The MAX863 from Analog Devices is a DC to DC Converter with Input Voltage 1.5 to 11 V, Output Voltage 1 1.25 to 100 V, Output Current 1 2000 mA, Operating Temperature -40 to 85 Degree C, Storage Temperature -65 to 160 Degree C. Tags: Surface Mount, Buck/Step down. More details for MAX863 can be seen below.