An extreme brightness 5mm blue LED which is available in both 15 & 30 viewing angle. The cathode is denoted by the shortest leg. Specifications DC forward voltage 3.6V typ 4.0 Vmax DC forward current 30m ADC reverse voltage 5 Vmax DC reverse current 50 u Amax Power dissipation 120m W Optical output power 6.0 m W typ. Dominant wavelength 470 nm typ. Luminous intensity 3.0 cd 15 1.3cd 30