Maxim is aiming at charging lithium-ion or lithium-polymer cells from USB Type-C sources with the MAX77860 switch-mode buck charger that can flip direction, becoming a boost converter to power USB on-The-Go loads using the same inductor. Inputs can span 4V to 13.5V, and there is protection from input over-voltage up to 14V, according to Mouser, which is stocking ...

This story continues at Buck-based USB-C battery charger can boost for USB-OTG

Or just read more coverage at Electronics Weekly