SY3518 / SY3518(B) Semiconductor LED Lamp Features • Yellow colored diffusion lens type • φ3mm(T-1) all plastic mold type • Wide half angle of intensity(θ1/2=±55o ) Outline Dimensions unit : mm STRAIGHT TYPE STOPPER Ø2.74~3.14 TYPE : (B) Ø2.74~3.14 3.90~4.30 2.70~3.10 3.90~4.30 2.70~3.10 1.20 Min. 0.70 Max. 23.00 Min. 1.27 Typ. 5.00~6.00 23.00 Min. 0.70 Max. 1.00 Min. 1.00 Min. 1 2 3.60~4.00 2.54 Typ. 3.50~3.90 0.45 Max. 0.45 Max. 2.54 Typ. 1 2 3.50~3.90 3.60~4.00 PIN Connections 1. Anode 2. Cathode KSD-O2C014-000 1 SY3518 / SY3518(B) Absolute Maximum Ratings (Ta=25oC) 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 -25∼85 ℃ Storage temperature range Tstg -30∼100 ℃ Tsol 260℃ for 10 seconds 1 * Peak forward current 2 * Soldering temperature *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 / Optical Characteristics Characteristic (Ta=25oC) Symbol Test Condition VF IF= 20mA - 2.1 2.5 V * Luminous intensity IV IF= 20mA 6.6 - 27 mcd Peak wavelength IF= 20mA - 585 - nm Spectrum bandwidth λP ∆λ IF= 20mA - 30 - nm Reverse current IR VR=4V - - 10 uA θ1/2 IF= 20mA - ±55 - deg Forward voltage 4 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 *4. Luminous intensity maximum tolerance for each grade classification limit is ±18% *4. Luminous Intensity Classification F G H 6.6 ~ 10 10 ~ 17 17 ~ 27 KSD-O2C014-000 2 SY3518 / SY3518(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 Relative Intensity [%] Current IF [mA] Fig.4 Spectrum Distribution Ambient Temperature Ta [℃] Wavelength λ [nm] Fig. 5 Radiation Diagram 100 50 0 50 100 Relative Luminous Intensity Iv [%] KSD-O2C014-000 3 SY3518 / SY3518(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-O2C014-000 4