The SDH01-12S05 from Ideal Power Ltd is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 5 V, Output Current 1 200 mA, Output Power 1000 mW, Isolation Voltage 1600 to 3000 V. Tags: Surface Mount, Through Hole, Buck/Step down. More details for SDH01-12S05 can be seen below.