STMicroelectronics Unveils 50W Qi-Compatible Wireless Charging Transceiver
STMicroelectronics Unveils 50W Wireless Charging Solution for High-Power Applications
BonChip Electronics, a trusted distributor of STMicroelectronics products, is excited to announce the availability of ST's innovative 50W wireless charging solution. This powerful combination of transmitter and receiver boards empowers developers to integrate wireless charging functionality into a wide range of high-power applications, accelerating product development cycles.
Unlocking the Potential of Wireless Charging
ST's new wireless charging solution breaks free from the limitations of traditional cable-based charging. This opens doors for innovation in various high-power applications, including:
- Medical Equipment: Wireless charging simplifies use and portability for devices like drug delivery systems and portable ultrasound systems.
- Industrial Equipment: Eliminate cables and connectors from industrial equipment like vacuum cleaners and power tools, enhancing reliability and robustness.
- Home Appliances: Streamline the user experience and improve aesthetics with wireless charging for appliances such as printers and scanners.
- Computer Peripherals: Wireless charging offers a convenient and efficient way to power drones, mobile robots, and other mobile devices.
ST's 50W Wireless Charging Solution: Key Features
- High-Power Output: The STEVAL-WBC2TX50 transmitter board delivers up to 50W of output power, utilizing ST's proprietary ST Super Charge (STSC) protocol. This enables faster charging times for larger batteries compared to standard wireless charging protocols.
- Broad Compatibility: The solution supports Qi 1.3 standards, including the 5W Baseline Power Profile (BPP) and 15W Extended Power Profile (EPP), ensuring compatibility with existing devices.
- Advanced Transmitter Technology:
- STWBC2-HP Transmitter System-in-Package: This core component combines an STM32G071 Arm Cortex-M0 microcontroller and an application-specific front end, offering:
- Signal conditioning and frequency control
- High-resolution PWM generator for efficient transmitter operation
- Compatibility with DC voltages from 4.1V to 24V
- MOSFET gate drivers
- D+/D- interface for USB Power Delivery
- Optional Secure Element: Integrate ST's STSAFE-A110 secure element for Qi authentication (optional).
- STWBC2-HP Transmitter System-in-Package: This core component combines an STM32G071 Arm Cortex-M0 microcontroller and an application-specific front end, offering:
- High-Performance Receiver Board:
- STEVAL-WLC98RX Receiver Board: Designed to handle up to 50W charging power, ensuring compatibility with STSC, BPP, and EPP protocols.
- Adaptive Rectifier Configuration (ARC): Extends charging distance by up to 50%, enabling lower-cost coil designs and greater flexibility in device configuration.
- Comprehensive Safety Features:
- Accurate voltage and current measurement for Foreign Object Detection (FOD)
- Thermal management
- System protection
- STWLC98 Wireless Power Receiver IC: This core component features a Cortex-M3 core and an integrated high-efficiency synchronous rectifier power stage with programmable output voltage up to 20V.
Development Tools and Support
- STSW-WPSTUDIO (STEVAL-WLC98RX): Dedicated software tool for modifying configuration parameters and tailoring receiver operation to specific application needs.
- STSW-WBC2STUDIO (STEVAL-WBC2TX50): Dedicated software tool for modifying configuration parameters and tailoring transmitter operation to specific application needs.
- Comprehensive Design Documentation: A comprehensive set of design documents is readily available to assist developers throughout the integration process.
Availability and Pricing
Both the STEVAL-WLC98RX receiver board and the STEVAL-WBC2TX50 transmitter board are readily available for purchase. They come with a Declaration of Conformity to the EU Radio Equipment Directive (RED).
- STEVAL-WLC98RX Receiver Board: Starting at $113.93
- STEVAL-WBC2TX50 Transmitter Board: Starting at $109.03
Contact BonChip Electronics today to learn more about how ST's 50W wireless charging solution can elevate your next high-power application.
