The SP8K41HZG from ROHM Semiconductor is a MOSFET with Continous Drain Current -3.4 to 3.4 A, Drain Source Resistance 90 to 160 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for SP8K41HZG can be seen below.