The BUK7D25-40E from Nexperia is a MOSFET with Continous Drain Current 12 to 19 A, Drain Source Resistance 18 to 46 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.4 to 4 V. Tags: Surface Mount. More details for BUK7D25-40E can be seen below.