Designed to meet power-conversion needs in board-level applications, the FEC40 series of modular dc-dc converters provides 40 W of output while accepting 2:1 input ranges from 18 V to 75 V dc. Eighteen models offer single-, dual-, and triple-regulated outputs from 3.3 to 15 V dc. Each model includes short-circuit and overvoltage protection as well as internal input filtering. Prices start at $39 in OEM quantities.