The LTC4089EDJC-5#PBF is an integrated circuit (IC) component developed by Analog Devices Inc. It is a 1A, multifunctional linear charger with a power management protocol controller. The IC is primarily designed for single-cell lithium-ion and polymer battery applications in portable devices.
Key features of the LTC4089EDJC-5#PBF include:
1. High Efficiency: The IC provides a highly efficient switching regulator, enabling better power conversion and reduced power dissipation.
2. Autonomous Operation: It features an autonomous power path selector that enables seamless switching between input power sources, such as a wall adapter, USB, or a wireless power receiver.
3. Battery Charging: The LTC4089EDJC-5#PBF supports constant-current/constant-voltage (CC/CV) battery charging profiles to ensure safe and fast charging of lithium-ion and lithium-polymer batteries.
4. Programmable Charging Parameters: The IC allows users to program various charging parameters like charge current, termination current, and charging time through an I2C interface, providing flexibility and customization options.
5. Comprehensive Safety Features: It incorporates several safeguards to prevent potential battery and system damage. These include thermal regulation, reverse battery protection, and overvoltage/overcurrent protection.
6. Battery Gas Gauging: The IC offers a programmable, standalone battery gas gauging system to accurately estimate the remaining battery capacity, enhancing battery life management
