The Si7448DP from Vishay is a MOSFET with Continous Drain Current 13.4 A, Drain Source Resistance 5.4 to 9 Milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.6 to 1.5 V. Tags: Surface Mount. More details for Si7448DP can be seen below.