bq20z80A - Texas Instruments

bq20z80A SBS 1.1-COMPLIANT GAS GAUGE ENABLED

The bq20z80 SBS-compliant gas gauge IC, incorporating patented Impedance Track™ technology, is designed for battery-pack or in-system installation. The bq20z80 measures and maintains an accurate record of available charge in Li-ion or Li-polymer batteries using its integrated high-performance analog peripherals. The bq20z80 monitors capacity change, battery .

Features

• Patented Impedance Track™ Technology Accurately Measures Available Charge in Li-Ion and Li-Polymer Batteries
• Better than 1% Error Over Lifetime of the Battery
• Instant Accuracy
  – No Learning Cycle Required
• Supports the Smart Battery Specification SBS V1.1
• Works With the TI bq29312A Analog Front-End (AFE) Protection IC to Provide Complete Pack Electronics Solution
• Full Array of Programmable Voltage, Current, and Temperature Protection Features
• Integrated Time Base Removes Need for External Crystal with Optional Crystal Input
• Electronics for 7.2-V, 10.8-V or 14.4-V Battery Packs W.