The DTJ1548D15 Isolated DCDC Converters DC-DC Chassis Mount 4:1 input manufactured by XP Power is an electronic component. It is a 4:1 input range DC-DC converter that provides isolated output power of up to 15 Watts in an industry-standard DIP-24 package. It provides a nominal input voltage range of 18-75V and output voltage range of 3,3V -15V. It is rated for operation over a temperature range of -40°C to 121°C, and a higher temperature of 140°C is available on request. It also features safety approvals including UL/cUL, CB EN/IEC 60950, and CE Emissions/Immunity standards. The DTJ1548D15 provides protection against short circuit, overvoltage, over temperature, and continuous absolute over-current protection. It is well suited for commercial, telecom, industrial, transportation, and aerospace/ defense applications.