The SSM3J372R from Toshiba is a MOSFET with Continous Drain Current -6 A, Drain Source Resistance 36 to 144 Milliohm, Drain Source Breakdown Voltage -30 V, Gate Source Voltage -12 to 6 V, Gate Source Threshold Voltage -1.2 to -0.5 V. Tags: Surface Mount. More details for SSM3J372R can be seen below.