The Si7489DP from Vishay is a MOSFET with Continous Drain Current 28 A, Drain Source Resistance 33 to 47 Milliohm, Drain Source Breakdown Voltage -100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -3 to -1 V. Tags: Surface Mount. More details for Si7489DP can be seen below.