The NVCR4LS1D4N10MCA from onsemi is a MOSFET with Continous Drain Current 300 A, Drain Source Resistance 1.2 to 1.5 milli-ohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Wafer. More details for NVCR4LS1D4N10MCA can be seen below.