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BL-BYG274 Datasheet(PDF) 2 Page - BRIGHT LED ELECTRONICS CORP |
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BL-BYG274 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.. BL-BYG274 Ver.2.0 Page: 2 of 2 SINCE 1981 ● Electrical and optical characteristics(Ta=25℃) Parameter Symbol Condition Color Min. Typ. Max. Unit Forward Voltage VF IF=20mA Yellow Green - 2.1 2.2 2.6 2.6 V Luminous Intensity Iv IF=20mA Yellow Green - 45. 50 - mcd Peak Wave Length λ p IF=20mA Yellow Green - 585 568 - nm Dominant Wave Length λ d IF=20mA Yellow Green 582 560 - 595 576 nm Spectral Line Half-width ∆λ IF=20mA Yellow Green - 35 30 - nm Viewing Angle 2θ1/2 IF=20mA Yellow Green - 50 - deg ● Typical Electro-Optical Characteristics Curves Fig.3 Forward current vs. Forward voltage Fig.4 Relative luminous intensity (Y) 1.5 5 0 0.5 1.0 Forward current (mA) 20 10 30 40 50 Fig.5 Relative luminous intensity 2.0 0 20 10 30 40 50 vs. Forward current 2 Forward voltage(V) 13 (G) 5 4 (Y) (G) 0.7 0.8 0.9 1.0 0.5 0.3 0.1 0.2 70 80 90 0.4 0.6 60 50 40 Ambient temperature Ta( ) ℃ vs. Ambient temperature 0.5 Fig.6 Radiation diagram -40 0 010 -20 20 0 2.0 1.0 1.5 2.5 3.0 30 20 60 40 Fig.1 Relative intensity vs. Wavelength 500 0 0.5 1.0 Wavelength λ (nm) 570 640 (Y) (G) Ambient temperature Ta( ) ℃ vs. Ambient temperature Fig.2 Forward current derating curve 0 20 10 10 30 20 40 60 40 50 60 100 80 |
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Similar Description - BL-BYG274 |
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