The RJU003N03FRA from ROHM Semiconductor is a MOSFET with Continous Drain Current -0.3 to 0.3 A, Drain Source Resistance 800 to 1900 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.8 to 1.5 V. Tags: Surface Mount. More details for RJU003N03FRA can be seen below.