Why your USB-C device isn't charging - and the quick fix that I always consider first

ZDNET's key takeaways USB-C charging requires protocol negotiation, which some inexpensive devices omit.Devices failing to ...
EDN

The basics of USB battery charging: a survival guide

USB has become as much a standard for connecting power to portable devices as it has for serial communication. Recently, the power aspects of USB have been extended to cover battery charging as well ...
EDN

Tiny Texas Instruments power circuit simplifies USB battery charger design

1.1-A single-cell Li-Ion battery charger with integrated 50-mA regulator offers 2.3-A production test support, high-voltage protection DALLAS (April 14, 2009) – Texas Instruments Incorporated (TI) ...
PC World

The Raspberry Pi 4’s new USB-C charging doesn’t work with some USB-C chargers

The Raspberry Pi 4 launched in late June and as usual, it’s a major upgrade over the prior model, packing more RAM, enough graphics horsepower to drive a pair of 4K displays, and USB-C charging ...