BQ29311PWR - Texas Instruments

Manufacturer Part Number

BQ29311PWR

Manufacturer

Texas Instruments

Introduction

High-Performance Lithium-Ion/Polymer Battery Protection IC

Product Features and Performance

Highly integrated battery protection solution

Protects against over-charge, over-discharge, and overcurrent

Supports Li-ion and Li-polymer battery chemistries

Built-in high-side and low-side MOSFET drivers

Configurable charge/discharge current thresholds

Automatic recovery from fault conditions

Low quiescent current for extended battery life

Product Advantages

Comprehensive protection features

High reliability and safety

Optimized for mobile and portable applications

Easy to integrate into battery pack designs

Key Technical Parameters

Operating Voltage Range: 2.5V to 4.5V

Charge Current Threshold: 1A to 8A

Discharge Current Threshold: 1A to 8A

Over-voltage Protection: 4.25V to 4.45V

Under-voltage Protection: 2.4V to 3.0V

Operating Temperature: -25°C to 85°C

Quality and Safety Features

RoHS3 Compliant

Robust overcurrent, overvoltage, and undervoltage protection

Short-circuit protection

Thermal shutdown

Compatibility

Suitable for Li-ion and Li-polymer battery packs

Can be integrated into a wide range of portable electronics and devices

Application Areas

Smartphones, tablets, and other mobile devices

Laptops and notebooks

Power tools and cordless electronics

Electric vehicles and e-bikes

Product Lifecycle

Currently in active production

No plans for discontinuation in the near future

Replacement parts and upgrades available

Several Key Reasons to Choose This Product

Comprehensive battery protection features for enhanced safety and reliability

Optimized for mobile and portable applications with low quiescent current

Easy to integrate into battery pack designs with a highly integrated solution

Proven reliability and performance from a trusted manufacturer, Texas Instruments

Availability of replacement parts and ongoing product support