If you've bought a new USB-C cable or charger and seen "USB-PD" on the charger's or cable's box, you may have wondered what exactly these letters stood for. The answer is USB Power Delivery, a ...

With the growing number of devices that most people use today, be it smartphones, smartwatches, laptops, wireless earbuds, and other gadgets, charging them quickly and efficiently becomes important.

The Universal Serial Bus (USB) started out as a data interface, but it didn’t take long before progressing to powering devices. Initially, its maximum output was only 2.5 W; now, it can deliver up to ...

Even accounting for USB PD 3.0 requirements mentioned above, no system will ever be 100% efficient. Even if we ignored the industry specifications and built a 15W adapter for the 15W wireless charger, ...