The Si7464DP from Vishay is a MOSFET with Continous Drain Current 1.8 A, Drain Source Resistance 195 to 260 Milliohm, Drain Source Breakdown Voltage 200 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for Si7464DP can be seen below.