The SiA432DJ from Vishay is a MOSFET with Continous Drain Current 12 A, Drain Source Resistance 15.8 to 24 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 SiA432DJ can be seen below.