Available in more than 20 high-efficiency 25W/30W models, EC5E Series of dc-to-dc converters has pi input filters and 2:1 input voltage range. Input voltage ranges are 9 to 18, 18 to 36 and 36 to 72 vdc. The converters are available with single, dual and triple, low-ripple regulated outputs. And a CMOS/TTL compatible remote on/off control allows the converter output to be turned on or off as needed. Single output versions have an external output trim for a ±10% adjustment range. Case dimensions are 3" x 2.56" x 0.83".