EP0750447B1 - Circuit pour allumer une lampe fluorescente - Google Patents

Circuit pour allumer une lampe fluorescente Download PDF

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Publication number
EP0750447B1
EP0750447B1 EP96109379A EP96109379A EP0750447B1 EP 0750447 B1 EP0750447 B1 EP 0750447B1 EP 96109379 A EP96109379 A EP 96109379A EP 96109379 A EP96109379 A EP 96109379A EP 0750447 B1 EP0750447 B1 EP 0750447B1
Authority
EP
European Patent Office
Prior art keywords
fluorescent lamp
parallel
circuit arrangement
resistance
ignition
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP96109379A
Other languages
German (de)
English (en)
Other versions
EP0750447A1 (fr
Inventor
Karl Böhmer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eckerle Industrie Elektronik GmbH
Original Assignee
Eckerle Industrie Elektronik GmbH
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 Eckerle Industrie Elektronik GmbH filed Critical Eckerle Industrie Elektronik GmbH
Publication of EP0750447A1 publication Critical patent/EP0750447A1/fr
Application granted granted Critical
Publication of EP0750447B1 publication Critical patent/EP0750447B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2988—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions

Claims (1)

  1. Circuit destiné à allumer une lampe fluorescente (14) présentant une électrode de chauffage (12), comportant un filtre de réseau (16), un oscillateur HF (18) et un circuit d'amorçage (20), dans lequel une résistance (22) est associée à chaque électrode de chauffage (12), caractérisé en ce que la résistance (22) est constituée d'une résistance NTC.
EP96109379A 1995-06-22 1996-06-12 Circuit pour allumer une lampe fluorescente Expired - Lifetime EP0750447B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19522675A DE19522675A1 (de) 1995-06-22 1995-06-22 Schaltungsanordnung zur Zündung einer Leuchtstofflampe
DE19522675 1995-06-22

Publications (2)

Publication Number Publication Date
EP0750447A1 EP0750447A1 (fr) 1996-12-27
EP0750447B1 true EP0750447B1 (fr) 1998-07-15

Family

ID=7764983

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96109379A Expired - Lifetime EP0750447B1 (fr) 1995-06-22 1996-06-12 Circuit pour allumer une lampe fluorescente

Country Status (3)

Country Link
EP (1) EP0750447B1 (fr)
AT (1) ATE168519T1 (fr)
DE (2) DE19522675A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL121630A0 (en) * 1997-08-26 1998-02-08 Jbp Technologies Ltd A circuit for igniting a discharge lamp and a method for operating same
DE19920030A1 (de) * 1999-04-26 2000-11-09 Omnitronix Inc Elektronisches Vorschaltgerät
DE10113903A1 (de) * 2001-03-21 2002-09-26 Wedeco Ag Vorschaltgerät für UV-Strahler sowie Verfahren und Vorrichtung zur Desinfektion von Wässern
DE10125510A1 (de) * 2001-05-23 2002-12-05 Innolux Gmbh Leuchtstofflampenschaltung
EP2595458A1 (fr) * 2011-11-16 2013-05-22 Dahwa International Limited Lampe fluorescente

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE823160C (de) * 1949-06-24 1951-12-03 Siemens Schuckertwerke A G Einrichtung zum Zuenden und Betrieb von gas- oder dampfgefuellten Entladungsroehren, insbesondere Leuchtstofflampen
CH317682A (de) * 1954-01-07 1956-11-30 Knobel Dubs Fritz Zünd- und Betriebseinrichtung für Niederspannungs-Fluoreszenzlampen mit geheizten Kathoden
FI812304L (fi) * 1980-08-05 1982-02-06 Siemens Ag Anordning foer drivande av ett med uppvaermningsbara elektroder foersett gasurladdningsroer
DE3047289A1 (de) * 1980-12-16 1982-07-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Zuendvorrichtung fuer eine niederdruckentladungslampe
JPH0357198A (ja) * 1989-07-25 1991-03-12 Matsushita Electric Works Ltd 放電灯点灯装置
DE4303595A1 (de) * 1993-02-08 1994-08-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb einer Leuchtstofflampe

Also Published As

Publication number Publication date
DE19522675A1 (de) 1997-01-02
DE59600341D1 (de) 1998-08-20
ATE168519T1 (de) 1998-08-15
EP0750447A1 (fr) 1996-12-27

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