JPS61201090U - - Google Patents
Info
- Publication number
- JPS61201090U JPS61201090U JP8568285U JP8568285U JPS61201090U JP S61201090 U JPS61201090 U JP S61201090U JP 8568285 U JP8568285 U JP 8568285U JP 8568285 U JP8568285 U JP 8568285U JP S61201090 U JPS61201090 U JP S61201090U
- Authority
- JP
- Japan
- Prior art keywords
- supply circuit
- power supply
- light emitting
- power
- emitting element
- 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 1
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
図面は本考案の一実施例を示した電気回路図で
ある。
Ｂ……予備電源、Ｅ１，Ｅ２……定電圧回路、
Ｌ１，Ｌ２……負荷、ＬＥＤ……発光ダイオード
、Ｄ３，Ｄ４……ダイオード。
The drawing is an electrical circuit diagram showing an embodiment of the present invention. B...standby power supply, E1 , E2 ...constant voltage circuit,
L1 , L2 ...Load, LED...Light emitting diode, D3 , D4 ...Diode.
Claims (1)
源を使用し、停電時に予備電源に切換えて停電補
償を行う装置において、第１の電圧を発生して第
１の負荷を駆動する第１の電源回路と、第１の電
圧より低い第２の電圧を発生して第２の負荷を駆
動する第２の電源回路と、通常時は第１の電源回
路の出力を発光素子に供給し停電時には第２の電
源回路の出力をこの発光素子に供給する制御回路
とからなる発光素子の駆動回路。 A first power source that generates a first voltage to drive a first load in a device that is equipped with a light emitting element, normally uses an AC power source as a power source, and switches to a standby power source during a power outage to compensate for a power outage. a second power supply circuit that generates a second voltage lower than the first voltage to drive the second load; and a second power supply circuit that normally supplies the output of the first power supply circuit to the light emitting element and that supplies the output of the first power supply circuit to the light emitting element during a power outage. and a control circuit that supplies the output of the power supply circuit No. 2 to the light emitting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8568285U JPS61201090U (en) | 1985-06-06 | 1985-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8568285U JPS61201090U (en) | 1985-06-06 | 1985-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61201090U true JPS61201090U (en) | 1986-12-16 |
Family
ID=30636298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8568285U Pending JPS61201090U (en) | 1985-06-06 | 1985-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61201090U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5025443B1 (en) * | 1970-05-18 | 1975-08-23 |
-
1985
- 1985-06-06 JP JP8568285U patent/JPS61201090U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5025443B1 (en) * | 1970-05-18 | 1975-08-23 |