The FDS6574A from onsemi is a MOSFET with Continous Drain Current 16 A, Drain Source Resistance 4 to 9 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 1.5 V. Tags: Surface Mount. More details for FDS6574A can be seen below.