JPS58134899U - Discharge lamp lighting circuit - Google Patents
Discharge lamp lighting circuitInfo
- Publication number
- JPS58134899U JPS58134899U JP3193682U JP3193682U JPS58134899U JP S58134899 U JPS58134899 U JP S58134899U JP 3193682 U JP3193682 U JP 3193682U JP 3193682 U JP3193682 U JP 3193682U JP S58134899 U JPS58134899 U JP S58134899U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- lighting circuit
- series
- lamp lighting
- semiconductor switch
- 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
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の放電灯点灯回路の電気回路接続図、第２
図は排直線性コンデンサの印加電圧−蓄積電荷特性図、
第３図は本考案に係る放電灯点灯回路の電算回路図、第
４図は放電灯端子間の電圧波形図、第５図は別の実施例
における要部の電気回路図、第６図及び第７図は更に別
の実施例における要部の電気回路図である。
１・・・・・・放電灯、２・・・・・・安定器、Ｃｎ・
・・・・・非直線性コンデンサ、Ｑｌ・・・・・・双方
向性半導体スイッチ、Ｄ１〜Ｄ３・・・・・・ダイオー
ド、Ｒ４・・・・・・正特性サーミスタ。Figure 1 is an electric circuit connection diagram of a conventional discharge lamp lighting circuit, Figure 2
The figure shows the applied voltage vs. accumulated charge characteristic diagram of the linearity capacitor.
Fig. 3 is a computer circuit diagram of a discharge lamp lighting circuit according to the present invention, Fig. 4 is a voltage waveform diagram between discharge lamp terminals, Fig. 5 is an electric circuit diagram of main parts in another embodiment, Fig. 6 and FIG. 7 is an electrical circuit diagram of a main part in yet another embodiment. 1... Discharge lamp, 2... Ballast, Cn.
...Nonlinear capacitor, Ql...Bidirectional semiconductor switch, D1-D3...Diode, R4...Positive characteristic thermistor.
Claims (2)
安定器とミ前記放電灯と並列にかつ前記誘導性安定器と
直列に接続され、−辺に一つの双方向性半導体スイッチ
を含み他の三辺にダイオードをそれぞれ挿入し中点に非
直線性コンデンサを接続したブリッジ回路とを備え、前
記ブリッジ回路を構成する前記ダイオードのうち、前記
双方向性半導体スイッチと直列に接続されたダイオード
に並列に正特性サーミスタを接続したことを特徴とする
放電灯点灯回路。(1) A discharge lamp, an inductive ballast connected in series with the discharge lamp, and a bidirectional semiconductor switch connected in parallel with the discharge lamp and in series with the inductive ballast, and one bidirectional semiconductor switch on the − side. and a bridge circuit in which diodes are inserted on each of the other three sides and a nonlinear capacitor is connected to the middle point, and among the diodes constituting the bridge circuit, one of the diodes is connected in series with the bidirectional semiconductor switch. A discharge lamp lighting circuit characterized in that a positive characteristic thermistor is connected in parallel to a diode.
に、抵抗を接続したことを特徴とする実用新案登録請求
の範囲第１項に記載の放電灯点灯回路。(2) The discharge lamp lighting circuit according to claim 1, which is a registered utility model, characterized in that a resistor is connected in series with the nonlinear capacitor with respect to the charging current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3193682U JPS58134899U (en) | 1982-03-05 | 1982-03-05 | Discharge lamp lighting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3193682U JPS58134899U (en) | 1982-03-05 | 1982-03-05 | Discharge lamp lighting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58134899U true JPS58134899U (en) | 1983-09-10 |
Family
ID=30043583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3193682U Pending JPS58134899U (en) | 1982-03-05 | 1982-03-05 | Discharge lamp lighting circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58134899U (en) |
-
1982
- 1982-03-05 JP JP3193682U patent/JPS58134899U/en active Pending
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