Bottom number looks like a date/lot code . AYOA , AYO , and AY in a DFN-14L package seem to lead to a Ultra-Low On-Resistance 6A Dual Load Switch .
AOZ1331DI Alpha Omega load resistor 220Ω
APE8990-HF-3 and APE8910-HF-3 Advanced Power Electronics Corp. The internal load resistor being the only difference between the two . 150Ω and 250Ω