The 4409 is a 30V, 15A, 12mO@10V, 15A, 3.1W P Channel SOP-8 MOSFET manufactured by Yongyutai Electronics that is compliant with RoHS regulations. It is designed for use in power management applications, allowing for the switching of electrical currents on and off. It provides a low on-state resistance compared to other MOSFETs, making it suitable for power conversion applications. The low power dissipation also makes it extremely efficient in power conversion. This MOSFET is suitable for a wide range of applications, including switching power supplies, power converters, and other power control circuits.