The RM100N30DF from Rectron Semiconductor is a MOSFET with Continous Drain Current 100 A, Drain Source Resistance 1.9 to 3.5 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.5 V. Tags: Surface Mount. More details for RM100N30DF can be seen below.