The MAXM17516 from Analog Devices is a DC to DC Converter with Input Voltage 2.4 to 5.5 V, Output Voltage 1 0.75 to 1.8 V, Output Current 1 6000 mA, Operating Temperature -40 to 125 Degree C, Storage Temperature -55 to 150 Degree C. Tags: Through Hole, Buck/Step down. More details for MAXM17516 can be seen below.