The NTGS3446T1G from onsemi is a MOSFET with Continous Drain Current 5.1 A, Drain Source Resistance 36 to 55 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.6 to 1.2 V. Tags: Surface Mount. More details for NTGS3446T1G can be seen below.