The LF500RW series SMT, 5W DC/DC converters consist of 21 models operating from 2:1 inputs of 9V to 18V, 18V to 36V, and 36V to 75V and deliver single and dual outputs of 3.3V, 5V, 12V, 15V, ±5V, ±12V, or ±15V. Standard features include efficiency as high as 85%, an input/output isolation of 1,500 Vdc, tight line/load regulation, and low noise operation. All models have continuous short-circuit protection with auto recovery, output-power protection, and include a remote on/off control input. MICROPOWER DIRECT, Stoughton, MA. (781) 344-8226.