The 0RQB-C0U025 from Bel Fuse is an Isolated Buck DC-DC Converter that converts an input Voltage of 18 - 75 V to an output voltage of 2.5 V.  This Buck converter delivers an output power of 75 W and has an efficiency of 91%. It has been designed to offer high efficiency and power density in a compact package while maintaining low cost. The RoHS-compliant converter has undergone flame-retardant test procedures according to UL/CSA 60950-1 standards. It is equipped with built-in over-voltage protection (OVP), over-current protection (OCP), Over Temperature Protection, Under Voltage Lockout, and short circuit protection (SCP) to prevent over-load and short-circuit-related damages. The DC-DC converter is available in a through-hole package that measures 58.42 x 36.83 x 10.04 mm and is ideal for networking, Computers and Peripherals, and telecommunications applications.