The RM7N600LD from Rectron Semiconductor is a MOSFET with Continous Drain Current 7 A, Drain Source Resistance 500 to 580 milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.5 to 4 V. Tags: Surface Mount. More details for RM7N600LD can be seen below.