2007-10-17 삼성전자주식회사 Organic electroluminescence display panel and display apparatus using thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200822038A (en) * 2006-09-01 2008-05-16 Int Rectifier Corp High voltage gate driver IC with multi-function gating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100767377B1 (en) * 2001-09-28 2007-10-17 삼성전자주식회사 Organic electroluminescence display panel and display apparatus using thereof

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KR0166633B1 (en) 1999-04-15

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