The SE9016-HF is a SOT-23-5 RoHS-compliant Power Management Integrated Circuit (PMIC) and Battery Management device manufactured by Seaward. It is designed to provide a reliable, high efficiency power management solution, with exceptional features such as over-voltage protection, short circuit protection, and reverse-polarity protection. It is ideal for system-level power management applications, providing a cost-effective solution. The device also supports up to four-cell alkaline, NiCd/NiMH, and Li-ion/Li-poly batteries, enabling versatile charging applications. The SE9016-HF enables 4A of charging current for fast recharge times and features enhanced thermal efficiency, allowing for maximum operation life.