The Si2307CDS from Vishay is a MOSFET with Continous Drain Current -3.5 A, Drain Source Resistance 73 to 138 milliohm, Drain Source Breakdown Voltage -30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -1 to -3 V. Tags: Surface Mount. More details for Si2307CDS can be seen below.