BQ25619RTWT - Texas Instruments

Manufacturer Part Number

BQ25619RTWT

Manufacturer

Texas Instruments

Introduction

The BQ25619RTWT is a highly integrated power management and battery charger IC from Texas Instruments, designed for single-cell lithium-ion or lithium-polymer batteries. It supports a wide range of input voltages and provides a flexible and efficient charging solution for various applications.

Product Features and Performance

Single-cell lithium-ion/polymer battery charger

Programmable current and voltage

I2C and USB interface support

Integrated fault protection for overcurrent, overtemperature, and overvoltage

Supports up to 1A of charge current

Max battery pack voltage of 4.52V

Operates with a maximum supply voltage of 13.5V

Designed for surface mount technology

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

Product Advantages

Highly integrated design reduces component count and system cost.

Programmable features allow customization for specific application needs.

Built-in fault protection enhances system safety and reliability.

I2C interface enables easy adjustment and monitoring of charge parameters.

Compatibility with both Li-ion and Li-polymer batteries offers design flexibility.

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Constant charge current: Programmable

Max Charge Current: 1A

Battery Pack Voltage: 4.52V (Max)

Voltage Supply (Max): 13.5V

Interface: I2C, USB

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Over Voltage Protection

Compatibility

Suited for a wide range of single-cell lithium-ion or lithium-polymer battery applications

Application Areas

Portable electronics

Wearable devices

Small IoT devices

Any application requiring efficient battery management and charging

Product Lifecycle

Status: Active

This product is currently in active production with no indication of nearing discontinuation. Availability of replacements or upgrades will be announced by the manufacturer as per their release schedule.

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability

High integration level offers a compact and cost-effective charging solution

Programmability ensures flexibility across different applications

Comprehensive fault protection improves safety and longevity of the end product

Support for industry-standard interfaces like I2C and USB for ease of integration

Active product status ensures ongoing support and availability