JPS5923761U - Light emitting diode switching circuit - Google Patents
Light emitting diode switching circuitInfo
- Publication number
- JPS5923761U JPS5923761U JP1982118937U JP11893782U JPS5923761U JP S5923761 U JPS5923761 U JP S5923761U JP 1982118937 U JP1982118937 U JP 1982118937U JP 11893782 U JP11893782 U JP 11893782U JP S5923761 U JPS5923761 U JP S5923761U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting diode
- resistor
- switching circuit
- switch means
- 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
- 238000010586 diagram Methods 0.000 description 5
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図は従来の発光ダイオード切替回路を示す接続図。
第２図は本考案の一実施例を示す接続図。
第３図は本考案の一実施例の第１変形実施例を示筆接続
図。第４図は本考案の一実施例の第２変形実施例を示す
接続図。第５図は２色発光ダイオードの一例を示す接続
図。
１０および１２・・・抵抗、１１および１３・・・トラ
ンジスタ、１４，１５．ＩＬ−、および１５−１・・・
発光ダイオード、１７および１８・・・スイッチ。FIG. 1 is a connection diagram showing a conventional light emitting diode switching circuit. FIG. 2 is a connection diagram showing an embodiment of the present invention. FIG. 3 is a connection diagram showing a first modified embodiment of the present invention. FIG. 4 is a connection diagram showing a second modified embodiment of one embodiment of the present invention. FIG. 5 is a connection diagram showing an example of a two-color light emitting diode. 10 and 12...Resistor, 11 and 13...Transistor, 14,15. IL-, and 15-1...
Light emitting diode, 17 and 18...switch.
Claims (1)
えて発光させる発光タイオード切替回路において、電流
制限用の第１の抵抗と第１のスイッチ手段こを直列接続
し、電源制限用の第２の抵抗と第２のスイッチ手段と直
列接続し、第１および第２の抵抗と第１および第２のス
イッチ手段とでブリッジ回路を構成し、 第１のスイッチ手段と第１の抵抗の接続点と、第２のス
イッチ手段と第２の抵抗の接続点との間に第１の発光タ
イオードと第２の発光ダイオードを逆並列に接続し、 第１のスイッチ手段と第２のスイッチ手段の接続点と、
第１の抵抗と第２の抵抗の接続点との間に電圧を供給す
るようにしてなることを特徴とする発光タイオード切替
回路。[Claims for Utility Model Registration] In a light emitting diode switching circuit that switches between a first light emitting diode and a second light emitting diode to emit light, a first resistor for current limiting and a first switch means are connected in series. , a second resistor for power limitation and a second switch means are connected in series, the first and second resistors and the first and second switch means constitute a bridge circuit, and the first switch means and A first light emitting diode and a second light emitting diode are connected in antiparallel between a connection point of the first resistor and a connection point of the second switch means and the second resistor; a connection point of the second switch means;
A light emitting diode switching circuit characterized in that a voltage is supplied between a connection point between a first resistor and a second resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982118937U JPS5923761U (en) | 1982-08-06 | 1982-08-06 | Light emitting diode switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982118937U JPS5923761U (en) | 1982-08-06 | 1982-08-06 | Light emitting diode switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5923761U true JPS5923761U (en) | 1984-02-14 |
Family
ID=30273171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982118937U Pending JPS5923761U (en) | 1982-08-06 | 1982-08-06 | Light emitting diode switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5923761U (en) |
-
1982
- 1982-08-06 JP JP1982118937U patent/JPS5923761U/en active Pending
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