The RM80N20DN from Rectron Semiconductor is a MOSFET with Continous Drain Current 80 A, Drain Source Resistance 2.8 to 7 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.3 to 1 V. Tags: Surface Mount. More details for RM80N20DN can be seen below.