The UN0325N0R8-PD56 from UN Semiconductor is a MOSFET with Continous Drain Current 250 A, Drain Source Resistance 1.6 to 3.5 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.0 V. Tags: Surface Mount. More details for UN0325N0R8-PD56 can be seen below.