The STD2NC45-1 from STMicroelectronics is a MOSFET with Continous Drain Current 1.5 A, Drain Source Resistance 4100 to 4500 Milliohm, Drain Source Breakdown Voltage 450 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.3 to 3.7 V. Tags: Through Hole. More details for STD2NC45-1 can be seen below.