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BQ26220 - High-Performance Battery Monitor

General Description

The bq26220 is an advanced battery monitoring device designed to accurately measure the charge and discharge currents in rechargeable battery packs.

Key Features

  • D Multifunction Monitoring Integrated Circuit Designed to Work With an Intelligent Host Controller :.
  • Provides State of Charge Information for Rechargeable Batteries.
  • Provides Accurate Battery Voltage and Temperature Measurement D High Accuracy Coulometric Charge and Discharge Current Integration With Automatic Offset Compensation D 11-Bit Analog-to-Digital Converter Reports Battery Voltage With Gain and Offset Correction D Differential Current Sense D 32 Bytes of General Purpo.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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bq26220 SLUS521B − AUGUST 2002 − REVISED FEBRUARY 2004 HIGHĆPERFORMANCE BATTERY MONITOR IC WITH COULOMB COUNTER, VOLTAGE AND, TEMPERATURE MEASUREMENT FEATURES D Multifunction Monitoring Integrated Circuit Designed to Work With an Intelligent Host Controller : − Provides State of Charge Information for Rechargeable Batteries − Provides Accurate Battery Voltage and Temperature Measurement D High Accuracy Coulometric Charge and Discharge Current Integration With Automatic Offset Compensation D 11-Bit Analog-to-Digital Converter Reports Battery Voltage With Gain and Offset Correction D Differential Current Sense D 32 Bytes of General Purpose RAM D 96 Bytes of Flash (Including 32 Bytes of Shadow Flash) D 8 Bytes of ID ROM D Internal Temperature Sensor Eliminates the Need for an External Therm