Recom lighting rcd 24 pl lightline cc led driver dcdc converter smd open frame recom lighting rcd 24 035plb a 350ma step down constant current dc to dc converter with a 45 to 36v dc input and a 2 to 35v dc output the unit has been designed for driving high power leds and the open frame design has pads on the underside for surface mounting to a pcb despite the compact dimensions the units are fully featured with a built in class b emc filter high efficiency operation and two types of