The QH8K22 from ROHM Semiconductor is a MOSFET with Continous Drain Current -6.5 to 6.5 A, Drain Source Resistance 35 to 49 Milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for QH8K22 can be seen below.