UV LED NSSU100D, Nichia. The NSSU100D by Nichia is a high-power UV (ultraviolet) SMD LED. The chip type is 3020 and its compact size makes it flexible to use on a range of applications.. Features List:. Peak wavelength: min. 370 nm, typ. 375 nm, max. 380 nm (Rank Ub) Spectrum half width 15 nm Viewing angle 110 degrees forward voltage: typ. 3.6 V, max. 4.0 V. Total radiant flux - radiant power: min. 6.8 mW, max. 9.6 mW (Rank 8), min. 9.6 mW, max. 13.6 mW (Rank 9), min. 13.6 mW, max. 19.2 mW (Rank 10). Applications:. UV illumination for UV cameras UV tracing UV curing of epoxy and ink Scientific instrumentation Sensor technology Fluorescence spectroscopy Fluorescence contrast in machine vision Fibre coupled LED sources; Excitation source for luminesce