The QS6J11 from ROHM Semiconductor is a MOSFET with Continous Drain Current -2 to 2 A, Drain Source Resistance 75 to 400 milliohm, Drain Source Breakdown Voltage -12 V, Gate Source Voltage -10 to 10 V, Gate Source Threshold Voltage -1 to 0.3 V. Tags: Surface Mount. More details for QS6J11 can be seen below.