The JSM7N80F from JSMicro Semiconductor is a MOSFET with Continous Drain Current 4.4 to 7.0 A, Drain Source Resistance 1.4 to 1.7 ohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.0 to 4.0 V. Tags: Through Hole. More details for JSM7N80F can be seen below.