SRM3671

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