The LT8648S from Analog Devices is a DC to DC Converter with Input Voltage 2.45 to 42 V, Output Voltage 1 0.6 to 40 V, Output Current 1 15000 mA, Operating Temperature -40 to 150 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount, Buck/Step down. More details for LT8648S can be seen below.