The TN0604 from Microchip Technology is a MOSFET with Continous Drain Current 0.7 A, Drain Source Resistance 600 to 1600 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 0.6 to 1.6 V. Tags: Through Hole. More details for TN0604 can be seen below.