The QN3102M3N from uPI Semiconductor is a MOSFET with Continous Drain Current 9 to 47 A, Drain Source Resistance 5.5 to 10.4 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.5 V. Tags: Surface Mount. More details for QN3102M3N can be seen below.