System-Side Impedance Track™ Fuel Gauqe
1.1 FEATURES
• Battery Fuel Gauge for 1-Series Li-Ion Applications
• Resides on System Main Board
- Works with Embedded or Removable Battery Packs
• Two Varieties
- bq27500: Uses PACK+, PACK-, and T Battery Terminals
- bq27501: Includes Battery Pack ID Resistor (RID) Terminal
• Micro-Controller Peripheral Provides:
- Accurate Battery Fuel Gauging
- Internal Temperature Sensor for System Temperature Reporting
- Battery Low Interrupt Warning
- Battery Insertion Indicator
- Battery ID Detection
- 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 Predictions
- Automatically Adjusts for Battery Aging, Battery Self Discharge, and Temperature/Rate Inefficiencies
- Low Value Sense Resistor (10m£2 or Less)
• |2C™ Interface for Connection to System Micro-Controller Port
• 12-Pin 2,5 mm x 4,0 mm SON Package
1.1 FEATURES
• Battery Fuel Gauge for 1-Series Li-Ion Applications
• Resides on System Main Board
- Works with Embedded or Removable Battery Packs
• Two Varieties
- bq27500: Uses PACK+, PACK-, and T Battery Terminals
- bq27501: Includes Battery Pack ID Resistor (RID) Terminal
• Micro-Controller Peripheral Provides:
- Accurate Battery Fuel Gauging
- Internal Temperature Sensor for System Temperature Reporting
- Battery Low Interrupt Warning
- Battery Insertion Indicator
- Battery ID Detection
- 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 Predictions
- Automatically Adjusts for Battery Aging, Battery Self Discharge, and Temperature/Rate Inefficiencies
- Low Value Sense Resistor (10m£2 or Less)
• |2C™ Interface for Connection to System Micro-Controller Port
• 12-Pin 2,5 mm x 4,0 mm SON Package
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