The RMP7N600LD from Rectron Semiconductor is a MOSFET with Continous Drain Current 5 A, Drain Source Resistance 1000 to 1300 milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for RMP7N600LD can be seen below.