The ISM60NS0-4 from ISOCOM is a MOSFET with Continous Drain Current 4.0 A, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.0 to 4.0 V, Gate Charge 15 nC. Tags: Surface Mount. More details for ISM60NS0-4 can be seen below.