BQ25071DQCR - Texas Instruments

Manufacturer Part Number

BQ25071DQCR

Manufacturer

Texas Instruments

Introduction

The BQ25071 is a highly integrated linear battery charger IC for single-cell lithium-ion, lithium-polymer, and LiFePO4 battery packs.

Product Features and Performance

Supports up to 1A of fast charging current

Programmable charging current and voltage

Integrated current and voltage regulation

Automatic charge termination and trickle charge

Over-temperature, over-voltage, and short-circuit protection

Input voltage up to 10.2V

Product Advantages

Highly integrated solution reducing external component count

Programmable charging parameters for optimized performance

Robust protection features for safe and reliable operation

Suitable for a wide range of battery chemistries

Key Technical Parameters

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

Battery pack voltage: 3.5V

Number of cells: 1

Battery chemistry: Lithium Iron Phosphate (LiFePO4)

Charge current max: 1A

Charge current type: Constant, programmable

Interface: USB

Quality and Safety Features

RoHS3 compliant

Over-temperature, over-voltage, and short-circuit protection

Compatibility

The BQ25071 is compatible with single-cell lithium-ion, lithium-polymer, and LiFePO4 battery packs.

Application Areas

Portable electronics

Power banks

Wearable devices

IoT applications

Product Lifecycle

The BQ25071 is an active product, and Texas Instruments continues to support and manufacture it. Replacement or upgrade options may be available in the future.

Several Key Reasons to Choose This Product

Highly integrated solution reducing external component count and complexity

Programmable charging parameters for optimized performance

Robust protection features for safe and reliable operation

Suitable for a wide range of battery chemistries

Long-term availability and support from Texas Instruments