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
Links
- 238000009499 grossing Methods 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
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)
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.
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)
| 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 |
-
1987
- 1987-02-16 JP JP2007587U patent/JPS63128698U/ja active Pending
Patent Citations (4)
| 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 |