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SLR-343DC Datasheet(PDF) 5 Page - Rohm |
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SLR-343DC Datasheet(HTML) 5 Page - Rohm |
5 / 6 page SLR-343 Series LED lamps Electrical characteristic curves 3 (yellow) 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 1.0 2.0 2.5 3.0 50 FORWARD VOLTAGE : VF (V) Fig.15 Forward current vs. forward voltage Ta =25°C 1.4 1.2 1.0 0.8 0.6 0.4 −20 0 20 40 60 80 Fig.16 Luminous intensity vs. case temperature CASE TEMPERATURE : TC ( °C) 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 510 20 50 100 5 FORWARD CURRENT : IF (mA) Fig.17 Luminous intensity vs. forward current Ta =25 °C 1 1 2 3 4 5 6 10 10 3 10 2 10 4 10 5 Fig.18 Maximum tolerable peak current vs. pulse duration PULSE DURATION : tW ( µs) 3.0 2.5 2.0 1.5 1.0 0.5 0 0 1020 304050 60 PEAK FORWARD CURRENT : IF peak (mA) f =1kHz DC DF =50% 15% 10% 5% Fig.19 Luminous intensity vs. peak forward current 20% 20 10 0 20 30 40 50 60 70 80 90 30 AMBIENT TEMPERATURE : Ta ( °C) Fig.20 Maximum forward current vs. ambient temperature |
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