SRM3671 / SRM3671(B) Semiconductor Dual Color LED Lamp Features • • • • Milky diffusion lens type φ3mm(T-1) all plastic mold type Radiation color (Red, Y-Green) Low power consumption Outline Dimensions unit : mm STRAIGHT TYPE STOPPER TYPE : (B) 2.90~3.30 0.95~1.15 4.80~5.20 3.71 Typ. 2.90~3.30 4.80~5.20 1.80~2.20 1.80~2.20 0.95~1.15 0.70 Max. 25.00 Min. 1.20~1.80 25.00 Min. 2 2 3 2 3 1.00 Min. 1.00 Min. 1.00 Min. 1.00 Min. 2.54 Typ. 2.54 Typ. 3 3.60~4.00 0.40~0.60 3.60~4.00 0.40~0.60 KSD-O2E001-000 1 PIN Connections 1.Y-Green 2.Common Cathode 3.Red 1 SRM3671 / SRM3671(B) Absolute Maximum Ratings (Ta=25oC) Characteristic Rating Symbol Red Y-Green Unit Power dissipation PD 75 75 mW Forward current IF 30 30 mA IFP 50 50 mA Reverse voltage VR 4 4 V Operating temperature range Topr -25∼85 ℃ Storage temperature range Tstg -30∼100 ℃ 1 * Peak forward current Soldering 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 Electrical / Optical Characteristics Characteristic Symbol Forward voltage VF Luminous intensity IV Peak wavelength λP Spectrum bandwidth ∆λ Reverse current Half angle Red Y-Green Red Y-Green Red Y-Green Red Y-Green (Ta=25oC) Test Condition IF= 20mA IF= 20mA IF= 20mA IF= 20mA Min. Typ. Max. - 2.0 2.1 25 25 660 570 35 30 2.5 2.5 - Unit V mcd nm nm IR VR=4V - - 10 uA θ1/2 IF= 20mA - ±30 - deg KSD-O2E001-000 2 SRM3671 / SRM3671(B) Characteristic Diagrams Fig. 2 IV - IF Forward Current IF [mA] Luminous Intensity Iv [mcd] Fig. 1 IF - VF Forward Voltage VF [V] Forward Current IF [mA] Fig.4 Spectrum Distribution Fig. 3 IF – Ta Forward Relative Intensity [%] Current IF [mA] 20 Wavelength λ [nm] Ambient Temperature Ta [℃] Fig. 5 Radiation Diagram Relative Luminous Intensity Iv [%] KSD-O2E001-000 3 SRM3671 / SRM3671(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-O2E001-000 4