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BQ25895RTWT

TIBQ25895RTWT

Texas Instruments
Charger IC Lithium Ion/Polymer 24-WQFN (4x4)
Active1,928 in stock

Overview

The BQ25895RTWT is a highly integrated 5A switch-mode battery charge management and system power path management device for single-cell Li-Ion and Li-polymer batteries. It features a high input voltage range up to 14V and supports fast charging via a programmable I2C interface, making it suitable for high-capacity portable electronics. The device also supports USB On-the-Go (OTG) operation by providing a regulated 5V output from the battery.

Why Choose This Part

It offers high efficiency at high current levels with 5A charging capability in a compact 4x4mm WQFN package. The integrated I2C interface allows for precise control over charging parameters and real-time monitoring of battery status, while the high input voltage tolerance simplifies protection circuitry.

Applications

Power Banks
Utilizes the 5A high-speed charging and 5V/3.1A boost mode for efficient power delivery and replenishment.
Tablet PCs
Provides narrow-voltage DC-DC power path management to power the system while simultaneously charging the battery.
Portable Industrial Devices
Handles wide 14V input ranges from various adapters while offering robust fault protection including over-temperature monitoring.
Smartphones
Integrated MaxCharge technology enables rapid charging cycles through standard USB interfaces.

Key Specifications

Interface I2C, USB
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Number of Cells 1
Fault Protection Over Temperature
Battery Chemistry Lithium Ion/Polymer
Charge Current - Max 5A
Operating Temperature -40degC ~ 85degC (TA)
Voltage - Supply (Max) 14V
Supplier Device Package 24-WQFN (4x4)

Getting Started

Evaluate the design using the BQ25895EVM evaluation module to test I2C configurations and thermal performance. Use a standard I2C controller or a TI USB-to-GPIO adapter with the Battery Management Studio (bqStudio) software to program charge current and voltage limits.

BQ25895 Family

Also available as: BQ25895RTWR

Also Consider

BQ25713RSNR TITexas Instruments - A buck-boost controller alternative for applications requiring charging from a wider range of input sources.