JPS59141698U - High frequency lighting circuit for fluorescent lamps - Google Patents
High frequency lighting circuit for fluorescent lampsInfo
- Publication number
- JPS59141698U JPS59141698U JP3402583U JP3402583U JPS59141698U JP S59141698 U JPS59141698 U JP S59141698U JP 3402583 U JP3402583 U JP 3402583U JP 3402583 U JP3402583 U JP 3402583U JP S59141698 U JPS59141698 U JP S59141698U
- Authority
- JP
- Japan
- Prior art keywords
- lighting circuit
- frequency lighting
- high frequency
- ballast capacitor
- fluorescent lamps
- 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)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (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図は従来の螢光ランプの高周波点灯回路を示す図、
第2図は本考案の一実施例を示す図、第3図は実施例に
おけるバラスト用コンデンサ容量とランプ管電流との関
係を示す図、第4図は実施例におけるランプ管電流とラ
ンプ照度との関係を示す図である。
9.10:バイアス抵抗、11:チョークコイル、12
:共振コンデンサ、13:インバータトランス、14.
16.18.20.22.24:バラスト用コンデンサ
、15.17,19,21.23:開閉素子(ロック式
トグルスイッチ) 、Nt、 N2eN3:インバータ
トランスの1次巻線、N5:インバータトランスの2次
巻線。
INPUT
lNt’Ll’l’Figure 1 is a diagram showing the high frequency lighting circuit of a conventional fluorescent lamp.
Fig. 2 is a diagram showing an embodiment of the present invention, Fig. 3 is a diagram showing the relationship between the ballast capacitor capacity and lamp tube current in the embodiment, and Fig. 4 is a diagram showing the relationship between the lamp tube current and lamp illuminance in the embodiment. FIG. 9.10: Bias resistance, 11: Choke coil, 12
: Resonant capacitor, 13: Inverter transformer, 14.
16.18.20.22.24: Ballast capacitor, 15.17, 19, 21.23: Switching element (locking toggle switch), Nt, N2eN3: Primary winding of inverter transformer, N5: Inverter transformer primary winding Secondary winding. INPUT lNt'Ll'l'
Claims (1)
″との間にバラスト用コンデンサが直列に配設された螢
光ランプの自励トランジスタ式高周波点灯回路において
、前記バラスト用コンデンサと並列に、バラスト用コン
デンサと当該バラスト用コンデンサと直列に接続された
開閉素子とを1組とする素子群を、数組配設したことを
特徴とする螢光ランプの高周波点灯回路。In a self-excited transistor type high frequency lighting circuit for a fluorescent lamp in which a ballast capacitor is arranged in series between the secondary coil of an inverter transformer and a load fluorescent lamp, a ballast capacitor is connected in parallel with the ballast capacitor. A high-frequency lighting circuit for a fluorescent lamp, characterized in that several sets of elements are arranged, each of which includes a ballast capacitor and a switching element connected in series with the ballast capacitor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3402583U JPS59141698U (en) | 1983-03-11 | 1983-03-11 | High frequency lighting circuit for fluorescent lamps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3402583U JPS59141698U (en) | 1983-03-11 | 1983-03-11 | High frequency lighting circuit for fluorescent lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59141698U true JPS59141698U (en) | 1984-09-21 |
Family
ID=30164793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3402583U Pending JPS59141698U (en) | 1983-03-11 | 1983-03-11 | High frequency lighting circuit for fluorescent lamps |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59141698U (en) |
-
1983
- 1983-03-11 JP JP3402583U patent/JPS59141698U/en active Pending
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