The NTMFSS1D3N06CL from onsemi is a MOSFET with Continous Drain Current 243 A, Drain Source Resistance 1.3 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 V. Tags: Surface Mount. More details for NTMFSS1D3N06CL can be seen below.