JPS63128698U - - Google Patents

Info

Publication number
JPS63128698U
JPS63128698U JP2007587U JP2007587U JPS63128698U JP S63128698 U JPS63128698 U JP S63128698U JP 2007587 U JP2007587 U JP 2007587U JP 2007587 U JP2007587 U JP 2007587U JP S63128698 U JPS63128698 U JP S63128698U
Authority
JP
Japan
Prior art keywords
smoothing
lighting device
discharge lamp
inverter transformer
lamp lighting
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.)
Pending
Application number
JP2007587U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP2007587U priority Critical patent/JPS63128698U/ja
Publication of JPS63128698U publication Critical patent/JPS63128698U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例である放電灯点灯
装置の主要部の概略を示す回路図、第2図は第1
図の回路における各点の電流、電圧の波形を示す
タイミングチヤート、第3図は従来の放電灯点灯
装置の主要部の概略を示す回路図、第4図は第3
図の回路における各点の電流、電圧の波形を示す
タイミングチヤートである。 図中、2:インバータトランス、3:MOSF
ET、4:制御回路、5:ダイオード、6,10
:平滑用コンデンサ、8:ランプ、9:平滑用チ
ヨークコイル。
Figure 1 is a circuit diagram schematically showing the main parts of a discharge lamp lighting device that is an embodiment of this invention, and Figure 2 is a circuit diagram showing the main parts of a discharge lamp lighting device that is an embodiment of this invention.
A timing chart showing the waveforms of current and voltage at each point in the circuit shown in the figure, Fig. 3 is a circuit diagram showing an outline of the main parts of a conventional discharge lamp lighting device, and Fig. 4 is a timing chart showing the waveforms of current and voltage at each point in the circuit shown in the figure.
This is a timing chart showing current and voltage waveforms at each point in the circuit shown in the figure. In the figure, 2: Inverter transformer, 3: MOSF
ET, 4: Control circuit, 5: Diode, 6, 10
: Smoothing capacitor, 8: Lamp, 9: Smoothing chiyoke coil.

Claims (1)

【実用新案登録請求の範囲】 (1) インバータトランスを設け、このインバー
タトランスの一次側巻線には半導体スイツチング
素子を含む電源回路を有し、前記インバータトラ
ンスの二次側巻線には整流回路と平滑回路を有す
るフライバツク方式を用いたインバータ回路より
なる放電灯点灯装置において、前記インバータト
ランスの二次側に設けられた平滑用のコンデンサ
の出力側に少なくとも1つの平滑用素子を接続し
たことを特徴とする放電灯点灯装置。 (2) 平滑用素子としては平滑用チヨークコイル
、もしくは平滑用チヨークコイルと平滑用コンデ
ンサを用いることを特徴とする実用新案登録請求
の範囲第(1)項記載の放電灯点灯装置。
[Claims for Utility Model Registration] (1) An inverter transformer is provided, the primary winding of the inverter transformer has a power supply circuit including a semiconductor switching element, and the secondary winding of the inverter transformer has a rectifier circuit. In a discharge lamp lighting device comprising an inverter circuit using a flyback method having a smoothing circuit, at least one smoothing element is connected to the output side of a smoothing capacitor provided on the secondary side of the inverter transformer. Characteristic discharge lamp lighting device. (2) The discharge lamp lighting device according to claim 1, wherein the smoothing element is a smoothing coil or a smoothing coil and a smoothing capacitor.
JP2007587U 1987-02-16 1987-02-16 Pending JPS63128698U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007587U JPS63128698U (en) 1987-02-16 1987-02-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007587U JPS63128698U (en) 1987-02-16 1987-02-16

Publications (1)

Publication Number Publication Date
JPS63128698U true JPS63128698U (en) 1988-08-23

Family

ID=30815250

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007587U Pending JPS63128698U (en) 1987-02-16 1987-02-16

Country Status (1)

Country Link
JP (1) JPS63128698U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504878A (en) * 1973-08-28 1975-01-18
JPS5553100A (en) * 1978-10-11 1980-04-18 Sansha Electric Mfg Co Ltd Dc power supply for light source
JPS5738595A (en) * 1980-08-20 1982-03-03 Ushio Electric Inc Device for firing dc discharge lamp
JPS5979997A (en) * 1982-10-29 1984-05-09 岩崎電気株式会社 Discharge lamp dc firing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504878A (en) * 1973-08-28 1975-01-18
JPS5553100A (en) * 1978-10-11 1980-04-18 Sansha Electric Mfg Co Ltd Dc power supply for light source
JPS5738595A (en) * 1980-08-20 1982-03-03 Ushio Electric Inc Device for firing dc discharge lamp
JPS5979997A (en) * 1982-10-29 1984-05-09 岩崎電気株式会社 Discharge lamp dc firing device

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