Texas Instruments bq21088EVM Battery Charger Evaluation Module

Introduction

The Texas Instruments bq21088EVM Battery Charger Evaluation Module is a versatile tool designed to evaluate the bq21088 integrated battery-charge management IC. This module is particularly suited for wearable devices, offering advanced features that enhance battery performance and management.

Part Description

The bq21088EVM is a fully configurable battery charger capable of supporting charge currents up to 1A and system currents up to 3A. It integrates essential functions such as a linear charger, regulated output, manual reset with timer, ship mode, and shutdown mode. The module is designed with low quiescent current to maximize battery life, making it ideal for applications where efficiency is crucial. Additionally, it features a USB2ANY port for I2C interfacing, allowing for easy communication and control. The evaluation module also includes a discrete LDO regulator for digital pull-up rails, enhancing its configurability.

Applications

• True Wireless Stereo (TWS) headsets and charging cases
• Smart glasses, Augmented Reality (AR), and Virtual Reality (VR) devices
• Smartwatches and other wearable technology
• Retail automation and payment systems
• Building automation solutions

Industries

• Consumer Electronics
• Wearable Technology
• Retail and Payment Solutions
• Automation and Control Systems

Usage Ideas

1. Wearable Device Prototype: Use the bq21088EVM to create a prototype for a smartwatch, integrating it with sensors and a display to evaluate battery performance and charging efficiency.
2. TWS Headset Development: Develop a TWS headset charging case that utilizes the bq21088EVM to manage battery charging and power delivery, ensuring optimal battery life during use.
3. Smart Glasses Project: Implement the bq21088EVM in a smart glasses project, focusing on the integration of AR features while maintaining low power consumption through advanced power path management.

Conclusion

The Texas Instruments bq21088EVM Battery Charger Evaluation Module is an essential tool for developers working on wearable devices and other applications requiring efficient battery management. With its advanced features and configurability, it provides a solid foundation for innovation in the rapidly evolving field of portable electronics.