BQ24079QWRGTRQ1 - Texas Instruments

Manufacturer Part Number

BQ24079QWRGTRQ1

Manufacturer

Texas Instruments

Introduction

The BQ24079QWRGTRQ1 is a highly integrated lithium-ion/polymer battery charger designed for automotive applications, featuring a wide range of programmable features and safety protection mechanisms.

Product Features and Performance

Integrated power management and battery charger for Li-Ion/Li-Polymer batteries

Programmable constant charging current up to 1.5A

Supports a single cell battery pack

Programmable safety timers for charge termination

Wide input voltage range up to 26V

USB interface compatibility for charging parameters adjustment

Operating temperature range from -40°C to 125°C

AEC-Q100 qualified for automotive applications

Product Advantages

Supports fast charging with programmable current settings

Multiple safety features including over temperature, over voltage, reverse current, and short circuit protection

Versatility with adjustable charge parameters via USB

High-temperature tolerance suitable for automotive environments

Reliable and robust design qualified for automotive standards

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Constant Charging Current: Programmable

Charge Current Max: 1.5A

Battery Pack Voltage: 4.1V

Voltage Supply (Max): 26V

Interface: USB

Operating Temperature: -40°C ~ 125°C (TA)

Mounting Type: Surface Mount

Package/Case: 16-VFQFN Exposed Pad

Quality and Safety Features

Over Temperature Protection

Over Voltage Protection

Reverse Current Protection

Short Circuit Protection

AEC-Q100 Qualification for automotive reliability and safety standards

Compatibility

Compatible with lithium ion and lithium polymer batteries

Programmable through USB interface for versatile charging setups

Application Areas

Automotive battery charging solutions

Portable electronics that require reliable charging under harsh conditions

Product Lifecycle

Status: Active

This product is currently active and not near discontinuation. Availability of replacements or upgrades should be monitored through Texas Instruments' notifications.

Several Key Reasons to Choose This Product

Highly integrated solution reduces external component count

Wide range of programmable features allows for tailored charging strategies

Comprehensive safety features ensure protection under various fault conditions

Qualified for automotive use, ensuring reliability in demanding environments

Support from a reputable manufacturer like Texas Instruments guarantees quality and long-term availability