The NTHD4502NT1G from onsemi is a MOSFET with Continous Drain Current 2.9 A, Drain Source Resistance 78 to 140 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for NTHD4502NT1G can be seen below.