The MMUB65R115RURH from Magnachip Semiconductor is a MOSFET with Continous Drain Current 19 to 30 A, Drain Source Resistance 0.102 to 0.115 ohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.0 to 4.0 V. Tags: Surface Mount. More details for MMUB65R115RURH can be seen below.