The FDMS7678 from onsemi is a MOSFET with Continous Drain Current 26 A, Drain Source Resistance 5.5 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 3 V. Tags: Surface Mount. More details for FDMS7678 can be seen below.