BQ40Z50RSMT - Texas Instruments

Manufacturer Part Number

BQ40Z50RSMT

Manufacturer

Texas Instruments

Introduction

The BQ40Z50RSMT is a sophisticated, multi-function battery management controller from Texas Instruments' Impedance Track™ series, designed for Li-Ion and Li-Polymer battery-powered systems.

Product Features and Performance

Integrated Impedance Track™ algorithm

Supports 1 to 4 Li-Ion/Li-Polymer cells

Multi-function battery management capabilities

High-accuracy monitoring and protection features

SMBus communication interface

Advanced fault protection mechanisms

Reliable operation within a broad temperature range

Product Advantages

Enhances battery performance and longevity

Adapts to battery chemistry variations for accurate monitoring

Offers customization through firmware

Robust protection features ensure safety and protect circuitry

Designed for easy PCB design with surface mount technology

Key Technical Parameters

Battery Chemistry Compatibility: Lithium Ion/Polymer

Cell Count Supported: 1 to 4

Fault Protection: Over Current, Over Temperature, Over/Under Voltage, Short Circuit

Communication Interface: SMBus

Operating Temperature Range: -40°C to 85°C

Mount Type: Surface Mount

Package: 32-VFQFN Exposed Pad

Device Package Size: 32-VQFN (4x4)

Quality and Safety Features

Temperature monitoring and protection

Voltage and current monitoring for over and under thresholds

Short circuit protection

Safety timers and watchdog

Compatibility

Compatible with a variety of Li-Ion and Li-Polymer battery chemistries

SMBus interface for easy integration with system microcontrollers

Application Areas

Consumer electronics

Portable power tools

Medical devices

Uninterruptible power supplies (UPS)

Energy storage systems

Product Lifecycle

Status: Active

No indication of nearing discontinuation

Availability of replacements or upgrades not explicitly stated

Key Reasons to Choose This Product

Integrated battery management for convenience and reliability

Comprehensive protection features enhance safety

Impedance tracking ensures accurate state-of-charge estimations

Supports a range of operating temperatures for diverse application environments

Energy-efficient design contributes to longer battery life

Texas Instruments' reputation for quality and support