The R6530KNZ4 from ROHM Semiconductor is a MOSFET with Continous Drain Current -30 to 30 A, Drain Source Resistance 125 to 260 milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Through Hole. More details for R6530KNZ4 can be seen below.