The R6009KNJ from ROHM Semiconductor is a MOSFET with Continous Drain Current -9 to 9 A, Drain Source Resistance 500 to 1000 Milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Surface Mount. More details for R6009KNJ can be seen below.