The RQ3E120AT from ROHM Semiconductor is a MOSFET with Continous Drain Current -39 to 39 A, Drain Source Resistance 6.1 to 11.3 Milliohm, Drain Source Breakdown Voltage -30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -2.5 to -1 V. Tags: Surface Mount. More details for RQ3E120AT can be seen below.