The SVRSA2812D from VPT is a DC to DC Converter with Input Voltage 18 to 50 V, Output Voltage 1 11.52 to 12.48 V, Output Current 1 0 to 500 mA, Output Power 0 to 6000 mW, Operating Temperature -55 to 125 Degree C. Tags: Through Hole, Buck/Step down. More details for SVRSA2812D can be seen below.