JPS51134591A - Light-emitting diode drive circuit - Google Patents

Light-emitting diode drive circuit

Info

Publication number
JPS51134591A
JPS51134591A JP5871975A JP5871975A JPS51134591A JP S51134591 A JPS51134591 A JP S51134591A JP 5871975 A JP5871975 A JP 5871975A JP 5871975 A JP5871975 A JP 5871975A JP S51134591 A JPS51134591 A JP S51134591A
Authority
JP
Japan
Prior art keywords
light
emitting diode
drive circuit
diode drive
diode
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
Application number
JP5871975A
Other languages
Japanese (ja)
Inventor
Kenzo Tsuji
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP5871975A priority Critical patent/JPS51134591A/en
Publication of JPS51134591A publication Critical patent/JPS51134591A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits

Landscapes

  • Led Devices (AREA)

Abstract

PURPOSE:To make the light-emitting-diode drive-circuit of which temperature-characteristics is excellent, througn serially connecting light-emitting diode with rectifying diode and series resistance.
JP5871975A 1975-05-19 1975-05-19 Light-emitting diode drive circuit Pending JPS51134591A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5871975A JPS51134591A (en) 1975-05-19 1975-05-19 Light-emitting diode drive circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5871975A JPS51134591A (en) 1975-05-19 1975-05-19 Light-emitting diode drive circuit

Publications (1)

Publication Number Publication Date
JPS51134591A true JPS51134591A (en) 1976-11-22

Family

ID=13092293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5871975A Pending JPS51134591A (en) 1975-05-19 1975-05-19 Light-emitting diode drive circuit

Country Status (1)

Country Link
JP (1) JPS51134591A (en)

Similar Documents

Publication Publication Date Title
JPS51110984A (en)
DE3684037D1 (en) CHEMILUMINESCENT COMPOSITION.
JPS5272502A (en) Code transmitter
NL7501984A (en) FLASHLIGHT WITH A CARRIER THAT PROVIDES A GREAT SHORT-CIRCUIT RESISTANCE.
JPS51134591A (en) Light-emitting diode drive circuit
JPS5550117A (en) Led light source device for pulse encoder
JPS528795A (en) Selective indication circuit
JPS5412686A (en) Solid state light emitting device driven by alternating current power source
JPS5245247A (en) Pulse width convertor circuit
JPS522388A (en) Luminous diode driving device
JPS5324293A (en) Dri ving circuit for light emitting diode
JPS5263075A (en) Semiconductor integrated circuit
JPS5361297A (en) Light emitting diode driving circuit
JPS5440680A (en) Nephelometer
JPS51135480A (en) Semiconductor device
JPS51118971A (en) Semiconductor device
NL7614428A (en) INTEGRATED CIRCUIT WITH COMPLEMENTARY BIPOLAR TRANSISTORS.
NL7600820A (en) LIGHT-EMITTING DIODE.
JPS547843A (en) Schmitt trigger circuit
DD118336A1 (en) SEMICONDUCTOR ARRANGEMENT, PARTICULARLY SEMICONDUCTOR DIODE WITH IMPROVED TRANSMISSION LINE
JPS54152987A (en) Light-emitting diode circuit
IT1072553B (en) LIGHT-EMITTING DIODE
JPS52156597A (en) Light emitting diode driving circuit
JPS5367338A (en) Semiconductor logical circuit device
JPS5261375A (en) Emergency lighting device