BQ24120RHLT - Texas Instruments

Manufacturer Part Number

BQ24120RHLT

Manufacturer

Texas Instruments

Introduction

The BQ24120RHLT is a highly integrated lithium-ion/polymer battery charger belonging to the bqSWITCHER™ series, designed for portable applications.

Product Features and Performance

Integrated power FETs for up to 2A charge rates

High-efficiency switching charger

Thermal regulation for optimized charging rate

LED indication for charge status

Programmable charge parameters via I2C interface

High-accuracy voltage and current regulation

Automatic recharge feature

Safety timers for pre-charge and fast charge phases

Product Advantages

Switch-mode operation for improved efficiency

Compact 20-VFQFN package saves board space

Compatible with single-cell Lithium Ion or Lithium Polymer cells

Integrated fault protection enhances safety

Battery temperature monitoring during the charge cycle

Key Technical Parameters

Charge Current - Max: 2A

Battery Pack Voltage: 4.2V

Voltage - Supply (Max): 16V

Number of Cells: 1

Operating Temperature: -40°C ~ 85°C (TA)

Programmable Features: Current, Timer

Fault Protection: Over Temperature

Quality and Safety Features

Built-in over-temperature protection

Charge status and fault condition indication

Pre-charge conditioning with safety timer

Status monitor outputs for charge progress indication

Compatibility

Suited for single-cell Lithium Ion/Polymer batteries

Optimized for portable electronic devices

Application Areas

Smartphones

Tablets

Handheld gaming devices

Portable medical equipment

Personal digital assistants (PDAs)

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Future replacements or upgrades may become available as battery technology evolves

Several Key Reasons to Choose This Product

Highly efficient power management for portable devices

Detailed charge status indicators to manage the charging process effectively

Adaptable to a diverse range of single-cell lithium-based battery operated electronics

Extended operating temperature range suitable for harsh environments

Robust safety features ensure device and user protection

Texas Instruments' reputation for quality and reliable support