BQ24018DRCT

单芯片，锂离子充电管理IC为手持式应用（ bqTINY⑩ ） SINGLE-CHIP, LI-ION CHARGE MANAGEMENT IC FOR HANDHELD APPLICATIONS bqTINY⑩

DESCRIPON

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