The SDH01-48D05W from Ideal Power Ltd is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 5 V, Output Current 1 100 mA, Output Power 1000 mW, Output Voltage 2 -5 V. Tags: Surface Mount, Through Hole, Buck/Step down. More details for SDH01-48D05W can be seen below.