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BQ2040

  

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Part NameBQ2040 Texas-Instruments
Texas Instruments Texas-Instruments
DescriptionGas Gauge IC With SMBus Interface
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General Description
The bq2040 Gas Gauge IC With SMBus Interface is intended for battery-pack or in-system installation to maintain an accurate record of available battery charge. The bq2040 directly supports capacity monitoring for NiCd, NiMH, and LiIon battery chemistries.

Features
➤ Provides accurate measurement of available charge in NiCd, NiMH, and Li-Ion batteries
➤ Supports SBS v1.0 data set and two-wire interface
➤ Monitors charge FET in Li-Ion pack protection circuit
➤ Designed for battery pack integration
    - Low operating current
    - Complete circuit can fit on less than ¾ square inch of PCB space
➤ Supports SBS charge control commands for NiCd, NiMH, and Li-Ion
➤ Drives a four-segment LED display for remaining capacity indication
➤ 16-pin narrow SOIC

 

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Key Word

System  Voltage  Analog  Audio  Axial  Battery  Bipolar  Bridge  Camera  Chip  Clock  Color  Connector  Control  Controller  Converter  Counter  Crystal  Decoder  Digital 

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