SR3318-V Semiconductor High Brightness LED Lamp Features • • • • Colorless transparency lens type φ3mm(T-1) all plastic mold type Wide half angle of intensity(θ½ =±40o) Super brightness Outline Dimensions unit : STRAIGHT TYPE mm STOPPER TYPE 3.0±0.2 3.0±0.2 4.1±0.2 4.1±0.2 2.9±0.2 2.9±0.2 5.5±0.5 0.5 0.5 23.0 MIN 23.0 MIN 1.0 MIN 2.54 NOM 12 1.0 MIN 2.54 NOM 3.6±0.2 12 3.8±0.2 3.6±0.2 3.8±0.2 PIN Connections 1.Anode 2.Cathode KLR-9021-001 1 SR3318-V Absolute maximum ratings Characteristic Symbol Ratings Unit Power Dissipation PD 70 mW Forward Current IF 30 mA IFP 50 mA Reverse Voltage VR 4 V Operating Temperature Topr -25∼85 °C Storage Temperature Tstg -30∼100 °C 1 * Peak Forward Current 2 * Soldering Temperature Tsol 260°C for 5 seconds *1.Duty ratio = 1/16, Pulse width = 0.1ms *2.Keep the distance more than 2.0mm from PCB to the bottom of LED package Electrical Characteristics Characteristic Symbol Test Condition Forward Voltage VF IF= 20mA - 1.8 2.5 V Luminous Intensity IV IF= 20mA 25 50 - mcd λP Δλ IR IF= 20mA - 660 - nm IF= 20mA - 20 - nm VR=4V - - 10 uA IF= 20mA - ±40 - deg Peak Wavelength Spectrum Bandwidth Reverse Current 3 * Half Angle θ1/2 Min. Typ. Max. Unit *3. θ1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity KLR-9021-001 2 SR3318-V Characteristic Diagrams Fig. 2 IV - IF Luminous Intensity Iv [mcd] Forward Current IF [mA] Fig. 1 IF - VF 50 30 10 5 3 0.5 0.3 1.2 1.4 1.6 1.8 2.0 2.2 2.4 500 300 100 50 30 10 5 3 2.6 0 Forward Voltage VF [V] 5 10 30 50 Current IF [mA] 100 Relative Intensity [%] Current IF [mA] 3 Fig.4 Spectrum Distribution 50 Forward 1 Forward Fig. 3 IF – Ta 40 30 20 10 0 -20 0.5 0 20 40 60 80 80 60 40 20 0 500 100 550 Ambient Temperature Ta [℃] 600 650 700 750 Wavelength λ [nm] Fig. 5 Radiation Diagram 100 50 0 50 100 Relative Luminous Intensity [%] KLR-9021-001 3