The BUK6D81-80E from Nexperia is a MOSFET with Continous Drain Current 6.9 to 9.8 A, Drain Source Resistance 62 to 197 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.3 to 2.7 V. Tags: Surface Mount. More details for BUK6D81-80E can be seen below.