bq20z80A Overview
The bq20z80 SBS-pliant 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 impedance, open-circuit voltage, and other critical parameters...
bq20z80A Key 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 plete 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 With Few External ponents
- Based on a Powerful Low-Power RISC CPU Core With High-Performance Peripherals