AUK CORP. SM3518 / SM3518(B) 1. Features Green colored diffusion lens type 3mm(T-1) all plastic mold type Low power consumption 2. Outline Dimensions unit : mm STRAIGHT TYPE STOPPER O2.74~3.14 TYPE : (B) O2.74~3.14 3.90~4.30 2.70~3.50 3.90~4.30 2.70~3.50 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 The contents of this data sheet are subject to change without advance notice for the purpose of improvement. When using this product, would you please refer to the latest specifications. Rev.O date: 01-FEB-11 AUK-LDM-001(A) AUK CORP. SM3518 / SM3518(B) 3. Absolute Maximum Ratings (Ta=25oC) Characteristic Symbol Ratings Unit Power dissipation PD 75 mW Forward current IF 30 mA *1Peak forward current IFP 50 mA Reverse voltage VR 4 V Operating temperature range Topr -2585 Storage temperature range Tstg -30100 *2Soldering temperature Tsol 260 for 10 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 4. Electrical / Optical Characteristics (Ta=25oC) Characteristic Symbol Test Condition Min. Typ. Max. Unit Forward voltage 1 VF IF= 5uA 1.3 - - V Forward voltage 2 VF IF= 20mA - 2.1 2.5 V *4Luminous intensity IV IF= 20mA 10 - 68 mcd Peak wavelength P IF= 20mA - 570 - nm Spectrum bandwidth IF= 20mA - 30 - nm Reverse current IR VR=4V - - 10 uA 1/2 IF= 20mA - 55 - deg *3Half angle *3. 1/2 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 G H I 10 ~ 27 27 ~ 43 43 ~ 68 The contents of this data sheet are subject to change without advance notice for the purpose of improvement. When using this product, would you please refer to the latest specifications. Rev.O date: 01-FEB-11 AUK-LDM-001(A) AUK CORP. SM3518 / SM3518(B) 5. Characteristic Diagrams Fig. 2 IV - IF Forward Current IF [mA] Luminous Intensity Iv [mcd] Fig. 1 IF - VF Forward Forward Voltage VF [V] Current IF [mA] Fig.4 Spectrum Distribution Forward Relative Intensity [%] Current IF [mA] Fig. 3 IF - Ta Ambient Temperature Ta [] Wavelength [nm] Fig. 5 Radiation Diagram Relative Luminous Intensity Iv [%] The contents of this data sheet are subject to change without advance notice for the purpose of improvement. When using this product, would you please refer to the latest specifications. Rev.O date: 01-FEB-11 AUK-LDM-001(A)