The SiA923EDJ from Vishay is a MOSFET with Continous Drain Current 4.5 A, Drain Source Resistance 44 to 165 Milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -1.4 to -0.5 V. Tags: Surface Mount. More details for SiA923EDJ can be seen below.