The BUK7Y7R6-40E from Nexperia is a MOSFET with Continous Drain Current 56 to 79 A, Drain Source Resistance 5.5 to 15 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 4.5 V. Tags: Surface Mount. More details for BUK7Y7R6-40E can be seen below.