The R3M-1205D/SMD from Recom Power is an Isolated Buck DC-DC Converter that converts an input voltage of 4.5 - 18 V to an output voltage of - 5 V to 5 V. It delivers an output power of 3 W and has an efficiency of 80%. This RoHS-compliant converter provides a regulated output and has built-in continuous short-circuit protection (SCP) to prevent over-current-related damages. It is available in a surface-mount package that measures 14.2 x 9.1 x 10.2 mm.