SM3518 / SM3518(B) Semiconductor LED Lamp Features • Green colored diffusion lens type • φ3mm(T-1) all plastic mold type • Low power consumption 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±0.4 0.5 23.0 MIN 0.5 23.0 MIN 1.0 MIN 2.54 NOM 12 1.0 MIN 2.54 NOM 3.6±0.2 12 3.6±0.2 3.8±0.2 3.8±0.2 PIN Connections 1.Anode 2.Cathode KLM-9023-001 1 SM3518 / SM3518(B) Absolute maximum ratings Characteristic Symbol Ratings Unit Power Dissipation PD 85 mW Forward Current IF 30 mA IFP 50 mA Reverse Voltage VR 4 V Operating Temperature Topr -25∼85 ℃ Storage Temperature Tstg -30∼100 ℃ 1 * Peak Forward Current 2 260℃ for 5 seconds * Soldering Temperature Tsol *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 Min. Typ. Max. Unit Forward Voltage VF IF= 20mA - 2.1 2.8 V Luminous Intensity IV IF= 20mA 12 28 - mcd λP Δλ IR IF= 20mA - 570 - nm IF= 20mA - 30 - nm VR=4V - - 10 uA θ1/2 IF= 20mA - ±55 - deg Peak Wavelength Spectrum Bandwidth Reverse Current 3 * Half angle *3. θ1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity KLM-9023-001 2 SM3518 / SM3518(B) Characteristic Diagrams Fig. 2 IV - IF Forward Current IF [mA] Luminous Intensity Iv [mcd] Fig. 1 IF - VF Forward Voltage VF [V] Forward Fig. 3 IF – Ta Current IF [mA] Forward Current IF [mA] Relative Intensity [%] Fig.4 Spectrum Distribution Ambient Temperature Ta [℃] Wavelength λ [nm] Fig. 5 Radiation Diagram Relative Luminous Intensity Iv [%] KLM-9023-001 3