The BUK9Y25-80E from Nexperia is a MOSFET with Continous Drain Current 26.5 to 37 A, Drain Source Resistance 20.5 to 67.8 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -15 to 15 V, Gate Source Threshold Voltage 0.5 to 2.45 V. Tags: Surface Mount. More details for BUK9Y25-80E can be seen below.