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BL-S4531 Datasheet(PDF) 2 Page - BRIGHT LED ELECTRONICS CORP |
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BL-S4531 Datasheet(HTML) 2 Page - BRIGHT LED ELECTRONICS CORP |
2 / 2 page B BR RIIG GH HT T L LE ED D E EL LE EC CT TR RO ON NIIC CS S C CO OR RP P.. B BL L--S S4 45 53 31 1 Ver.2.0 Page: 2 of 2 SINCE 1981 ● Electrical and optical characteristics(Ta=25 ) ℃ Parameter Symbol Condition Min. Typ. Max. Unit Forward Voltage VF IF=20mA - 2.0 2.6 V Luminous Intensity Iv IF=20mA - 6.0 - mcd Reverse Current IR VR=5V - - 100 µA Peak Wave Length λ p IF=20mA - 640 - nm Dominant Wave Length λ d IF=20mA 617 - 638 nm Spectral Line Half-width ∆λ IF=20mA - 45 - nm Viewing Angle 2θ1/2 IF=20mA - 75 - deg ● Typical Electro-Optical Characteristics Curves 0 0.5 1.0 1.5 Forward current (mA) 10 20 30 40 50 Fig.3 Forward current vs. Forward voltage Fig.5 Relative luminous intensity 2.0 0 10 20 30 40 50 vs. Forward current Forward voltage(V) 12 3 4 5 0.7 0.8 0.9 1.0 0.5 0.3 0.1 0.2 80 90 70 0.4 0.6 60 50 40 Fig.4 Relative luminous intensity Ambient temperature Ta( ) ℃ vs. Ambient temperature Fig.6 Radiation diagram 0 -40 0.5 10 0 -20 0 20 1.0 1.5 2.0 2.5 3.0 30 20 40 60 Fig.1 Relative intensity vs. Wavelength 540 0 0.5 1.0 Wavelength λ (nm) 640 740 Ambient temperature Ta( ) ℃ vs. Ambient temperature Fig.2 Forward current derating curve 40 10 10 0 20 30 20 40 60 50 60 100 80 |
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