Qi wireless charging power transfer system explained

This is an interesting article about how mobile phones and other devices use the wireless charging system called Qi. New chips developed allow up to 50 W of power transfer and have safety circuits to prevent overheating foreign objects that might come between the energy source and the load.

Source:
https://www.allaboutcircuits.com/news/how-does-qi-wireless-charging-standard-work/

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