The TP5218M is a single cell lithium-ion battery charge management controller. It is designed for portable applications requiring compact size and efficient charging. This device regulates the charging process, protecting the battery from overcharging, over-discharging, and short circuits.

Applications

• Portable Media Players
• Bluetooth Devices
• Wearable Devices
• Power Banks
• Handheld Devices

Features

• Complete Charger for Single-Cell Lithium-Ion Batteries
• Constant Current/Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating
• Precharge Conditioning for Recovering Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Stage of Charge
• Programmable Charge Current Up to 1200mA
• Automatic Recharge
• Battery Temperature Sensing
• Input Supply Overvoltage Protection

Benefits

• Simplifies lithium-ion battery charging circuit design and reduces component count.
• Optimizes charging efficiency, ensuring fast and safe charging of the battery.
• Protects the battery from damage, extending battery life.
• Reduces heat generation during charging.
• Maintains full battery charge automatically.

Additional Details

The TP5218M is a highly integrated solution for single-cell lithium-ion battery charging. It features a constant-current/constant-voltage (CC/CV) charging algorithm with thermal regulation, optimizing the charging process for safety and efficiency. The programmable charge current allows for flexibility in selecting the appropriate charging current for the specific battery. The device incorporates battery temperature sensing to prevent overcharging or discharging at extreme temperatures. Input overvoltage protection protects the device from damage due to excessive input voltage. The device is available in a compact package for space-constrained applications.

The 'M' suffix likely indicates a specific package type.