SRM3270-A Semiconductor Dual 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 3.8±0.2 ± ± ± 2 3 1 3 PIN Connections 1.Y-Green 2.Common Anode 3.Red KLD-4000-000 1 SRM3270-A Absolute maximum ratings Characteristic Ratings Symbol RED YELLOW-GREEN Unit Power Dissipation PD 85 55 mW Forward Current IF 30 20 mA IFP 50 50 mA 1 * Peak Forward Current Reverse Voltage VR 4 V Operating Temperature Topr -25∼85 ℃ Storage Temperature Tstg -30∼100 ℃ 260℃ for 5 seconds Soldering Temperature Tsol *1.Duty ratio = 1/16, Pulse width = 0.1ms Electrical Characteristics Characteristic Symbol Forward Voltage VF Luminous Intensity IV Peak Wavelength λP Spectrum Bandwidth Reverse Current 2 * Half angle Δλ Test Condition Red Y-Green Red Y-Green Red Y-Green Red Y-Green IF= 20mA IF= 20mA IF= 20mA IF= 20mA Min. Typ. Max. 1.7 - 24 14 660 570 20 30 2.5 2.5 - Unit V mcd nm nm IR VR=4V - - 10 uA θ1/2 IF= 20mA - ±20 - deg *2. θ1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity KLD-4000-000 2 SRM3270-A Characteristic Diagrams Fig. 1 IF - VF Forward Current IF [mA] Luminous Intensity Iv [mcd] Fig. 2 IV - IF Forward Voltage VF [V] Forward Current IF [mA] Fig.4 Spectrum Distribution Forward Relative Intensity [%] Current IF [mA] Fig. 3 IF – Ta Ambient Temperature Ta [℃] Wavelength λ [nm] Fig. 5 Radiation Diagram Relative Luminous Intensity Iv [%] KLD-4000-000 3 SRM3270-A These AUK products are intended for usage in general electronic equipments(Office and communication equipment, measuring equipment, domestic electrification, etc.). Please make sure that you consult with us before you use these AUK 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, traffic signal, combustion central, all types of safety device, etc.). AUK cannot accept liability to any damage which may occur in case these AUK products were used in the mentioned equipments without prior consultation with AUK. KLD-4000-000 4