Data Sheet SML-31series 1608（0603） 1.6×0.8mm（t=0.8mm） Features Color Type ・1608standardsize(1.6×0.8mm,t=0.8mm) ・Abundantcolorvariationswithdiverseluminousintensitytypes V U D Y W M P E B WB Product Specifications Absolutemaximumratings(Ta＝25℃) Electricalandopticalcharacteristics(Ta＝25℃) Emitting Power ForwardvoltageVF ReversecurrentIR DominontwavelengthλD LuminousintensityIV Forward Peakforward Reverse Operating Storage color dissipation current current voltage temperature temperature Typ. Min. Typ. Max. Max. Min. Typ. PD(mW) IF(mA) IFP(mA) VR(V) Topr(℃) Tstg(℃) (V) IF(mA) (μA) VR(V) (nm) (nm) (nm) IF(mA) (mcd) (mcd) IF(mA) LED chip PartNo. ■ SML-310VT GaAsPonGaP ■ SML-311UT Red AlGaInP onGaAs ■ SML-311DT ■ SML-310DT GaAsPonGaP ■ SML-311WT AIGaInP onGaAs ■ SML-311YT ■ SML-310YT Orange 55 2 20 44 1.8 2 55 44 Yellow Yellowish Green GaP ■ SML-310PT 4 -40to+85 ■ SML312BCT 100※2 Blue ■ SML312BC4T ■ SML312WBCW(A) 100 3.3 84 InGaN 2 2.2 Bluish Green ■ SML312EC4T 4 2.1 55 Green ■ SML312ECT 20 1.8 -30to+85 20 GaAsPonGaP ■ SML-310MT 2 60※1 20 -40to+100 5 3.3 3.2 White 108 30 100※2 -40to+100 3.0 630 635 615 620 625 5 20 1.4 4 20 0.9 2.5 1.6 3.15 20 2.2 6.3 20 2 0.9 2.5 2 2 602 605 608 587 590 593 584 587 590 2.2 6.3 567 570 573 3.6 16 557 560 563 1.4 4 90 200 36 90 527 520 3.2 5 625 535 525 464 20 470 476 5 20 63 22 (x,y)(0.30,0.29) 2 46 45 71 5 ※1:Duty1/5,200Hz/※2:Duty1/10,1kHz Dimensions Recommended Solder Pattern Viewing Angle SML-310 / SML-311 series SCANNING ANGLE (deg) SCANNINGANGLE(deg) X Y 30° 20° 10° 0° 10° 20° 0.8 0.8 50 RELATIVE INTENSITY (%) RELATIVEINTENSITY(%) Y 30° 20° 10° 0° 10° 20° 0.8 X’ 40° 40° 0.85 60° 0.25 0.8 50 30° 20° 10° 0° 10° 20° 1.0 www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. 1/3 90° 100 30° 50° 60° 70° 50 0 RELATIVEINTENSITY(%) 90° 100 90° 100 50 RELATIVE INTENSITY (%) RELATIVEINTENSITY(%) SCANNING ANGLE (deg) SCANNINGANGLE(deg) 20° 10° 0° 10° 20° 30° 40° 50° 60° 60° 80° 50 20° 50° 70° 0 10° 80° 90° 100 60° RELATIVE INTENSITY (%) 0° 80° 50° 50 10° 40° 30° 80° （unit:mm） 20° 40° 70° 90° 100 50 70° X’ - Y’ 60° Tolerance:±0.1 （unit:mm） 30° 40° 50° 0 RELATIVE INTENSITY (%) RELATIVEINTENSITY(%) 30° 40° Terminal 50 SCANNING ANGLE (deg) SCANNINGANGLE(deg) SML312WBCW(A) SCANNING ANGLE (deg) SCANNINGANGLE(deg) X-Y 70° 60° SML312BC4T/EC4T 90° 100 RELATIVE INTENSITY (%) RELATIVEINTENSITY(%) 60° 40° 80° 80° 0 40° 50° 70° 70° 50 30° 50° Y’ SML312BCT/ECT 50° 60° 90° 100 20° 80° 90° 100 SML312 series 30° 50° 10° 80° 90° 100 SCANNING ANGLE (deg) SCANNINGANGLE(deg) X Cathode mark 0 0° 70° 80° 80° 50 10° 60° 70° 70° 0.8 20° 50° 60° 60° 90° 100 30° 40° 50° 50° 1.2 Y’ 40° 40° 1.6 SCANNING ANGLE (deg) SCANNINGANGLE(deg) X’ 30° 70° 70° 80° 80° 90° 100 50 0 50 RELATIVEINTENSITY(%) 90° 100 RELATIVE INTENSITY (%) 2011.05 - Rev.B SML-31 series Electrical Characteristics Curves Forward Current-Forward Voltage ■ 10 1 1.0 1.5 2.0 ■ ■SML-311UT ■SML-311DT ■SML-311WT ■SML-311YT 10 1.0 0.1 1.0 3.0 2.5 Ta=25°C 100 FORWARD VOLTAGE：VF (V) 1.5 2.0 Ta=25°C 100 FORWARD CURRENT：IF (mA) FORWARD CURRENT：IF (mA) ■ ■SML-310VT ■SML-310DT ■SML-310MT ■SML-310PT ■SML-310YT FORWARD CURRENT：IF (mA) ■ 100 ■ ■SML312BC4T ■SML312EC4T ■SML312BCT ■SML312ECT □SML312WBCW(A) 10 1 2.5 2.5 ■ FORWARD VOLTAGE：VF (V) 3.0 3.5 4.0 FORWARD VOLTAGE：VF (V) 1.4 ■ ■ ■ ■SML-310VT ■SML-310DT ■SML-310YT ■SML-310MT ■SML-310PT 1.2 1.0 0.8 0.6 0.4 -40 -20 0 20 40 60 80 100 ATMOSPHERE TEMPERATURE：Ta (°C) IF=20mA 1.6 ■ 1.4 ■SML-311UT ■SML-311DT ■SML-311WT ■SML-311YT 1.2 1.0 0.8 0.6 0.4 -40 -20 0 20 40 60 80 IF=20mA 1.6 RELATIVE LUMINOUS INTENSITY (a.u.) IF=20mA 1.6 RELATIVE LUMINOUS INTENSITY (a.u.) RELATIVE LUMINOUS INTENSITY (a.u.) Luminous Intensity-Atmosphere Temperature 100 ■ ■SML312BC4T ■SML312EC4T ■SML312BCT ■SML312ECT □SML312WBCW(A) ■ ■SML312BC4T ■SML312EC4T ■SML312BCT ■SML312ECT □SML312WBCW(A) ■ ■SML312BC4T ■SML312EC4T ■SML312BCT ■SML312ECT □SML312WBCW(A) 1.4 1.2 1.0 0.8 0.6 0.4 -40 ATMOSPHERE TEMPERATURE：Ta (°C) -20 0 20 40 60 80 100 ATMOSPHERE TEMPERATURE：Ta (°C) ■ 2.5 ■SML-310VT ■SML-310DT ■SML-310YT ■SML-310MT ■SML-310PT 2.0 1.5 1.0 0.5 0 0 10 20 30 40 50 FORWARD CURRENT：IF (mA) 60 Ta=25°C 100 ■ ■SML-311UT ■SML-311DT ■SML-311WT ■SML-311YT 10 1.0 0.1 0.1 1 10 FORWARD CURRENT：IF (mA) Ta=25°C 5 RELATIVE LUMINOUS INTENSITY (a.u.) f=1kHz 3.0 RELATIVE LUMINOUS INTENSITY (a.u.) RELATIVE LUMINOUS INTENSITY (a.u.) Luminous Intensity-Forward Current 100 4 3 2 1 0 0 5 10 15 20 25 30 FORWARD CURRENT：IF (mA) 20 10 0 -40 -20 0 20 40 60 80 AMBIENT TEMPERATURE：Ta (°C) www.rohm.com 100 © 2011 ROHM Co., Ltd. All rights reserved. ■SML-310VT ■SML-310DT ■SML-310YT ■SML-310MT ■SML-310PT ■ MAXIMUM FORWARD CURRENT : IF (mA) MAXIMUM FORWARD CURRENT : IF (mA) ■ 30 30 20 10 0 -40 -20 0 20 40 60 80 AMBIENT TEMPERATURE：Ta (°C) 2/3 100 ■SML-311UT ■SML-311DT ■SML-311WT ■SML-311YT MAXIMUM FORWARD CURRENT：IF (mA) Deratings 40 30 20 10 0 -40 -20 0 20 40 60 80 100 AMBIENT TEMPERATURE：Ta (°C) 2011.05 - Rev.B SML-31 series Rank Reference of Brightness Red (V, U) Luminous G H J K L M Intensity Package size(mm) Height(mm) (mcd) 1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 Mini-mold ChipLEDs 1608 N P Q 16to25 25to40 R S T U （Ta=25˚C,IF＝20mA） W X V 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600 SML-311UT※/※1 SML-310VT※ 0.8 Orange (D) （Ta=25˚C,IF＝2mA） Luminous G H J K L M N P Q R S T U V W X Intensity Package size(mm) Height(mm) (mcd) 1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600 Mini-mold ChipLEDs 1608 SML-311DT 0.8 Yellow (Y, W) （Ta=25˚C,IF＝20mA） Luminous G H J K L M N P Q R S T U V W X Intensity Package size(mm) Height(mm) (mcd) 1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 10to16 16to25 25to40 40to63 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1600 Mini-mold ChipLEDs 1608 SML-311YT※/※1 SML-311WT※/※1 0.8 SML-310YT※ Green (M, P, E) Luminous F G H J K L Intensity Package size(mm) Height(mm) (mcd) 0.63to1.0 1.0to1.6 1.6to2.5 2.5to4.0 4.0to6.3 6.3to10 Mini-mold ChipLEDs 1608 0.8 M N P Q R 10to16 16to25 25to40 40to63 SML-310MT※ ※ S T Mini-mold ChipLEDs 1608 N P Q R S T （Ta=25˚C,IF＝20mA） V W SML312BC4T SML312BCT Luminous P Intensity Package size(mm) Height(mm) (mcd) 25to36 1608 U 14to22 22to36 36to56 56to90 90to140 140to220 220to360 360to560 560to900 0.8 White (WB) Mini-mold ChipLEDs （Ta=25˚C,IF＝20mA） W X SML312ECT※ Blue (B) Luminous G H J K L M Intensity Package size(mm) Height(mm) (mcd) 0.9to1.4 1.4to2.2 2.2to3.6 3.6to5.6 5.6to9.0 9to14 V 63to100 100to160 160to250 250to400 400to630 630to1000 1000to1800 SML312EC4T※ SML-310PT U Q R 36to56 0.8 S T U V W X1 X2 Y1 （Ta=25˚C,IF＝5mA） Y2 Z1 56to90 90to140 140to220 220to360 360to560 560to900 900to1100 1100to1400 1400to1800 1800to2200 2200to2800 SML312WBCW(A) ※Brightnessonspecificationsheetincludetoleranceofwithin±10%.※1：IF=2mA Part No. Construction ∗ “−” will be taken out for emitting color W/B/E series. S M L Special Code will be applied for Emitting color W/B/E series. 3 1 0 Series name Package type 0 T D Chip Type Chromaticity rank (for white LED) Emitting Color T 8 6 Resin Color K Rank sign (Brightness Rank)∗ Taping Specifications Standard Type V Red:630nm T Transparent Colorless 1 T86 Cathode at sprocket hole side Low Current Type U Red:620nm MilkyWhite 2 High Brightness Type D W Orange:605nm T87 Reverse of T86 W Yellow:590nm M Yellowish-Green:572nm P Green:560nm Y E B 1 For white LED, cathode at sprocket hole side Yellow:587(590)nm Bluish-Green:527nm Blue:470(466)nm WB White ∗ Concerning the Brightness rank • Please refer to the rank chart above for luminous intensity classification. • Part name is individual for each rank. • When shipped as sample, the part name will be a representative part name. General products are free of ranks. Please contact sales if rank appointment is needed. Packing Specification ROHMLEDproductsarebeingshippedwithdesiccant(silicagel)concludedinmoisture-proofbags. Pastingthemoisturesensitivelabelontheoutersurfaceofthemoisture-proofbagsorenclosingthehumidityindicationcardinsidethebagisavailableuponrequest. Pleasecontactthenearestsalesofficeordistributerifnecessary. www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. 3/3 2011.05 - Rev.B Notice Notes Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. R1120A