The Si7463ADP from Vishay is a MOSFET with Continous Drain Current -46 A, Drain Source Resistance 8.3 to 13.5 Milliohm, Drain Source Breakdown Voltage -40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -2.3 to -1.2 V. Tags: Surface Mount. More details for Si7463ADP can be seen below.