bq24087

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq24085, bq24086, bq24087, bq24088 SLUS784E – DECEMBER 2007 – REVISED DECEMBER 2015 bq2408x 750-mA Single-Chip Li-Ion and Li-Pol Charge Management IC With Thermal Regulation 1 Features 1 Ideal for Low-Dropout Designs for Single-Cell LiIon or Li-Pol Packs in Space Limited Applications Integrated Power FET and Current Sensor for up to 750-mA Charge Applications Reverse Leakage Protection Prevents Battery Drainage ±0.5% Voltage Regulation Accuracy Thermal Regulation Maximizes Charge Rate Charge Termination by Minimum Current and Time Precharge Conditioning With Safety Timer Status Outputs for LED or System Interface Indicate Charge, Fault, and Power Good Outputs Short-Circuit and Thermal Protection Automatic Sleep Mode for Low Power Consumption Small 3×3 mm MLP Package Selectable Battery Insertion and Battery Absent Detection Input Overvoltage Protection – 6.5 V and 10.5 V Options 3 Description The bq2408x series are highly integrated Li-Ion and Li-Pol linear chargers, targeted at space-limited portable applications. The bq2408x series offers a variety of protection features and functional options, while still implementing a complete charging system in a small package. The battery is charged in three phases: conditioning, constant or thermally regulated current, and constant voltage. Charge is terminated based on minimum current. An internal programmable charge ti...