The NTTFS003N04CTAG from onsemi is a MOSFET with Continous Drain Current 103 A, Drain Source Resistance 2.9 to 3.5 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 3.5 V. Tags: Surface Mount. More details for NTTFS003N04CTAG can be seen below.