The STEVAL-ISB042V1, presented by STMicroelectronics, is an advanced evaluation platform designed to facilitate the development and testing of wireless battery charging systems. This transmitter evaluation board is based on the STWBC-WA wireless charging-transmitter controller, which supports Qi-compliant wireless charging for devices up to 15W. The evaluation board is an exemplary solution for engineers and designers looking to create efficient and compact wireless charging solutions for consumer electronics, such as smartphones, tablets, and other portable devices.

The STEVAL-ISB042V1 is equipped with a full-bridge inverter, a high-efficiency synchronous rectification system, and multiple foreign object detection (FOD) methods to ensure safe and reliable operation. The board is designed to work with a wide range of coils, providing flexibility in the design of the charging pad.

Key features of the STEVAL-ISB042V1 include:

• STWBC-WA digital controller for wireless battery charger transmitters
• Support for Qi wireless charging protocol up to 15W
• Configurable full-bridge inverter with integrated high-voltage gate drivers
• Advanced FOD methods to enhance safety and efficiency
• Comprehensive LED indicators for status and error reporting
• USB interface for firmware updates and protocol settings
• Over-temperature and over-voltage protection
• Compact design suitable for integration into a variety of applications

The evaluation board also comes with dedicated software tools that allow users to monitor and adjust various parameters of the wireless charging system. These tools make it easier to customize the charging profile and to optimize the system for specific applications.

Overall, the STEVAL-ISB042V1 is a versatile and powerful tool for anyone looking to explore the capabilities of wireless charging technology. With its robust design, compliance with the Qi standard, and user-friendly software support, it provides an ideal starting point for developing high-performance wireless charging solutions.