JPS58135900U

JPS58135900U - Discharge lamp lighting circuit

Info

Publication number: JPS58135900U
Application number: JP3278682U
Authority: JP
Inventors: 昭一岩谷; 安波　逸男; 大日向　亨; 水内　重信
Original assignee: ティーディーケイ株式会社
Priority date: 1982-03-09
Filing date: 1982-03-09
Publication date: 1983-09-12

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

[Brief explanation of the drawing]

第１図は従来の放電灯点灯回路の電気回路接続図、第２
図は非直線性コンデンサの印加電圧−蓄積電橋特性図、
第３図Ａは放電灯端子間の電圧波形図、第３図Ｂは電流
波形図、第４図は点灯後に放電灯端子間に現れる電圧波
形図、第５図は本考　　−案に係る放電灯点灯回路の電
気回路図であ−る。１・・・・・・放電灯、２　ａｓｓｅｓｓ安定器、Ｃｎ
７・・・・非直線　　　−性コンデンサ、Ｑｌ・・・・
・・半導体スイッチ、Ｌ・・・・・・−チョークコイル
。Figure 1 is an electric circuit connection diagram of a conventional discharge lamp lighting circuit, Figure 2
The figure shows the applied voltage vs. storage bridge characteristic diagram of a nonlinear capacitor.
Fig. 3A is a voltage waveform diagram between the discharge lamp terminals, Fig. 3B is a current waveform diagram, Fig. 4 is a voltage waveform diagram appearing between the discharge lamp terminals after lighting, and Fig. 5 is a voltage waveform diagram according to the present invention. FIG. 2 is an electrical circuit diagram of a lamp lighting circuit. 1...discharge lamp, 2 assess ballast, Cn
7...Non-linear capacitor, Ql...
・・Semiconductor switch, L・・・・・・−Choke coil.

Claims

[Scope of utility model registration request]

(1) A discharge lamp, connected in series to this discharge lamp,
In a discharge lamp lighting circuit comprising an inductive ballast, a non-linear capacitor connected in parallel to the discharge lamp, and a semiconductor switch connectable in series to the discharge lamp, the non-linear capacitor connected in series with the non-linear capacitor A discharge lamp lighting circuit featuring a choke coil connected to the . −

(2) The discharge lamp lighting circuit according to claim 1, wherein a resistor is connected in series with the choke coil.