The LTC3738 from Analog Devices is a DC to DC Converter with Input Voltage 3.8 to 36 V, Output Voltage 1 0.8375 to 1.6 V, Output Current 1 60000 mA, Operating Temperature 0 to 70 Degree C, Storage Temperature -65 to 125 Degree C. Tags: Surface Mount, Buck/Step down. More details for LTC3738 can be seen below.