The MDHT4N25URH from Magnachip Semiconductor is a MOSFET with Continous Drain Current 0.52 to 0.83 A, Drain Source Resistance 1.38 to 1.75 ohm, Drain Source Breakdown Voltage 250 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3.0 to 5.0 V. Tags: Surface Mount. More details for MDHT4N25URH can be seen below.