BQ24018DRCT Datasheet PDF - TI

DESCRIPTION

●The bqTINY™ series are highly integrated Li-Ion and Li-Pol linear charge management devices targeted at space limited portable applications. The bqTINY™ series offer integrated powerFET and current sensor, reverse blocking protection, high accuracy current and voltage regulation, charge status, and charge

●termination, in a small package.

●FEATURES

●• Small 3 mm × 3 mm MLP (QFN) Package

●• Ideal for Low-Dropout Designs for Single-Cell Li-Ion or Li-Pol Packs in Space Limited Applications

●• Integrated Power FET and Current Sensor for Up to 1-A Charge Applications

●• Reverse Leakage Protection Prevents Battery Drainage

●• Integrated Current and Voltage Regulation

●• ±0.5% Voltage Regulation Accuracy

●• Charge Termination by Minimum Current and Time

●• Precharge Conditioning With Safety Timer

●• Status Outputs for LED or System Interface Indicates Charge and Fault Conditions

●• Battery Insertion and Removal Detection

●• Works With Regulated and Unregulated Supplies

●• Short-Circuit Protection

●• Charge Voltage Options: 4.2 V and 4.36 V

●APPLICATIONS

●• Cellular Phones

●• PDAs, MP3 Players

●• Digital Cameras

●• Internet Appliances