The XC9116 Series from Torex Semiconductor is a DC to DC Converter with Input Voltage 2.5 to 6 V, Output Voltage 1 8 to 17.5 V, Operating Temperature -40 to 85 Degree C, Storage Temperature -55 to 125 Degree C. Tags: Surface Mount, Boost/Step Up. More details for XC9116 Series can be seen below.