The FM8254AAN with Battery Protection IC is a TSSOP-16 RoHS device manufactured by Fuman. It is designed to provide protection for lithium ion battery cells in applications such as cell phones, laptops, and digital cameras. It is a two-channel overvoltage and overcurrent protection IC with built-in electronic fuse function. The FM8254AAN can be configured to provide both single and dual-channel protection, with the ability to configure the current and voltage limits. It also includes many integrated features such as protection delay time, alarm output, pre-active delay time, and de-activation detection, allowing for more efficient and reliable protection. It is RoHS compliant and meets strict safety standards, making it an ideal solution for protecting lithium ion battery cells in a variety of applications.