JPS6028490U

JPS6028490U - transistor inverter device

Info

Publication number: JPS6028490U
Application number: JP11872283U
Authority: JP
Inventors: 勝己佐藤
Original assignee: 松下電工株式会社
Priority date: 1983-07-28
Filing date: 1983-07-28
Publication date: 1985-02-26
Also published as: JPH0441754Y2

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 drawings]

−第１図は従来例を適用した放電灯点灯装置の回路図、
第２図はそのイ゛ンバータの回路図、第３薗はその各部
の波形図、第４図は他の従来例の回路図、第５図はさら
に他の従来例の部分回路図、第６図はそのトランジスタ
めベース・エミッタ間電圧ＶＢＨの波形図、第７図はこ
の考案の一実施例を適用した放電灯点灯回路図、第８図
は第３図に対応する各部の波形図である。１１′・・・・・・インバ、−タ装置、ＯＴ・・・・・
・発振トランス、Ｎ、・・・・・□・ベース帰還巻線、
Ｔ　ｒ　ｉｔ　Ｔ　ｒ　２・・・・・・トランジスタ、
Ｒ４・・・・・・抵抗、Ｃ２・・・・・・コンデンサ。　　　　　　　　　゛ −第２図ＣＨ −第４図′ ＣＨ、ｔ□ 第８図　　　　　　− ゛第３図-Figure 1 is a circuit diagram of a discharge lamp lighting device to which a conventional example is applied;
Figure 2 is a circuit diagram of the inverter, Figure 3 is a waveform diagram of each part, Figure 4 is a circuit diagram of another conventional example, Figure 5 is a partial circuit diagram of another conventional example, and Figure 6 is a partial circuit diagram of another conventional example. The figure is a waveform diagram of the base-emitter voltage VBH of the transistor, Figure 7 is a discharge lamp lighting circuit diagram to which an embodiment of this invention is applied, and Figure 8 is a waveform diagram of various parts corresponding to Figure 3. . 11'...Inverter, -ta device, OT...
・Oscillation transformer, N, ...□・Base feedback winding,
T r it T r 2...Transistor,
R4...Resistor, C2...Capacitor.゛-Fig. 2 CH-Fig. 4' CH, t□ Fig. 8-゛Fig. 3

Claims

[Scope of utility model registration request]

The inverter main circuit consists of an oscillating transformer having a base feedback winding and a pair of push-pull connected transistors, and a resistor and a capacitor connected between the bases of the pair of transistors in the inverter main circuit. Transistor inverter device equipped with a series circuit for instantaneous ON prevention.