The NTTFS6H854NTAG from onsemi is a MOSFET with Continous Drain Current 48 A, Drain Source Resistance 11.9 to 23.1 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for NTTFS6H854NTAG can be seen below.