Snappy opto led driver cc series in line cst snappy psu snp20 500if the snappy optoelectronics psu snp20 500if is a 500ma led driver from the cc series this high quality 40v dc 11 to 20w led driver has been designed specifically for led applications it features open circuit short circuit over load and over heat protectionthe drivers are self contained ac dc converters in a very slim line form factor with easy connections via covered screw terminals snappy psu snp20 500if led driver 5