The TK6A65D from Toshiba is a MOSFET with Continous Drain Current 6 A, Drain Source Resistance 950 to 1110 Milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for TK6A65D can be seen below.