The NDS355AN from onsemi is a MOSFET with Continous Drain Current 1.7 A, Drain Source Resistance 105 to 230 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 0.5 to 2 V. Tags: Surface Mount. More details for NDS355AN can be seen below.