JPS5866660U - light emitting circuit device - Google Patents
light emitting circuit deviceInfo
- Publication number
- JPS5866660U JPS5866660U JP1981161294U JP16129481U JPS5866660U JP S5866660 U JPS5866660 U JP S5866660U JP 1981161294 U JP1981161294 U JP 1981161294U JP 16129481 U JP16129481 U JP 16129481U JP S5866660 U JPS5866660 U JP S5866660U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting circuit
- circuit device
- light
- series
- 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
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図は従来の伝送絶縁回路を示す接続図、第２図はこ
の考案の一実施例を示す伝送絶縁回路の回路接続図、第
３図はこの考案の他の実施例を示す伝送絶縁回路の回路
接続図、第４図はこの考案のさらに他の実施例を示す表
示回路の回路接続図である。
ＩＮ□−ＩＮ２−ＩＮｎ：入力端子、Ｔｒ□・Ｔｒ２・
・・Ｔｒｎニスイツチングトランジスタ、ＰＣ□・ＰＯ
２・・・ＰＣｎ：ホトカプラ、ＩＤ、−ＩＤ２−ＩＤｎ
：発光ダイオード、ＰＴ、−ＰＴ２−・・ＰＴｎ）ホト
トランジスタ、ＬＤ−ＬＤｌ−ＬＤ２−ＬＤｎ二発光発
光ダイオードＴ□・ＯＴ２・・・ＯＴｎ：出力端子。Fig. 1 is a connection diagram showing a conventional transmission isolation circuit, Fig. 2 is a circuit connection diagram of a transmission isolation circuit showing one embodiment of this invention, and Fig. 3 is a transmission isolation circuit showing another embodiment of this invention. FIG. 4 is a circuit connection diagram of a display circuit showing still another embodiment of this invention. IN□-IN2-INn: Input terminal, Tr□・Tr2・
・・Trn switching transistor, PC□・PO
2...PCn: Photocoupler, ID, -ID2-IDn
: Light emitting diode, PT, -PT2-...PTn) Phototransistor, LD-LDl-LD2-LDnTwo light-emitting diode T□・OT2...OTn: Output terminal.
Claims (1)
して構成される発光回路の複数個を直列接続し、この直
列接続を電源とアース間に接続してなることを特徴とす
る発光回路装置。 （２）前記直列接続に発光ダイオードを直列接続したこ
とを特徴とする実用新案登録請求の範囲第１項記載の発
光回路装置、[Claims for Utility Model Registration] (11) A light-emitting circuit composed of parallel-connected light-emitting elements and switching transistors is connected in series, and this series connection is connected between a power source and ground. (2) The light emitting circuit device according to claim 1, which is a registered utility model, characterized in that a light emitting diode is connected in series to the series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981161294U JPS5866660U (en) | 1981-10-29 | 1981-10-29 | light emitting circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981161294U JPS5866660U (en) | 1981-10-29 | 1981-10-29 | light emitting circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5866660U true JPS5866660U (en) | 1983-05-06 |
Family
ID=29953667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981161294U Pending JPS5866660U (en) | 1981-10-29 | 1981-10-29 | light emitting circuit device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5866660U (en) |
-
1981
- 1981-10-29 JP JP1981161294U patent/JPS5866660U/en active Pending
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