The QS6U22 from ROHM Semiconductor is a MOSFET with Continous Drain Current -1.5 to 1.5 A, Drain Source Resistance 155 to 430 milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -2 to -0.7 V. Tags: Surface Mount. More details for QS6U22 can be seen below.