wireless-charging

Wirelessly powering the world’s devices

As the world’s leading supplier for wireless power solutions, ST wireless battery charger ICs cover all major standards and technologies across a complete portfolio of transmitter and receiver chipsets.

Qi certified wireless power solutions from 1W up to 100W

Our advanced wireless battery charging solutions currently feature in applications that range from mid to high power applications. This includes a wide scope of products such as fast charging smartphones, wearables, hearables, medical applications, and industrial tools.

Our solutions are optimized for different applications and are compliant with Wireless Power Consortium (WPC) Qi standards and other major wireless charging standards.

ST wireless power solutions enable high-power charging at improved speeds and contribute to better overall user experience. Critical safety features ensure safety for the end-consumer. Breakthrough innovations such as ARC mode help our customers build great products with wireless power.

stcharge



Support for the Company’s innovative ST Super Charge (STSC) protocol enables fast charging up to the maximum power-transfer rate of 100W.

 

 

Key features

  • Qi Wireless Charging
    • Qi standard compliance ensures a consistent, safe, and simple user experience with other Qi certified products
  • Foreign Object Detection (FOD)
    • FOD provides detection accuracy and ensures the security of the charging operation to avoid overheating
  • Spatial Freedom
    • ST’s proprietary Adaptive Rectifier Configuration (ARC) mode enhances the detection distance by up to 50% in all directions
  • Fast Charging
    • Extended Power profile (EPP) speeds up charging time by up to three times 
  • High Efficiency
    • Excellent efficiency performance with built-in power management capability

       
  • Protection Features
    • Protection features such as on-chip thermal management, over voltage and over current protection prevent over-heating
  • Reverse Charging Mode
    • Receivers can operate as a wireless transmitter without any change in hardware design
  • Sustainable Solution
    • Eliminating the charging socket can save space and allow sealing against water or dust and improve product life
  • Reduced BOM Count
    • Simplifying implementation of wireless power transmitter systems through reduction of discrete components 
  • Communication interfaces
    • In-built I2C, UART, SPI and GPIO interfaces allow configuration of parameters easily


Longevity Commitment

Most of ST’s wireless power ICs come with our 7-year longevity commitment.

 

Application examples

 

Wereables

Fitness Trackers Smart and Sport Watches

Smartphones, tablets and eReaders

Fast charging smartphones and Tablets

Industrial application

Location trackers and Asset trackers

 

Turnkey solutions: end-to-end efficiency

 

Wireless Charger Receivers

Qi-compliant wireless charging ICs with higher efficiency, enhanced safety for wide range of applications

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Wireless Charger Transmitters

Qi-compliant transmitter ensures fast and stable single / multi-coil wireless charging for applications from 2.5 W to 100 W

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Discover our portfolio

 

 

webinar-supercharging-wirelless

In this 1-hour webinar, you will learn:

  • The fundamentals of wireless charging
  • Inductive charging basics
  • Solutions for wireless charging from 2.5W to 50W and beyond
  • Anomaly detection demo on a fan
  • How ST tools can facilitate development of wireless charging systems up to 50W