The PRM9R0N03N3 from PFC Device is a MOSFET with Continous Drain Current 33 to 53 A, Drain Source Resistance 7.2 to 13.0 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 2.5 V. Tags: Surface Mount. More details for PRM9R0N03N3 can be seen below.