We may receive a commission on purchases made from links. Ah, USB; where would we be without it? Introduced in the late 1990s as a one-size-fits-all replacement for the handful of ports and ...

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 USB Type-C connector and power delivery (PD) specification has brought radical changes to the mobile device industry, and USB Type-C PD 3.0 could optimize battery charging for portable devices.

Powering external devices directly from a PC’s I/O ports has been a thing long before USB was even a twinkle in an engineer’s eye. Some of us may remember the all too common PS/2 pass-through leads ...

“The best charger is the one that shipped with your laptop” is old advice that needs updating because there are often superior options available either as your principal laptop charger, as a spare, or ...

USB PD is a fun protocol to explore, but it can be a bit complex to fully implement. It makes sense we’re seeing new stacks ...

The USB Implementers Forum (USB-IF) has announced USB Type-C cable and connector specification revision 2.1. Within the revised spec the key change appears to be in the upgrading of the USB Power ...

Members can download this article in PDF format. The latest USB Power Delivery (PD) specification, Extended Power Range (EPR) USB PD 3.1, increases the capacity of a USB Type-C cable to 240 W (48 V at ...

One of the most positive tech developments of this decade has been the mass adoption of USB-C over the old micro-USB, USB-A, and other lesser-used gadget ports. Whether you’re powering your earbuds, ...

If you want to charge your iPhone 12 using MagSafe, Apple recommends using certain 20W AC adapters — and they don't need to come from Apple, despite what you may have heard. We explain what the ...