The TPN2R903PL from Toshiba is a MOSFET with Continous Drain Current 122 A, Drain Source Resistance 2.1 to 4.1 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.1 to 2.1 V. Tags: Surface Mount. More details for TPN2R903PL can be seen below.