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
