How many watts can a USB port actually output? The answer depends on your cable and protocol. Here is the ultimate guide to ...

USB-C has become a prevalent part of most household tech since it was first released back in 2014. You can find it on all kinds of devices, from smartphones and laptops to gaming consoles like the ...

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.

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 ...

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 ...

Last time, we configured the FUSB302 to receive USB PD messages, and successfully received a “capability advertisement” message from a USB-C PSU. Now we crack the PD specification open, parse the ...

Under USB-PD, cables are not trusted by default. If a cable can’t explicitly confirm that it supports higher wattage, the charger and laptop will immediately fall back to a lower, safer power level.

What if your next power supply could do more than just deliver electricity? Imagine a compact, 100 W device that not only powers your projects but also adapts to your needs with precision, flexibility ...

Today’s car buyers, whether purchasing premium or economy models, expect to charge multiple devices simultaneously through in-vehicle USB ports. To meet this demand, automakers are replacing legacy ...

Short version: I’ve got two USB-C hubs that claim to deliver 100 watts of PD power, but they both seem to only deliver 65 watts. Is this the hub manufacturers lying or is this my laptop reducing its ...

In this USB-C series, we’ve covered quite a bit of USB-C – things that are well known, things that should be better known, and a couple things that just appeared online for the first time. We’ve ...