The QM2409K from uPI Semiconductor is a MOSFET with Continous Drain Current -2.8 to -3.5 A, Drain Source Resistance 60 to 105 milli-ohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -0.5 to -1.2 V. Tags: Surface Mount. More details for QM2409K can be seen below.