The NVBLS1D5N10MCTXG 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: Surface Mount. More details for NVBLS1D5N10MCTXG can be seen below.