The TP4056 SMD IC is a highly efficient and compact lithium-ion battery charger integrated circuit designed for single-cell batteries. It offers a simple and reliable solution for charging lithium-ion (Li-ion) or lithium-polymer (LiPo) batteries, providing a constant current/constant voltage charging profile. The IC is capable of charging a battery with an input voltage range of 4.5V to 5.5V, and features a fully integrated linear charger with automatic charge termination and a status output for monitoring the charging progress. The TP4056 is designed to provide high efficiency and low heat dissipation during the charging process