The JSM5N65C from JSMicro Semiconductor is a MOSFET with Continous Drain Current 3.1 to 5.0 A, Drain Source Resistance 2.4 to 2.8 ohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.0 to 4.0 V. Tags: Through Hole. More details for JSM5N65C can be seen below.