Texas Instruments

BQ25570RGRR  

Specialized Power Management

The BQ25570RGRR is a highly integrated, high efficiency, step-down battery charger with power path management from Texas Instruments. It is designed to provide efficient and reliable power management solutions for a wide range of applications, including portable devices, wearables, and IoT devices.

Description:

The BQ25570RGRR is a highly integrated, high efficiency, step-down battery charger with power path management. It features a synchronous buck converter with a wide input voltage range, making it suitable for a variety of power sources, including USB, AC/DC adapters, and solar panels. The device also includes a high efficiency, high voltage, synchronous step-down converter for system power.

Features:

1. High efficiency: The BQ25570RGRR offers high efficiency of up to 93%, which helps to reduce power consumption and improve the overall performance of the system.
2. Wide input voltage range: The device can accept a wide range of input voltages, from 3.5V to 24V, making it suitable for a variety of power sources.
3. Synchronous buck converter: The synchronous buck converter provides high efficiency and low output voltage ripple, improving the overall performance of the system.
4. Power path management: The device includes power path management, which allows it to efficiently manage power from multiple sources and ensure that the system is always powered.
5. Programmable charge current and voltage: The charge current and voltage can be programmed, allowing for customization of the charging process to suit the specific requirements of the application.
6. I2C interface: The device features an I2C interface, which allows for easy communication with a microcontroller or other control circuitry.
7. Thermal protection: The BQ25570RGRR includes thermal protection features, such as over-temperature shutdown and thermal foldback, to ensure safe operation and prevent damage to the device.

Applications:

The BQ25570RGRR is suitable for a wide range of applications, including:

1. Portable devices: The high efficiency and power path management features make it ideal for use in portable devices, such as smartphones, tablets, and laptops.
2. Wearables: The small form factor and low power consumption of the BQ25570RGRR make it well-suited for use in wearable devices, such as fitness trackers and smartwatches.
3. IoT devices: The device's ability to accept a wide range of input voltages and its power path management features make it ideal for use in IoT devices, such as sensors and home automation systems.
4. Medical devices: The BQ25570RGRR can be used in medical devices that require efficient and reliable power management, such as portable medical instruments and wearable medical devices.
5. Industrial equipment: The device's high efficiency and thermal protection features make it suitable for use in industrial equipment, such as control systems and monitoring devices.

In summary, the BQ25570RGRR is a highly integrated, high efficiency, step-down battery charger with power path management from Texas Instruments. It offers a wide range of features, including a synchronous buck converter, power path management, programmable charge current and voltage, and thermal protection, making it suitable for a variety of applications, including portable devices, wearables, IoT devices, medical devices, and industrial equipment.

BQ25570RGRR Documents

Download datasheets and manufacturer documentation for BQ25570RGRR

Datasheets :

BQ25570 Datasheet       BQ25570 User Guide      

PCN Packaging :

Retraction of Parts 27/Aug/2018       Pin One 07/May/2018      

HTML Datasheet :

BQ25570 Datasheet       BQ25570 User Guide      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018       BQ25570 Datasheet Update 20/Mar/2015