JPS59106180U - 発光ダイオ−ドの定電流駆動回路 - Google Patents

発光ダイオ−ドの定電流駆動回路

Info

Publication number
JPS59106180U
JPS59106180U JP56083U JP56083U JPS59106180U JP S59106180 U JPS59106180 U JP S59106180U JP 56083 U JP56083 U JP 56083U JP 56083 U JP56083 U JP 56083U JP S59106180 U JPS59106180 U JP S59106180U
Authority
JP
Japan
Prior art keywords
transistor
base
constant current
emitter
light emitting
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.)
Granted
Application number
JP56083U
Other languages
English (en)
Japanese (ja)
Other versions
JPS646552Y2 (enrdf_load_stackoverflow
Inventor
米沢　善昭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP56083U priority Critical patent/JPS59106180U/ja
Publication of JPS59106180U publication Critical patent/JPS59106180U/ja
Application granted granted Critical
Publication of JPS646552Y2 publication Critical patent/JPS646552Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP56083U 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路 Granted JPS59106180U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56083U JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56083U JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Publications (2)

Publication Number Publication Date
JPS59106180U true JPS59106180U (ja) 1984-07-17
JPS646552Y2 JPS646552Y2 (enrdf_load_stackoverflow) 1989-02-20

Family

ID=30132309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56083U Granted JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Country Status (1)

Country Link
JP (1) JPS59106180U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS646552Y2 (enrdf_load_stackoverflow) 1989-02-20

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