The Si1553CDL from Vishay is a MOSFET with Continous Drain Current 0.7 A, Drain Source Resistance 325 to 1480 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 Si1553CDL can be seen below.