The AP5100 from Diodes Incorporated is a DC to DC Converter with Input Voltage 4.75 to 24 V, Output Voltage 1 0.81 to 15 V, Output Current 1 1200 mA, Operating Temperature -25 to 85 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount, Buck/Step down. More details for AP5100 can be seen below.