The TK8S06K3L from Toshiba is a MOSFET with Continous Drain Current 8 A, Drain Source Resistance 43 to 80 Milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 3 V. Tags: Surface Mount. More details for TK8S06K3L can be seen below.