The BUK9629-100B from Nexperia is a MOSFET with Continous Drain Current 32 to 46 A, Drain Source Resistance 22 to 75 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -15 to 15 V, Gate Source Threshold Voltage 0.5 to 2.3 V. Tags: Surface Mount. More details for BUK9629-100B can be seen below.