The RJK0656DPB from Renesas is a MOSFET with Continous Drain Current 40 A, Drain Source Resistance 4.5 to 5.6 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Charge 40 nC. Tags: Surface Mount. More details for RJK0656DPB can be seen below.