Data Sheet SML-21 Series 2012 （0805） 2.0×1.25mm（t=0.8mm） Features ・Abundant color variations with diverse luminous intensity types Color Type V U D Y W M P Specifications Part No. ■ SML-212VT ■ SML-210VT ■ SML-212U2T(A) ■ SML-211UT Absolute Maximum Ratings (Ta＝25℃) Electrical and Optical Characteristics (Ta＝25℃) Emitting Power Chip Forward Voltage VF Reverse Current IR Dominant Wavelength λD Luminous Intensity IV Forward Peak Forward Reverse Operating Storage Structure Color Dissipation Current Current Voltage Temperature Temperature Max. Min.*3 Typ. Max.*3 Min. Typ. PD(mW) IF(mA) IFP(mA) VR(V) Topr(℃) Tstg(℃) Typ.(V) IF(mA) (μA) VR(V) (nm) (nm) (nm) IF(mA) (mcd) (mcd) IF(mA) AIGaInP 75 30 2.05 22 63 on GaAs 60*1 4 -30 to +85 -40 to +85 100 4 625 630 635 GaAsP 70 25 1.4 4 20 20 20 on GaP 2 Red 5 -40 to +100 -40 to +100 10 5 611 615 619 71 140 75 30 100*2 AIGaInP on GaAs ■ SML-212DT ■ SML-211DT Orange GaAsP on GaP ■ SML-210DT ■ SML-212WT(A) 44 20 1.8 2 75 30 2.05 20 44 20 1.8 2 70 25 75 30 60*1 100*2 4 -30 to +85 -40 to +85 100 2 5 615 -40 to +100 620 AIGaInP on GaAs 602 605 ■ SML-212YT Yellow ■ SML-211YT 1.8 2 75 30 2.05 20 44 20 1.8 2 GaAsP on GaP ■ SML-210YT GaP ■ SML-210PT 4 -30 to +85 2 63 20 2 0.9 2.5 2.2 6.3 112 224 1.4 4 2 20 22 63 20 2 1.4 4 2 2.2 6.3 3.6 16 1.4 4 20 5 590 593 2 584 -40 to +85 100 587 590 4 2.1 Yellowish Green ■ SML-210MT 60*1 2.5 25 20 10 20 0.9 2 608 20 -40 to +100 44 2 20 4 587 ■ SML-211WT 625 70 25 20 567 570 573 557 560 563 20 20 2.2 Green ＊1:Duty1/5, 200Hz / ＊2:Duty1/10, 1kHz / ＊3:Reference Dimensions Recommended Solder Pattern Viewing Angle SML-21 Series 2.0 1.4 Angular Displacement (deg) Directivity (deg) X 20° Y 10° 0° 30° 1.1 10° X’ 40° 1.25 80° 80° 0 50 30° 40° 50° 60° 90° 100 70° 70° 80° 80° 90° 100 50 0 50 RELATIVE LUMINOUS INTENSITY(%) (%) RELATIVE INTENSITY 1.25 0.25 0.8 1.1 RELATIVE LUMINOUS INTENSITY (%) RELATIVE INTENSITY (%) 20° 60° 70° 70° 10° 50° 60° 50 0° 40° 50° 60° 90° 100 10° 30° 50° Cathode mark 20° Y’ 30° 40° 1.25 Angular Displacement (deg) Directivity (deg) 20° 1.2 Terminal Tolerance : ±0.1 （unit : mm） www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. （unit : mm） 1/2 2010.05 - Rev.A 90° 100 SML-21 Series Electrical Characteristics Curves Forward Current-Forward Voltage FORWARD CURRENT：IF (mA) ■SML-212VT ■SML-212DT ■SML-212YT ■SML-212U2T(A) ■SML-212WT(A) 10 1 1.5 2.0 Ta=25°C 100 ■SML-211UT ■SML-211DT ■SML-211WT ■SML-211YT 10 1 0.1 1.5 2.5 ■ FORWARD VOLTAGE：VF (V) Ta=25°C 100 FORWARD CURRENT：IF (mA) ■ FORWARD CURRENT：IF (mA) Ta=25°C 100 ■SML-210VT ■SML-210DT ■SML-210YT ■SML-210MT ■SML-210PT ■ ■ ■SML-210VT ■SML-210DT ■SML-210YT ■SML-210MT ■SML-210PT 10 1 1.5 2.5 2.0 ■ ■ ■ ■ 2.0 2.5 FORWARD VOLTAGE：VF (V) FORWARD VOLTAGE：VF (V) Luminous Intensity-Atmosphere Temperature 1.4 ■SML-212VT ■SML-212DT ■SML-212YT ■SML-212U2T(A) ■SML-212WT(A) 1.2 1.0 0.8 0.6 0.4 -40 -20 0 20 40 60 80 IF=2mA 1.6 1.4 ■SML-211UT ■SML-211DT ■SML-211WT ■SML-211YT 1.2 1.0 0.8 0.6 0.4 -40 100 ■ ATMOSPHERE TEMPERATURE：Ta (°C) -20 0 20 40 60 80 IF=20mA 1.6 RELATIVE LUMINOUS INTENSITY (a.u.) RELATIVE LUMINOUS INTENSITY (a.u.) ■ RELATIVE LUMINOUS INTENSITY (a.u.) IF=20mA 1.6 1.4 ■ 1.2 1.0 0.8 0.6 0.4 -40 100 ATMOSPHERE TEMPERATURE：Ta (°C) -20 0 20 40 60 80 100 ATMOSPHERE TEMPERATURE：Ta (°C) Luminous Intensity-Forward Current ■SML-212VT ■SML-212DT ■SML-212YT ■SML-212U2T(A) ■SML-212WT(A) 1.0 0.5 0 0 5 10 15 Ta=25°C 12 ■ 10 ■SML-211UT ■SML-211DT ■SML-211WT ■SML-211YT 8 6 4 2 0 20 0 FORWARD CURRENT：IF (mA) 5 10 15 Ta=25°C 1.5 RELATIVE LUMINOUS INTENSITY (a.u.) RELATIVE LUMINOUS INTENSITY (a.u.) ■ RELATIVE LUMINOUS INTENSITY (a.u.) Ta=25°C 1.5 ■ ■SML-210VT ■SML-210DT ■SML-210YT ■SML-210MT ■SML-210PT ■ ■SML-210VT ■SML-210DT ■SML-210YT ■SML-210MT ■SML-210PT 1.0 0.5 0.0 20 0 FORWARD CURRENT：IF (mA) 5 10 15 20 25 FORWARD CURRENT：IF (mA) 30 ■SML-212VT ■SML-212DT ■SML-212YT ■SML-212U2T(A) ■SML-212WT(A) 20 10 0 -40 -20 0 20 40 60 80 100 AMBIENT TEMPERATURE：Ta (°C) www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. ■ MAXIMUM FORWARD CURRENT：IF (mA) MAXIMUM FORWARD CURRENT：IF (mA) ■ 40 30 20 10 0 -40 -20 0 20 40 60 80 AMBIENT TEMPERATURE：Ta (°C) 2/2 100 ■SML-211UT ■SML-211DT ■SML-211WT ■SML-211YT MAXIMUM FORWARD CURRENT：IF (mA) Derating 30 20 10 0 -40 -20 0 20 40 60 80 100 AMBIENT TEMPERATURE：Ta (°C) 2010.05 - Rev.A Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. 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