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SML-210DT Datasheet(PDF) 2 Page - Rohm |
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SML-210DT Datasheet(HTML) 2 Page - Rohm |
2 / 5 page SML-210 Series LED lamps ! ! ! !Electrical and optical characteristics (Ta=25 °C) Parameter Forward voltage Reverse current Type SML-210 JT LT VT DT YT MT FT PT Red Red Red Orange Yellow Green Green Green 1.9 Typ. Color 1.75 2.0 2.0 2.1 2.2 2.2 2.2 2.5 Max. 20 IF (mA) Max. IR ( µA) VR (V) Cond. Peak wavelength Typ. λP(nm) IF (mA) Cond. Spectral line half width Typ. ∆λ(nm) IF (mA) Cond. Cond. VF (V) Luminous intensity Min. Typ. IF (mA) Cond. Iv(mcd) 100 4 14.0 3.6 1.4 2.2 2.2 3.6 1.4 1.4 40.0 20 660 20 25 25 40 40 40 40 40 40 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 660 650 610 585 570 560 555 20 20 20 20 20 20 20 10.0 4.0 6.3 6.3 16.0 6.3 4.0 4 4 4 4 4 4 4 100 100 100 100 100 100 100 20 20 20 20 20 20 20 2.5 2.8 2.8 2.8 2.8 2.8 2.8 ! ! ! !Directional pattern ANGLE ( °) RELATIVE LUMINOUS INTENSITY (%) 0 50 100 50 100 0 10 10 20 20 30 40 50 60 70 80 90 30 40 50 60 70 80 90 ANGLE ( °) RELATIVE LUMINOUS INTENSITY (%) 0 50 100 50 100 0 10 10 20 20 30 40 50 60 70 80 90 30 40 50 60 70 80 90 (X - Y) (X' - Y') Fig.1 Directional pattern ! ! ! !Electrical characteristics curves 1 (SML-210LT, SML-210JT) (Bright red) FORWARD VOLTAGE : VF (V) Fig. 2 Forward current vs. forward voltage 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 2.0 2.5 3.0 50 Ta=25˚C SML-210LT SML-210JT 1.4 1.2 1.0 0.8 0.6 0.4 40 -20 20 0 60 80 1.6 IF = 20mA SML-210LT SML-210JT CASE TEMPERATURE : TC (˚C) Fig. 3 Luminous intensity vs. case temperature 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.5 1 2 510 20 50 100 5 FORWARD CURRENT : IF ( mA) Fig. 4 Luminous intensity vs. forward current Ta=25 °C SML-210JT SML-210LT |
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