BQ24003PWPR

单节锂离子电池充电管理ICFOR PDAS SINGLE-CELL LI-ION CHARGE MANAGEMENT ICFOR PDAS

DESCRIPON

The bq2400x series ICs are advanced Li-Ion linear charge management devices for highly integrated and space-limited applications. They combine high accuracy current and voltage regulation; FET pass transistor and reverse-blocking Schottky; battery conditioning, temperature, or input-power monitoring; charge termination; charge-status indication; and charge timer in a small package.

FEATURES

Highly Integrated Solution With FET Pass Transistor and Reverse-Blocking Schottky and Thermal Protection

Integrated Voltage and Current Regulation With Programmable Charge Current

High-Accuracy Voltage Regulation ±1%

Ideal for Low-Dropout Linear Charger Designs for Single-Cell Li-Ion Packs With Coke or Graphite Anodes

Up to 1.2-A Continuous Charge Current

Safety-Charge Timer During Preconditioning and Fast Charge

Integrated Cell Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat

Dissipation During Initial Stage of Charge

Optional Temperature or Input-Power Monitoring Before and During Charge

Various Charge-Status Output Options for Driving Single, Double, or Bicolor LEDs or Host-Processor Interface

Charge Termination by Minimum Current and Time

Low-Power Sleep Mode

Packaging: 5 mm ×5 mm MLP or 20-Lead TSSOP PowerPADTM

APPLICATIONS

PDAs

Internet Appliances

MP3 Players

Digital Cameras