The DMN2320UFB4 from Diodes Incorporated is a MOSFET with Continous Drain Current 1 A, Drain Source Resistance 1000 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.50 to 0.95 V. Tags: Surface Mount. More details for DMN2320UFB4 can be seen below.