The BUK98150-55A from Nexperia is a MOSFET with Continous Drain Current 3 to 5.5 A, Drain Source Resistance 116 to 276 milliohm, Drain Source Breakdown Voltage 55 V, Gate Source Voltage -15 to 15 V, Gate Source Threshold Voltage 0.6 to 2.3 V. Tags: Surface Mount. More details for BUK98150-55A can be seen below.