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bq4050 - CEDV Gas Gauge and Protection Solution

Datasheet Summary

Description

The Texas Instruments bq4050 device, incorporating Compensated End-of-Discharge Voltage (CEDV) technology, is a highly integrated, accurate, 1-series to 4-series cell gas gauge and protection solution, enabling autonomous charger control and cell balancing.

Features

  • 1 High-Side Protection N-CH FET Drive Enables Serial Bus Communication During Fault Conditions.
  • Cell Balancing with Internal Bypass Optimizes Battery Health.
  • Diagnostic Lifetime Data Monitor and Black Box Recorder for Failure Analysis.
  • Full Array of Programmable Protection Features: Voltage, Current, Temperature.
  • JEITA Charge Algorithms Support Smart Charging.
  • Analog Front End with Two Independent ADCs.
  • Simultaneous Current and Volta.

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Datasheet preview – bq4050

Datasheet Details

Part number bq4050
Manufacturer Texas Instruments
File Size 1.94 MB
Description CEDV Gas Gauge and Protection Solution
Datasheet download datasheet bq4050 Datasheet
Additional preview pages of the bq4050 datasheet.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community bq4050 SLUSC67B – MARCH 2016 – REVISED OCTOBER 2017 bq4050 CEDV Gas Gauge and Protection Solution for 1-Series to 4-Series Cell Li-Ion Battery Packs 1 Features •1 High-Side Protection N-CH FET Drive Enables Serial Bus Communication During Fault Conditions • Cell Balancing with Internal Bypass Optimizes Battery Health • Diagnostic Lifetime Data Monitor and Black Box Recorder for Failure Analysis • Full Array of Programmable Protection Features: Voltage, Current, Temperature • JEITA Charge Algorithms Support Smart Charging • Analog Front End with Two Independent ADCs – Simultaneous Current and Voltage Sampling – High-Accuracy Coulomb Counter with Input Offset Error < 1 μV (Typical) • Supports Battery Trip
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