The RQ5E030AJ from ROHM Semiconductor is a MOSFET with Continous Drain Current -3 to 3 A, Drain Source Resistance 51 to 109 Milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.5 to 1.5 V. Tags: Surface Mount. More details for RQ5E030AJ can be seen below.