The FDS6680A from onsemi is a MOSFET with Continous Drain Current 12.5 A, Drain Source Resistance 9.5 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 FDS6680A can be seen below.