The TPCA8120 from Toshiba is a MOSFET with Continous Drain Current -45 A, Drain Source Resistance 2.4 to 4 milliohm, Drain Source Breakdown Voltage -30 V, Gate Source Voltage -25 to 20 V, Gate Source Threshold Voltage -2 to -0.8 V. Tags: Surface Mount. More details for TPCA8120 can be seen below.