The RM2003 from Rectron Semiconductor is a MOSFET with Continous Drain Current -3 to 3 A, Drain Source Resistance 36 to 100 milliohm, Drain Source Breakdown Voltage -20 to 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -1 to 1.2 V. Tags: Surface Mount. More details for RM2003 can be seen below.