The R6509ENX from ROHM Semiconductor is a MOSFET with Continous Drain Current -9 to 9 A, Drain Source Resistance 530 to 1080 milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for R6509ENX can be seen below.