The RD3L150SN from ROHM Semiconductor is a MOSFET with Continous Drain Current -15 to 15 A, Drain Source Resistance 28 to 51 Milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for RD3L150SN can be seen below.