The MAX20800 from Analog Devices is a DC to DC Converter with Input Voltage 1.5 to 18 V, Output Voltage 1 10.7 to 13.6 V, Output Current 1 4000 to 12600 mA, Operating Temperature -40 to 150 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount, Buck/Step down. More details for MAX20800 can be seen below.