BQ24172RGYR - Texas Instruments

Manufacturer Part Number

BQ24172RGYR

Manufacturer

Texas Instruments

Introduction

The BQ24172RGYR is a highly integrated lithium-ion/polymer battery charger designed for a variety of applications. It comes in a 24-VFQFN exposed pad package, suitable for surface mounting.

Product Features and Performance

Supports 1 to 3 lithium-ion or polymer cells

Programmable constant charging current up to 4A

Integrated fault protection for overcurrent, overtemperature, and overvoltage

Supports a maximum battery pack voltage of 2.1V

Can handle a supply voltage up to 17V

Operating temperature range from -40°C to 85°C

Product Advantages

High charging current capability provides faster charging

Built-in fault protection enhances safety

Wide operating temperature range ensures reliability under extreme conditions

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1 ~ 3

Charge Current Max: 4A

Battery Pack Voltage: 2.1V

Voltage Supply (Max): 17V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Overcurrent, overtemperature, and overvoltage protection

Robust design suitable for harsh environments

Compatibility

Compatible with 1 to 3 cell lithium-ion or polymer battery setups

Application Areas

Portable electronics

Battery powered devices

Rechargeable battery systems

Product Lifecycle

Currently active with no announced discontinuation

No information on replacements or upgrades

Several Key Reasons to Choose This Product

High charge current for rapid charging

Advanced safety features prevent damage under fault conditions

Versatile for use with a range of 1-3 cell battery configurations

Reliable performance validated by rugged operating temperature range

Texas Instruments' reputation for durable and quality power management products