bq24005 - Texas Instruments

bq24005 Two-Cell Li-Ion Charge Management

The bq2400x series ICs are advanced Li-Ion linear charge management devices for highly integrated and space-limited applications. They combine highaccuracy current and voltage regulation; FET passtransistor and reverse-blocking Schottky; battery conditioning, temperature, or input-power monitoring; charge termination; charge-status indication; and charge tim.

Features

1
•2 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 Two-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 .