The ISM10NUB-3 from ISOCOM is a MOSFET with Continous Drain Current 3.0 A, Drain Source Resistance 0.26 to 0.31 ohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for ISM10NUB-3 can be seen below.