SAM3270 Semiconductor Dual Color LED Lamp Features • • • • Milky diffusion lens type φ3mm(T-1) all plastic mold type Radiation color (Red, Green) Low power consumption Outline Dimensions unit : mm 3.8±0.2 ± ± ± 2 3 1 3 PIN Connections 1.Y-Green 2.Common Cathode 3.Red KLD-0008-000 1 SAM3270 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 260℃ for 5 seconds Soldering Temperature Tsol *1.Duty ratio = 1/16, Pulse width = 0.1ms Electrical Characteristics Characteristic *2 Symbol Forward Voltage VF Luminous Intensity IV Peak Wavelength λP Spectrum Bandwidth Reverse Current 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. - 2.0 2.2 6 8 630 570 35 30 2.7 2.8 - 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-0008-000 2 SAM3270 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 Relative Luminous Intensity Iv [%] KLD-0008-000 3