The LT8228 from Analog Devices is a DC to DC Converter with Input Voltage 6 to 100 V, Output Voltage 1 0 to 100 V, Output Current 1 40000 mA, Operating Temperature -40 to 150 Degree C, Storage Temperature -65 to 175 Degree C. Tags: Surface Mount, Buck/Step down. More details for LT8228 can be seen below.