bq27505-J5 - Texas Instruments

bq27505-J5 System-Side Impedance Track Fuel Gauge

The Texas Instruments bq27505-J5 systemside Li-Ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development. The bq27505-J5 resides on the system’s main board and manages an embedded battery (nonremovable) or a removable battery p.

Features

•1 Battery Fuel Gauge for 1-Series Li-Ion Applications
• Resides on System Main Board
  – Works With Embedded or Removable Battery Packs
• Microcontroller Peripheral Provides:
  – Accurate Battery Fuel Gauging
  – Internal Temperature Sensor for Battery Temperature Reporting
  – Battery Low Interrupt Warning
  – Battery Insertion Indicator
  – Configurable Level of State of Charge (SOC) Interrupts
  – State of Health Indicator
  – 96 Bytes of Non-Volatile Scratch-Pad FLASH
• Battery Fuel Gauge Based on Patented Impedance Track™ Technology
  – Models the Battery Discharge Curve for Accurate Time-to-Empty Predict.