The TPN7R504PL from Toshiba is a MOSFET with Continous Drain Current 68 A, Drain Source Resistance 5.6 to 10 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.4 to 2.4 V. Tags: Surface Mount. More details for TPN7R504PL can be seen below.