The Si9926CDY from Vishay is a MOSFET with Continous Drain Current 8 A, Drain Source Resistance 15 to 22 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 Si9926CDY can be seen below.