BR9400119A - Circuito excitador para um ou mais transistores bipolares e inversor de lastro - Google Patents

Circuito excitador para um ou mais transistores bipolares e inversor de lastro

Info

Publication number
BR9400119A
BR9400119A BR9400119A BR9400119A BR9400119A BR 9400119 A BR9400119 A BR 9400119A BR 9400119 A BR9400119 A BR 9400119A BR 9400119 A BR9400119 A BR 9400119A BR 9400119 A BR9400119 A BR 9400119A
Authority
BR
Brazil
Prior art keywords
bipolar transistors
exciter circuit
ballast inverter
ballast
inverter
Prior art date
Application number
BR9400119A
Other languages
English (en)
Inventor
Pawel M Gradzki
Original Assignee
Philips Electronics Nv
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 Philips Electronics Nv filed Critical Philips Electronics Nv
Publication of BR9400119A publication Critical patent/BR9400119A/pt

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/26Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28Circuit 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
    • H05B41/282Circuit 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
    • H05B41/2821Circuit 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 single-switch converter or a parallel push-pull converter in the final stage
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5383Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a self-oscillating arrangement
    • H02M7/53832Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a self-oscillating arrangement in a push-pull arrangement
    • H02M7/53835Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a self-oscillating arrangement in a push-pull arrangement of the parallel type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Inverter Devices (AREA)
  • Power Conversion In General (AREA)
  • Electronic Switches (AREA)
BR9400119A 1993-01-19 1994-01-17 Circuito excitador para um ou mais transistores bipolares e inversor de lastro BR9400119A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US608993A 1993-01-19 1993-01-19

Publications (1)

Publication Number Publication Date
BR9400119A true BR9400119A (pt) 1994-08-09

Family

ID=21719252

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9400119A BR9400119A (pt) 1993-01-19 1994-01-17 Circuito excitador para um ou mais transistores bipolares e inversor de lastro

Country Status (5)

Country Link
EP (1) EP0608016A1 (pt)
JP (1) JPH06260292A (pt)
BR (1) BR9400119A (pt)
CA (1) CA2113495A1 (pt)
SG (1) SG44906A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5559396A (en) * 1994-10-14 1996-09-24 Philips Electronics North America Inc. Ballast filtering scheme for reduced harmonic distortion
US5796214A (en) * 1996-09-06 1998-08-18 General Elecric Company Ballast circuit for gas discharge lamp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3753076A (en) * 1972-04-27 1973-08-14 Lighting Systems Inc Inverter circuit and switching means
AU2388284A (en) * 1983-01-28 1984-08-02 Control Logic Pty. Ltd. Inverter circuit
FI68935C (fi) * 1983-09-06 1985-11-11 Helvar Oy Inverterkrets med en regleringskrets foer att effektivera transistorernas styrning till ett slutarlaege
US4613934A (en) * 1984-03-19 1986-09-23 Pacholok David R Power supply for gas discharge devices
GB2212347A (en) * 1987-11-09 1989-07-19 Lumintech Inc Transformer system for powering gaseous discharge lamps reduces turn-off time of converter switches

Also Published As

Publication number Publication date
JPH06260292A (ja) 1994-09-16
CA2113495A1 (en) 1994-07-20
SG44906A1 (en) 1997-12-19
EP0608016A1 (en) 1994-07-27

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Legal Events

Date Code Title Description
GB Transfer
TC Change of name
TC Change of name
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law