KR950701780A - 형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp) - Google Patents

형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp)

Info

Publication number
KR950701780A
KR950701780A KR1019940704228A KR19940704228A KR950701780A KR 950701780 A KR950701780 A KR 950701780A KR 1019940704228 A KR1019940704228 A KR 1019940704228A KR 19940704228 A KR19940704228 A KR 19940704228A KR 950701780 A KR950701780 A KR 950701780A
Authority
KR
South Korea
Prior art keywords
transistor
time
circuit
frequency
power source
Prior art date
Application number
KR1019940704228A
Other languages
English (en)
Inventor
켄트 이. 크루즈
존 지. 콘놉카
Original Assignee
안쏘니 제이. 살리, 주니어
모토롤라 라이팅, 인크.
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 안쏘니 제이. 살리, 주니어, 모토롤라 라이팅, 인크. filed Critical 안쏘니 제이. 살리, 주니어
Publication of KR950701780A publication Critical patent/KR950701780A/ko

Links

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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/425—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a high frequency AC output voltage
    • 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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • 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
    • 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
    • H05B41/282—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
    • H05B41/2825—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 by means of a bridge converter in the final stage
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Inverter Devices (AREA)

Abstract

인버터(113)과 부스트 변환기(118)과 공통인 트랜지스터를 갖는 회로는 가스방전램프(144)에 전력을 공급한다. 반 브릿지 인버터에서, 부스트 인덕터(108)은 정류기(104)와 2개의 스위칭회로(114,116)간의 접합점(112)사이에 결합된다.

Description

형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 가스 방전 램프의 전력공급회로,
제2도는 부스트 인덕터(108)를 통하는 전류와 트랜지스터(128)의 컬렉터 전류의 전류 엔벨로프.

Claims (9)

  1. 제1주파수의 AC전원으로부터 형광 램프에 전원을 공급하기 위한 회로에 있어서, 제1주파수의 AC전원에 결합된 정류기, 및 하나의 트랜지스터의 에미터는 다른 트랜지스터의 콜렉터에 결합되고, 트랜지스터 접합을 형성하는 2개의 트랜지스터로 구성되고, 제2주파수의 AC전원의 출력이 형광 램프에 결합된 반 브릿지 인버터를 포하하고, 상기 정류기는 인덕터에 의해 트랜지스터 접합에 결합된 것을 특징으로 하는 회로.
  2. 제1항에 있어서, 상기 2개의 트랜지스터 각각의 온 타임을 제어하기 위한 제어수단을 더 포함하는 것을 특징으로 하는 회로.
  3. 제1항에 있어서, 상기 2개의 트랜지스터의 온 타임을 제어하기 위한 제어 수단은 자기 공진 회로인 것을 특징으로 하는 회로.
  4. 제2항에 있어서, 다이오드가 상기 인덕터와 상기 반브릿지 인버터 사이에 연결된 것을 특징으로 하는 회로.
  5. 제2항에 있어서, 상기 제어 수단은 AC전원의 전압에 동기되는 펄스 폭 변조회로인 것을 특징으로 하는 회로.
  6. 제2항에 있어서, 상기 2개의 트랜지스터는 제1및 제2트랜지스터이고, 각 트랜지스터는 온 타임을 가지며, 상기 펄스 폭 변조 회로는 상기 제1트랜지스터의 온 타임이 상기 제2트랜지스터의 온 타임보다 길도록 각 트랜지스터의 온 타임을 제어하는 것을 특징으로 하는 회로.
  7. 제2항에 있어서, 상기 제어 수단은 제1주파수의 AC전원의 전압에 응답하여 트랜지스터의 온 타임을 변화시키는 것을 특징으로 하는 회로.
  8. 제2항에 있어서, 상기 제어 수단은 제1트랜지스터의 온 타임이 상기 제2트랜지스터의 온 타임 보다 길도록 상기 제1트랜지스터와 상기 제2트랜지스터의 온 타임을 제어하는 것을 특징으로 하는 회로.
  9. 제8항에 있어서, 상기 제1트랜지스터의 온타임 대 제2트랜지스터의 온 타임의 비는 제1주파수의 AC전원의 전압이 최소일때 약 7:4이고, 제1주파수의 AC전원의 전압이 거의 0일때 1:1인 것을 특징으로 하는 회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940704228A 1993-03-22 1994-02-22 형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp) KR950701780A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/034,956 US5434477A (en) 1993-03-22 1993-03-22 Circuit for powering a fluorescent lamp having a transistor common to both inverter and the boost converter and method for operating such a circuit
US08/034956 1993-03-22
PCT/US1994/001799 WO1994022209A1 (en) 1993-03-22 1994-02-22 Transistor circuit for powering a fluorescent lamp

Publications (1)

Publication Number Publication Date
KR950701780A true KR950701780A (ko) 1995-04-28

Family

ID=21879706

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940704228A KR950701780A (ko) 1993-03-22 1994-02-22 형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp)

Country Status (5)

Country Link
US (1) US5434477A (ko)
EP (1) EP0655174A4 (ko)
JP (1) JPH07507917A (ko)
KR (1) KR950701780A (ko)
WO (1) WO1994022209A1 (ko)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1113101A (zh) * 1993-08-05 1995-12-06 莫托罗拉照明公司 带有升压电路的并联谐振镇流器
DE4329821A1 (de) * 1993-09-03 1995-03-09 Tridonic Bauelemente Ges Mbh Elektronisches Vorschaltgerät zum Versorgen einer Last, beispielsweise einer Lampe
DE4425859A1 (de) * 1994-07-21 1996-01-25 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb einer oder mehrerer Niederdruckentladungslampen
US6118225A (en) * 1994-08-22 2000-09-12 U.S. Philips Corporation High frequency discharge lamp operating circuit with resonant power factor correction circuit
US5677602A (en) * 1995-05-26 1997-10-14 Paul; Jon D. High efficiency electronic ballast for high intensity discharge lamps
IE80519B1 (en) * 1996-03-06 1998-08-26 Tecninter Ireland Limited An electronic ballast for a compact fluorescent lamp
US5729098A (en) * 1996-06-04 1998-03-17 Motorola, Inc. Power supply and electronic ballast with a novel boost converter control circuit
US5914570A (en) * 1996-12-23 1999-06-22 General Electric Company Compact lamp circuit structure having an inverter/boaster combination that shares the use of a first n-channel MOSFET of substantially lower on resistance than its p-channel counterpart
US5959410A (en) * 1997-01-29 1999-09-28 Matsushita Electric Works R&D Laboratory, Inc. Charge pump power factor correction circuit for power supply for gas discharge lamp
US6188553B1 (en) 1997-10-10 2001-02-13 Electro-Mag International Ground fault protection circuit
US5877926A (en) * 1997-10-10 1999-03-02 Moisin; Mihail S. Common mode ground fault signal detection circuit
US6020688A (en) 1997-10-10 2000-02-01 Electro-Mag International, Inc. Converter/inverter full bridge ballast circuit
US6034489A (en) * 1997-12-04 2000-03-07 Matsushita Electric Works R&D Laboratory, Inc. Electronic ballast circuit
US6069455A (en) * 1998-04-15 2000-05-30 Electro-Mag International, Inc. Ballast having a selectively resonant circuit
US6091288A (en) * 1998-05-06 2000-07-18 Electro-Mag International, Inc. Inverter circuit with avalanche current prevention
US6028399A (en) * 1998-06-23 2000-02-22 Electro-Mag International, Inc. Ballast circuit with a capacitive and inductive feedback path
US6100645A (en) * 1998-06-23 2000-08-08 Electro-Mag International, Inc. Ballast having a reactive feedback circuit
DE19838829A1 (de) * 1998-08-26 2000-03-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Widerstandsarme Bipolar-Brückenschaltung
US6160358A (en) * 1998-09-03 2000-12-12 Electro-Mag International, Inc. Ballast circuit with lamp current regulating circuit
US6107750A (en) * 1998-09-03 2000-08-22 Electro-Mag International, Inc. Converter/inverter circuit having a single switching element
US6181082B1 (en) 1998-10-15 2001-01-30 Electro-Mag International, Inc. Ballast power control circuit
US6137233A (en) * 1998-10-16 2000-10-24 Electro-Mag International, Inc. Ballast circuit with independent lamp control
US6169375B1 (en) 1998-10-16 2001-01-02 Electro-Mag International, Inc. Lamp adaptable ballast circuit
US6181083B1 (en) 1998-10-16 2001-01-30 Electro-Mag, International, Inc. Ballast circuit with controlled strike/restart
US6127786A (en) * 1998-10-16 2000-10-03 Electro-Mag International, Inc. Ballast having a lamp end of life circuit
US6222326B1 (en) * 1998-10-16 2001-04-24 Electro-Mag International, Inc. Ballast circuit with independent lamp control
US6100648A (en) * 1999-04-30 2000-08-08 Electro-Mag International, Inc. Ballast having a resonant feedback circuit for linear diode operation
US7522878B2 (en) 1999-06-21 2009-04-21 Access Business Group International Llc Adaptive inductive power supply with communication
CA2541462C (en) * 1999-06-21 2014-09-09 Access Business Group International Llc Fluid treatment system
US7212414B2 (en) 1999-06-21 2007-05-01 Access Business Group International, Llc Adaptive inductive power supply
US7385357B2 (en) 1999-06-21 2008-06-10 Access Business Group International Llc Inductively coupled ballast circuit
JP4258692B2 (ja) 2000-02-10 2009-04-30 株式会社デンソー 自動車用電源装置
JP4641343B2 (ja) * 2000-11-09 2011-03-02 ニッポ電機株式会社 インバータ式安定器
US6876157B2 (en) * 2002-06-18 2005-04-05 Microsemi Corporation Lamp inverter with pre-regulator
US6969958B2 (en) * 2002-06-18 2005-11-29 Microsemi Corporation Square wave drive system
US6979959B2 (en) 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp
US7187139B2 (en) 2003-09-09 2007-03-06 Microsemi Corporation Split phase inverters for CCFL backlight system
US7183727B2 (en) 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
ATE458382T1 (de) 2003-10-06 2010-03-15 Microsemi Corp Stromteilungsschema und einrichtung für mehrfach- ccf-lampenbetrieb
WO2005043592A2 (en) 2003-10-21 2005-05-12 Microsemi Corporation Balancing transformers for lamps driven in parallel
US7265499B2 (en) * 2003-12-16 2007-09-04 Microsemi Corporation Current-mode direct-drive inverter
US7468722B2 (en) 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
US20070138970A1 (en) * 2004-03-05 2007-06-21 Koninklijke Philips Electronics, N.V. Lamp driver using solar cells
US7112929B2 (en) 2004-04-01 2006-09-26 Microsemi Corporation Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
US7250731B2 (en) 2004-04-07 2007-07-31 Microsemi Corporation Primary side current balancing scheme for multiple CCF lamp operation
US7755595B2 (en) 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
US7368880B2 (en) * 2004-07-19 2008-05-06 Intersil Americas Inc. Phase shift modulation-based control of amplitude of AC voltage output produced by double-ended DC-AC converter circuitry for powering high voltage load such as cold cathode fluorescent lamp
US7173382B2 (en) 2005-03-31 2007-02-06 Microsemi Corporation Nested balancing topology for balancing current among multiple lamps
US7414371B1 (en) 2005-11-21 2008-08-19 Microsemi Corporation Voltage regulation loop with variable gain control for inverter circuit
US7569998B2 (en) 2006-07-06 2009-08-04 Microsemi Corporation Striking and open lamp regulation for CCFL controller
TW200939886A (en) 2008-02-05 2009-09-16 Microsemi Corp Balancing arrangement with reduced amount of balancing transformers
US8093839B2 (en) * 2008-11-20 2012-01-10 Microsemi Corporation Method and apparatus for driving CCFL at low burst duty cycle rates
US9030119B2 (en) 2010-07-19 2015-05-12 Microsemi Corporation LED string driver arrangement with non-dissipative current balancer
CN103477712B (zh) 2011-05-03 2015-04-08 美高森美公司 高效led驱动方法
US8754581B2 (en) 2011-05-03 2014-06-17 Microsemi Corporation High efficiency LED driving method for odd number of LED strings

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4347474A (en) * 1980-09-18 1982-08-31 The United States Of America As Represented By The Secretary Of The Navy Solid state regulated power transformer with waveform conditioning capability
US4388562A (en) * 1980-11-06 1983-06-14 Astec Components, Ltd. Electronic ballast circuit
US5019959A (en) * 1988-09-19 1991-05-28 Innovative Controls, Inc. Ballast circuit
US4985664A (en) * 1989-10-12 1991-01-15 Nilssen Ole K Electronic ballast with high power factor
DE69013660T2 (de) * 1989-12-25 1995-03-02 Matsushita Electric Works Ltd Wechselrichtereinrichtung.
US5063331A (en) * 1991-01-04 1991-11-05 North American Philips Corporation High frequency oscillator-inverter circuit for discharge lamps
US5223767A (en) * 1991-11-22 1993-06-29 U.S. Philips Corporation Low harmonic compact fluorescent lamp ballast
US5313142A (en) * 1992-03-05 1994-05-17 North American Philips Corporation Compact fluorescent lamp with improved power factor
US5291101A (en) * 1992-07-28 1994-03-01 Micro Technology, Inc. Electronic ballast for a discharge lamp with current sensing

Also Published As

Publication number Publication date
EP0655174A4 (en) 1995-10-25
EP0655174A1 (en) 1995-05-31
JPH07507917A (ja) 1995-08-31
WO1994022209A1 (en) 1994-09-29
US5434477A (en) 1995-07-18

Similar Documents

Publication Publication Date Title
KR950701780A (ko) 형광 램프의 전력 공급을 위한 트랜지스터 회로(Transistor Circuit for Powering a Fluorescent Lamp)
ATE179843T1 (de) Hochfrequenter wechselstromwandler mit leistungsfaktorkorrektur
US5396155A (en) Self-dimming electronic ballast
DE69828862D1 (de) Mittels eines triacs dimmbare kompakte leuchtstofflampe mit niedrigem leistungsfaktor
KR0137181B1 (ko) 방전램프 점등장치
KR930001584A (ko) 스위칭 회로와 이것을 이용한 변환장치 및 역률 개선장치
MX9504684A (es) Circuito de atenuacion para energizar lamparas de descarga de gas.
KR910015193A (ko) 전자 레인지용 스위칭 전원
US8324813B1 (en) Electronic ballast with frequency independent filament voltage control
KR910016226A (ko) Dc-ac 컨버터를 구비한 회로 장치
US9693403B2 (en) Lighting arrangement
GB2071950A (en) DC-AC inverter circuit
ATE161137T1 (de) Verzögerungsmittel in einer anlaufschaltung eines vorschaltgerätes
JP3530060B2 (ja) 放電灯点灯装置
JPH11283785A (ja) 放電ランプの点灯装置
KR200204755Y1 (ko) 단일 스테이지 변환을 갖는 고효율 전자 안정기
KR880000509B1 (ko) 정출력 특성의 전자식 방전등 점등 장치
JP3501242B2 (ja) スイッチング回路、インバータ装置、放電灯点灯装置および照明装置
JPH0377298A (ja) Ｅｌランプ用のインバータ
JPS60125174A (ja) 電源回路
KR940008539A (ko) 정전력형 형광등용 전자식 안정기
JPH0398471A (ja) 発振回路のサージ電圧吸収回路
JPH0118557B2 (ko)
KR940017964A (ko) 전류원 방식 형광등의 안정기
JP2002313595A (ja) 放電管点灯装置および液晶表示装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application