The TK35S04K3L from Toshiba is a MOSFET with Continous Drain Current 35 A, Drain Source Resistance 8.2 to 15 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 3 V. Tags: Surface Mount. More details for TK35S04K3L can be seen below.