The SMT01B-15 from Mean Well is a DC to DC Converter with Input Voltage 18 to 36 V, Output Voltage 1 15 V, Output Current 1 6.7 to 67 mA, Output Power 1000 mW, Operating Temperature -40 to 90 Degree C. Tags: Surface Mount, Buck/Step down. More details for SMT01B-15 can be seen below.