What is TP4057 Chip?
The TP4057 is a highly integrated lithium-ion battery charger IC designed for portable applications. It is particularly suitable for single-cell lithium-ion and lithium-polymer batteries, offering an efficient and compact charging solution. Key Features: Constant Current/Constant Voltage (CC/CV) Charging : The TP4057 operates in a CC/CV mode, ensuring that the battery is charged efficiently without overcharging, which enhances battery longevity. Micro USB Interface : It features a Micro USB interface for easy connectivity and charging from standard USB power sources, making it convenient for portable applications. Programmable Charge Current : The device allows for adjustable charge current up to 1A , making it flexible for various battery capacities and requirements. Battery Protection Features : Integrated protections include over-voltage protection (OVP), over-current protection (OCP), and thermal regulation, ensuring safe charging under varying conditions. Low Power Consum