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| SML-212 Series LED lamps Ultra high brightness chip LEDs SML-212 Series The SML-212 series are Ultra high brightness chip LEDs equipped with an AlGaInP chip. !Features 1) Three colors : red, orange and yellow. 2) Rectangular and leadless (2 x 2.5 mm, 0.8 mm thick) 3) Can be mounted by automatic mounting. !External dimensions (Units : mm) 2.0+0.2 0 1.4 Cathode index 1.25 1.2 Electrode Tolerances are 0.1 unless otherwise noted: !Selection guide Emitting color Red Lens Transparent clear SML-212VT SML-212DT SML-212YT Orange Yellow !Absolute maximum ratings (Ta=25C) Parameter Power dissipation Forward current Peak forward current Reverse voltage Operating temperature Storage temperature Pulse width 1ms Duty 1 / 5 Symbol PD IF IFP VR Topr Tstg Limits 75 30 60 4 -30+85 -40+85 Unit mW mA mA V C C 0.25 0.8 SML-212 Series LED lamps !Electrical and optical characteristics (Ta=25C) Parameter Color Type VT SML-212 DT YT Red Orange Yellow Forward voltage VF(V) Typ. 2.05 2.05 2.05 Max. 2.5 2.5 2.5 Cond. IF(mA) 20 20 20 Reverse current IR(mA) Cond. Max. 100 100 100 VR(V) 4 4 4 Luminous intensity IV(mcd) Min. 22 22 22 Typ 63 63 63 Peak wavelength Typ. 639 611 591 IF(mA) 20 17 15 Spectral line half width Typ. 40 40 40 IF(mA) 20 20 20 Cond. P(nm) Cond. (nm) Cond. IF(mA) 20 20 20 !Directional pattern (X-Y) 20 30 40 50 60 70 80 90 100 ANGLE () 10 0 10 20 30 40 50 60 70 80 90 100 70 80 90 100 60 50 40 30 (X'-Y' ) 20 ANGLE () 10 0 10 20 30 40 50 60 70 80 90 100 50 0 50 50 0 50 RELATIVE LUMINOUS INTENSITY (%) RELATIVE LUMINOUS INTENSITY (%) Fig.1 Directional pattern !Electrical characteristics curves 100.0 Ta=25C RELATIVE LUMINOUS INTENSITY 1.6 5 RELATIVE LUMINOUS INTENSITY IF=20mA Ta=25C FORWARD CURRENT : IF (mA) 1.4 1.2 1.0 0.8 0.6 0.4 -20 -10 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.5 1 2 5 10 20 50 100 10.0 0.1 1.0 1.5 2.0 2.5 3.0 0 10 20 30 40 50 60 70 80 FORWARD VOLTAGE : VF (V) CASE TEMPERATURE : Tc (C) FORWARD CURRENT : IF (mA) Fig. 2 Forward current vs. forward voltage Fig. 3 Luminous intensity vs. case temperature Fig. 4 Luminous intensity vs. forward current SML-212 Series LED lamps 10 250 f=1kHz MAXIMUM FORWARD CURRENT : IF Max. (mA) 40 DC RELATIVE LUMINOUS INTENSITY 200 IFP Max / IF MaxI 30 150 DF=50% 500Hz 200Hz 100Hz 50kHz 20kHz 10kHz 5kHz 20 2kHz 1kHz 100 20% 15% 50 10% 0 0 5% 10 20 30 40 50 60 70 2 10 1 10 100 1000 10000 PULSE DURATION : Tw (s) 0 0 10 20 30 40 50 60 70 80 90 100 AMBIENT TEMPERATURE : Ta (C) PEAK FORWARD CURRENT : IF peak (mA) Fig. 5 Maximum tolerable peak current vs. pulse duration Fig. 6 Luminous intensity vs. peak forward current Fig.7 Maximum forward current vs. ambient temperature (Derating) |
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