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| Semiconductor SAM3272 Dual Color LED Lamp Features * * * * Milky diffusion lens type 3mm(T-1) all plastic mold type Radiation color (Red, Green) Low power consumption Outline Dimensions unit : mm PIN Connections 1.Y-Green 2.Common Cathode 3.Red 1 SAM3272 Absolute maximum ratings Characteristic Power Dissipation Forward Current * Peak Forward Current Reverse Voltage Operating Temperature Storage Temperature Soldering Temperature 1 Symbol PD IF IFP VR Topr Tstg Tsol Ratings 85 30 50 4 -25 -30 260 85 100 for 5 seconds Unit mW mA mA V *1.Duty ratio = 1/16, Pulse width = 0.1ms Electrical Characteristics Characteristic Forward Voltage Luminous Intensity Peak Wavelength Spectrum Bandwidth Reverse Current Half angle VF IV Symbol Red Y-Green Red Y-Green Red Y-Green Red Y-Green Test Condition IF= 20mA IF= 20mA IF= 20mA IF= 20mA VR=4V IF= 20mA Min. 3 4 - Typ. 2.0 2.2 10 12 630 570 35 30 20 Max. 2.7 2.8 10 - Unit V mcd nm nm uA deg P IR 1/2 2 Characteristic Diagrams Fig. 1 IF - VF Fig. 2 IV - IF SAM3272 Forward Voltage VF [V] Luminous Intensity Iv [mcd] Forward Current IF [mA] Forward Current IF [mA] Fig. 3 IF - Ta Fig.4 Spectrum Distribution Forward Current IF [mA] Relative Intensity [%] Ambient Temperature Ta [ ] Wavelength [nm] Fig. 5 Radiation Diagram Relative Luminous Intensity Iv [%] 3 |
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