The AP1501 from Diodes Incorporated is a DC to DC Converter with Input Voltage 4.5 to 40 V, Output Voltage 1 1.23 to 37 V, Output Current 1 3000 mA, Operating Temperature -20 to 125 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Through Hole, Buck/Step down. More details for AP1501 can be seen below.