The SRS-0505 from Mean Well is a DC to DC Converter with Input Voltage 4.5 to 5.5 V, Output Voltage 1 5 V, Output Current 1 0 to 100 mA, Output Power 500 mW, Operating Temperature -25 to 71 Degree C. Tags: Through Hole, Buck-Boost. More details for SRS-0505 can be seen below.