The ISM20NS0-20 from ISOCOM is a MOSFET with Continous Drain Current 20 A, Drain Source Resistance 0.1 to 0.13 ohm, Drain Source Breakdown Voltage 200 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3.0 to 5.0 V. Tags: Surface Mount. More details for ISM20NS0-20 can be seen below.