PI5USB2546 USB Charging Controller & Power Switch Diodes Incorporated PI5USB2546 USB Charging Controller and Power Switches feature an integrated USB 2.0 high-speed data line (D+/D-) switch and provides electrical signatures on D+/D-. Diodes Incorporated PI5USB2546 is compatible with both BC1.2 compliant and non-BC1.2 compliant devices. Ideal applications include USB ports (host and hubs), notebooks, desktop PCs, and universal wall charging adapters.