As their name already reveals, LED are diodes that have no classical ohmic resistance. At a constant voltage drop of about 3 V, the current flow must be regulated in order to keep the LED running.
STEP-UP / BOOST CONVERTER
for low supply voltages
STEP-DOWN / BUCK CONVERTER
for high supply voltages
FOR SOLAR LAMPS
with automated operation
CUSTOM PRODUCtS
e.g. with integrated sensor functions