SR5311-U / SR5311-U(B) Semiconductor High Brightness LED Lamp Features • Colorless transparency lens type • φ5mm(T-1¾) all plastic mold type • Ultra luminosity Application • Message panels • Backlighting • Indicator lamp Outline Dimensions unit : mm STRAIGHT TYPE STOPPER 4.80~5.20 4.80~5.20 8.40~8.80 1.00 Max. 0.05 Typ. TYPE : (B) 8.40~8.80 1.00 Max 0.05 Typ. 1.20 Min. 26.00 Min. 2.54 Typ. 1 2 5.50~6.00 0.55 Max. 0.55 Max. 2.54 Typ. 1.50 Min. 26.00 Min. 0.06 Max 1.27 Typ. 1.50 Min. 0.50 Max. 1 2 5.60~6.00 PIN Connections 1. Anode 2. Cathode KSD-O2O009-000 1 SR5311-U / SR5311-U(B) Absolute Maximum Ratings (Ta=25℃) Characteristic Symbol Rating Unit Power dissipation PD 75 mW Forward current IF 30 mA IFP 50 mA Reverse voltage VR 4 V Operating temperature range Topr -20∼85 ℃ Storage temperature range Tstg -30∼100 ℃ 1 * Peak forward current 2 * Soldering temperature Tsol *1.Duty ratio = 1/16, Pulse width = 0.1ms 260℃ for 10 seconds *2.Keep the distance more than 2.0mm from PCB to the bottom of LED package Electrical / Optical Characteristics Characteristic (Ta=25℃) Symbol Test Condition Forward Voltage VF IF= 20mA - 1.85 2.5 V Luminous Intensity IV IF= 20mA 1000 - - mcd λP ∆λ IR IF= 20mA - 660 - nm IF= 20mA - 20 - nm VR=4V - - 10 uA θ1/2 IF= 20mA - ±11 - deg Peak Wavelength Spectrum Bandwidth Reverse Current 3 * Half Angle Min. Typ. Max. Unit *3. θ1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity KSD-O2O009-000 2 SR5311-U / SR5311-U(B) Characteristic Diagrams Fig. 2 IV - IF Luminous Intensity Iv [mcd] Forward Current IF [mA] Fig. 1 IF - VF Forward Forward Voltage VF [V] Current IF [mA] Fig.4 Spectrum Distribution Fig. 3 IF – Ta Relative Intensity [%] Forward Current IF [mA] 50 40 30 20 10 0 -25 0 20 40 60 80 100 Wavelength λ [nm] Ambient Temperature Ta [℃] Fig. 5 Radiation Diagram 100 50 0 50 100 Relative Luminous Intensity Iv [%] KSD-O2O009-000 3 SR5311-U / SR5311-U(B) The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication equipment, measuring equipment, home appliance, etc.). Please make sure that you consult with us before you use these AUK Corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safety device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equipments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice. KSD-O2O009-000 4