The DMN3730UFB from Diodes Incorporated is a MOSFET with Continous Drain Current 0.9 A, Drain Source Resistance 460 to 730 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.45 to 0.95 V. Tags: Surface Mount. More details for DMN3730UFB can be seen below.