The BUK7Y3R0-40H from Nexperia is a MOSFET with Continous Drain Current 120 A, Drain Source Resistance 1.8 to 6.5 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -10 to 20 V, Gate Source Threshold Voltage 1 to 4.3 V. Tags: Surface Mount. More details for BUK7Y3R0-40H can be seen below.