The IPDD60R055CFD7 from Infineon Technologies is a MOSFET with Continous Drain Current 33 to 52 A, Drain Source Resistance 0.045 to 0.103 Mohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 3.5 to 4.5 V. Tags: Surface Mount. More details for IPDD60R055CFD7 can be seen below.