The RM18P100HDE from Rectron Semiconductor is a MOSFET with Continous Drain Current -18 A, Drain Source Resistance 85 to 100 milliohm, Drain Source Breakdown Voltage -100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -3 to -1 V. Tags: Surface Mount. More details for RM18P100HDE can be seen below.