The common EPS specification (EN 62684:2010) references the USB Battery Charging Specification and is similar to the GSMA/OMTP and Chinese charging solutions. In standard USB, the electrical contacts in a USB connector are protected by an adjacent plastic tongue, and the entire connecting assembly is usually protected by an enclosing metal shell. and USB4Gen2×1 – are not interchangeable or compatible; all participating controllers must operate with the same mode.

Micro Type B Plug to Type A Receptacle USB / Lightning Cables

A high-powered device must be configured, after which it may draw up to 5 unit loads (500mA), or 6 unit loads (900mA) for SuperSpeed devices, as specified in its configuration because the maximum power may not always be available from the upstream port. To accomplish this, a locking device was added and the leaf-spring was moved from the jack to the plug, so that the most-stressed part is on the cable side of the connection. How to configure the system to charge devices over USB port when it is off - idea/Lenovo laptops - NL".

In addition to standard USB, there is a proprietary high-powered system known as PoweredUSB, developed in the 1990s, and mainly used in point-of-sale terminals such as cash registers. To enable Type-AB receptacles to distinguish which end of a cable is plugged in, plugs have an "ID" pin in addition to the four contacts in standard-size USB connectors. provides for a maximum cable length of 5 meters (16ft 5in) for devices running at high speed (480Mbit/s).

USB Computer cables | Argos USB Computer cables | Argos

It was introduced around 2006, and before the advent of Alternate Mode over USB-C it was the only way to connect displays via USB. In addition to the above cable assemblies comprising two plugs, an "adapter" cable with a Micro-A plug and a standard-A receptacle is compliant with USB specifications.e., the current used to charge decoupling and filter capacitors) when the device is first connected. as real users, posing a threat to a site’s security, so the site sometimes runs random security checks. was finalized in August 2014 [24] and defines a new small reversible-plug connector for USB devices. A variety of (non-USB) standards support charging devices faster than the USB Battery Charging standard.