The LTC3707-SYNC from Analog Devices is a DC to DC Converter with Input Voltage 4.5 to 28 V, Output Voltage 1 0.8 V, Output Current 1 25000 mA, Operating Temperature -40 to 125 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount, Buck/Step down. More details for LTC3707-SYNC can be seen below.