One part that I find myself using somewhat regularly in microcontroller-based experiments is the “USB power bank” that provides USB-standard 5-V DC output and offers some basic protection features.

Today, almost all computers contain logic blocks for implementing a USB port. A USB port, in practice, is capable of delivering more than 100 mA of continuous current at 5V to the peripherals that are ...

USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the ...

We may receive a commission on purchases made from links. USB charging is everywhere, and if you have a newly built apartment or home, you may have a USB wall socket. It makes life convenient for ...

I was looking at power boards in a hardware shop yesterday and noticed that a) many of them had USB sockets, and that b) the ratings for the USB sockets varied widely, from 1A to 3A. If I wanted to ...