The APM2321AC is a 20V 5A 43mO@4.5V,5A P Channel SOT-23-3 MOSFETs ROHS manufactured by VBsemi Electronics. It is designed to provide high power output and low on resistance for efficient switching. It has quick switching times, low turn-on voltage, and low gate drive power. It is RoHS compliant which indicates that it does not contain hazardous substances like lead, mercury, cadmium, hexavalent chromium, and other dangerous chemicals, making it safe for use. It is suitable for a wide range of applications such as DC/DC conversion, SOL motor control, and other power design applications.