JPH0425486U - - Google Patents
Info
- Publication number
- JPH0425486U JPH0425486U JP6525190U JP6525190U JPH0425486U JP H0425486 U JPH0425486 U JP H0425486U JP 6525190 U JP6525190 U JP 6525190U JP 6525190 U JP6525190 U JP 6525190U JP H0425486 U JPH0425486 U JP H0425486U
- Authority
- JP
- Japan
- Prior art keywords
- inverter circuit
- high voltage
- fluorescent tube
- lighting
- cutting
- 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 description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
第１図は本考案のインバータ回路の第一の実施
例を示す回路図、第２図は本考案のインバータ回
路の第二の実施例を示す回路図、第３図は従来の
インバータ回路の一実施例を示す回路図である。
１……インバータトランス、２……蛍光管、３
，４……発振トランジスタ、５，６，１６，１７
，１９，２０……スイツチングトランジスタ、７
……チヨークコイル、８……コンデンサ、９……
高耐圧コンデンサ、１０，１１……バイアス抵抗
、１２……直流電源入力端子、１３，１８，２１
……制御端子、１４……ヒユーズ、１５……イン
バータ回路本体。
Fig. 1 is a circuit diagram showing a first embodiment of the inverter circuit of the present invention, Fig. 2 is a circuit diagram showing a second embodiment of the inverter circuit of the present invention, and Fig. 3 is a circuit diagram of a conventional inverter circuit. FIG. 2 is a circuit diagram showing an example. 1... Inverter transformer, 2... Fluorescent tube, 3
, 4...Oscillation transistor, 5, 6, 16, 17
, 19, 20... switching transistor, 7
...Chiyoke coil, 8...Capacitor, 9...
High voltage capacitor, 10, 11...Bias resistor, 12...DC power supply input terminal, 13, 18, 21
...Control terminal, 14...Fuse, 15...Inverter circuit body.
Claims (1)
蛍光管を点灯させるインバータ回路において、発
振用トランジスタのベースバイアスを遮断し発振
を停止させる手段を具備したことを特徴とするイ
ンバータ回路。 An inverter circuit for lighting a fluorescent tube by generating an alternating current high voltage using a direct current power source as an input, the inverter circuit comprising means for cutting off the base bias of an oscillating transistor to stop oscillation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6525190U JPH0425486U (en) | 1990-06-20 | 1990-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6525190U JPH0425486U (en) | 1990-06-20 | 1990-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425486U true JPH0425486U (en) | 1992-02-28 |
Family
ID=31596913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6525190U Pending JPH0425486U (en) | 1990-06-20 | 1990-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009283184A (en) * | 2008-05-20 | 2009-12-03 | Panasonic Corp | Lighting device, and discharge lamp |
-
1990
- 1990-06-20 JP JP6525190U patent/JPH0425486U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009283184A (en) * | 2008-05-20 | 2009-12-03 | Panasonic Corp | Lighting device, and discharge lamp |