JPS6329898U - - Google Patents
Info
- Publication number
- JPS6329898U JPS6329898U JP12422686U JP12422686U JPS6329898U JP S6329898 U JPS6329898 U JP S6329898U JP 12422686 U JP12422686 U JP 12422686U JP 12422686 U JP12422686 U JP 12422686U JP S6329898 U JPS6329898 U JP S6329898U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- applying
- fluorescent lamp
- winding
- preheating
- 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
- 238000004804 winding Methods 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
第１図は本考案の一実施例に係るラピツドスタ
ート形蛍光灯回路の要部回路図、第２図は第１図
に対応する従来例の要部回路図である。
２０は蛍光ランプ、２１，２２はフイラメント
電極、２３は蛍光灯用トランス、３０，３１は予
熱電圧印加用巻線、３２は点灯電圧印加用巻線、
３４は半導体スイツチング素子としてのフオトト
ライアツク。
FIG. 1 is a circuit diagram of a main part of a rapid start type fluorescent lamp circuit according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of a main part of a conventional example corresponding to FIG. 20 is a fluorescent lamp, 21 and 22 are filament electrodes, 23 is a fluorescent lamp transformer, 30 and 31 are windings for applying a preheating voltage, 32 are windings for applying a lighting voltage,
34 is a phototriax as a semiconductor switching element.
Claims (1)
る１個の蛍光灯用トランスと、 前記蛍光灯用トランスの一次側巻線にその出力
部が接続され、かつ高発振周波数でオン・オフ動
作する発振トランジスタを含む発振回路とを具備
し、 前記蛍光灯用トランスは、その二次側を蛍光ラ
ンプの管両端側内部のそれぞれに具備されている
フイラメント電極に予熱電圧を印加するための予
熱電圧印加用巻線と、前記フイラメント電極間に
点灯電圧を印加するための点灯電圧印加用巻線と
で構成され、 前記予熱電圧印加用巻線は、前記フイラメント
電極に接続され、 前記点灯電圧印加用巻線は、その両端が半導体
スイツチング素子を介してフイラメント電極間に
接続され、 前記半導体スイツチング素子は、予熱電圧印加
時には非導通状態に、点灯電圧印加時には導通状
態になるよう駆動制御されることを特徴とするラ
ピツドスタート形蛍光灯回路。[Scope of Claim for Utility Model Registration] One fluorescent lamp transformer used both for applying a preheating voltage and for applying a lighting voltage, the output part of which is connected to the primary winding of the fluorescent lamp transformer, and The fluorescent lamp transformer includes an oscillation circuit including an oscillation transistor that operates on and off at a high oscillation frequency. It is composed of a preheating voltage application winding for applying a voltage and a lighting voltage application winding for applying a lighting voltage between the filament electrodes, and the preheating voltage application winding is connected to the filament electrodes. The winding for applying the lighting voltage is connected at both ends between the filament electrodes via a semiconductor switching element, and the semiconductor switching element is in a non-conducting state when a preheating voltage is applied and is in a conducting state when a lighting voltage is applied. A rapid start type fluorescent lamp circuit characterized in that its drive is controlled so that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12422686U JPS6329898U (en) | 1986-08-13 | 1986-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12422686U JPS6329898U (en) | 1986-08-13 | 1986-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6329898U true JPS6329898U (en) | 1988-02-26 |
Family
ID=31016044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12422686U Pending JPS6329898U (en) | 1986-08-13 | 1986-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6329898U (en) |
-
1986
- 1986-08-13 JP JP12422686U patent/JPS6329898U/ja active Pending
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