The ZXMN3F31DN8 from Diodes Incorporated is a MOSFET with Continous Drain Current 7.3 A, Drain Source Resistance 24 to 39 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for ZXMN3F31DN8 can be seen below.