The MGFS40053R3 from Cosel is a DC to DC Converter with Input Voltage 4.5 to 13 V, Output Voltage 1 3.3 V, Output Current 1 8 A, Output Power 26400 mW, Isolation Voltage 1500 Vdc. Tags: Through Hole, Buck/Step down. More details for MGFS40053R3 can be seen below.