JPS627198U - - Google Patents
Info
- Publication number
- JPS627198U JPS627198U JP1985099004U JP9900485U JPS627198U JP S627198 U JPS627198 U JP S627198U JP 1985099004 U JP1985099004 U JP 1985099004U JP 9900485 U JP9900485 U JP 9900485U JP S627198 U JPS627198 U JP S627198U
- Authority
- JP
- Japan
- Prior art keywords
- electroluminescent lamp
- circuit
- inverter circuit
- lighting
- increases
- 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
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Electroluminescent Light Sources (AREA)
Description
第１図は本考案に係るＥＬ点灯装置のインバー
タ回路の一実施例を示す回路図、第２図はＥＬ点
灯用インバータ回路のトランス一次側電圧の各波
形図、第３図はＥＬ発光輝度の時間的変化を示す
グラフ、第４図は従来のＥＬ点灯用インバータ回
路の回路図である。
２……インバータ回路、Ｚ……電界発光灯、Ｔ
……トランス、ＶＣＣ……入力電圧。
Fig. 1 is a circuit diagram showing an embodiment of the inverter circuit of the EL lighting device according to the present invention, Fig. 2 is a waveform diagram of the primary side voltage of the transformer of the inverter circuit for EL lighting, and Fig. 3 is a diagram of the EL luminance luminance. FIG. 4, a graph showing temporal changes, is a circuit diagram of a conventional EL lighting inverter circuit. 2...Inverter circuit, Z...Electroluminescent lamp, T
...Transformer, VCC...Input voltage.
Claims (1)
予め入力電圧を低くしておき負荷インピーダンス
が高くなるに応じてトランスの一次側電圧が高く
なるように回路の発振条件を設定したことを特徴
とする電界発光灯点灯装置。 In an inverter circuit for lighting an electroluminescent lamp,
An electroluminescent lamp lighting device characterized in that the input voltage is lowered in advance and the oscillation conditions of the circuit are set so that the primary voltage of the transformer increases as the load impedance increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985099004U JPS627198U (en) | 1985-06-27 | 1985-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985099004U JPS627198U (en) | 1985-06-27 | 1985-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS627198U true JPS627198U (en) | 1987-01-16 |
Family
ID=30967486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985099004U Pending JPS627198U (en) | 1985-06-27 | 1985-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS627198U (en) |
-
1985
- 1985-06-27 JP JP1985099004U patent/JPS627198U/ja active Pending
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