3 high power extreme brightness 5mm white LEDs which have superior weather resistance. These LEDs are ideal to be used in advertising signs indicators illuminations & LCD backlight applications. The cathode is denoted by the shortest leg. Specifications Order Code NR73Q White Nichia description NSPW510BSViewing angle 50deg Forward voltage max. at IF20m A4 V Forward current max.30m A Reverse voltage max.5 V Wavelength peak 525nm Power dissipation PT120m W Light output typ. 20m A1800mcd Order Code N28AT White Nichia description NSPW500BSViewing angle 20deg Forward voltage max. at IF20m A4 V Forward current max.30m A Reverse voltage max.5 V Power dissipation PT120m W Light output typ. 20m A5600mcd Order Code N29AT White Nichia description NSPW500BS SEL BSViewing angle 20deg Forward voltage max. at IF20m A4 V Forward current max.30m A Reverse voltage max.5 V Power dissipation PT120m W Light output typ. 20m A9200mcd