JPS62158491U - - Google Patents
Info
- Publication number
- JPS62158491U JPS62158491U JP4785686U JP4785686U JPS62158491U JP S62158491 U JPS62158491 U JP S62158491U JP 4785686 U JP4785686 U JP 4785686U JP 4785686 U JP4785686 U JP 4785686U JP S62158491 U JPS62158491 U JP S62158491U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- output
- light emitting
- parallel
- electrode
- 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 2
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
第１図は本考案の発光素子駆動回路を示す回路
図、第２図は従来の発光素子駆動回路を示す回路
図である。
２１…開閉スイツチ、２２…電源ライン、２３
，２８…トランジスタ、２５，３０…抵抗、２７
，３１…発光ダイオード。
FIG. 1 is a circuit diagram showing a light emitting device driving circuit of the present invention, and FIG. 2 is a circuit diagram showing a conventional light emitting device driving circuit. 21... Open/close switch, 22... Power line, 23
, 28...Transistor, 25, 30...Resistor, 27
, 31...Light emitting diode.
Claims (1)
ンに接続されると共に第１の負荷を有するその出
力電極が前記電源ライン及びアース間に接続され
た第１のスイツチング素子と、該第１のスイツチ
ング素子の出力電極に並列接続され、前記第１の
スイツチング素子出力にて駆動される第１の発光
素子と、その制御電極が前記第１のスイツチング
素子の出力電極と接続されると共に第２の負荷を
有するその出力電極が前記電源ライン及びアース
間に接続された第２のスイツチング素子と、該第
２のスイツチング素子に並列接続され、前記第２
のスイツチング素子出力にて駆動される第２の発
光素子より成ることを特徴とする発光素子駆動回
路。 a first switching element whose control electrode is connected to a power line via an on-off switch and whose output electrode having a first load is connected between the power line and ground; a first light emitting element connected in parallel to an output electrode and driven by the output of the first switching element; a control electrode thereof connected to the output electrode of the first switching element; and a second load. The output electrode is connected in parallel to a second switching element connected between the power supply line and the ground, and the second switching element is connected in parallel to the second switching element.
A light emitting element drive circuit comprising a second light emitting element driven by a switching element output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4785686U JPS62158491U (en) | 1986-03-31 | 1986-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4785686U JPS62158491U (en) | 1986-03-31 | 1986-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62158491U true JPS62158491U (en) | 1987-10-08 |
Family
ID=30868855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4785686U Pending JPS62158491U (en) | 1986-03-31 | 1986-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62158491U (en) |
-
1986
- 1986-03-31 JP JP4785686U patent/JPS62158491U/ja active Pending