The MMIS60R900PTH from Magnachip Semiconductor is a MOSFET with Continous Drain Current 2.7 to 4.5 A, Drain Source Resistance 0.81 to 0.9 ohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.0 to 4.0 V. Tags: Surface Mount. More details for MMIS60R900PTH can be seen below.