The R6018JNJ from ROHM Semiconductor is a MOSFET with Continous Drain Current -18 to 18 A, Drain Source Resistance 200 to 286 Milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 5 to 7 V. Tags: Surface Mount. More details for R6018JNJ can be seen below.