The RM4077S8(N) from Rectron Semiconductor is a MOSFET with Continous Drain Current -7.2 to 6.7 A, Drain Source Resistance 24 to 60 milliohm, Drain Source Breakdown Voltage -40 to 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -2.5 to 2.5 V. Tags: Surface Mount. More details for RM4077S8(N) can be seen below.