The Micro plug design is rated for at least 10,000 connect-disconnect cycles, which is more than the Mini plug design. Connector properties [ edit ] Non-standard "USB extension cable", plug on the left, receptacle on the right. Micro USB used to be the go-to option for charging portable devices like smartphone and tablets, but they are still used by plenty of devices today as a cheaper alternative to USB-C. Though not common, A-A cables connect USB devices with an A-style Female port to a PC or another USB device for data transfer between two computer systems. standard specifies that a standard cable can have a maximum length of 5 meters (16 ft 5 in) with devices operating at full speed (12 Mbit/s), and a maximum length of 3 meters (9 ft 10 in) with devices operating at low speed (1.

USB PD Power Rules replace power profiles, defining four normative voltage levels at 5 V, 9 V, 15 V, and 20 V. Full functionality of proprietary ports and cables with USB standard ports is not assured; for example, some devices only use the USB connection for battery charging and do not implement any data transfer functions. A common part and alternative to *Molex 47346-0001, *TE 1981568-1, *FCI 10103594-0001LF, *Hirose ZX62D-B5P8.Some non-standard USB devices use the 5 V power supply without participating in a proper USB network, which negotiates power draw with the host interface. 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.

The data pins in the standard plugs are recessed compared to the power pins so that the device can power up before establishing a data connection. Although as of 2018 the most used USB cable for phones is the Type-C, the Micro Type-B is still used in some areas.

Accessory charging adapters (ACA) are devices that provide portable charging power to an On-The-Go connection between host and peripheral. Micro USB connectors are commonly found on Blackberry and Android smart phones, digital cameras, GPS sat nav systems and Tablet PCs. This is, by definition, a device with two logical B ports, each with a captive cable, not a cable with two A ends. USB-A / USB-B cable USB-A / Mini-B cable USB-A / Micro-B cable USB-A cable USB-A extention cabel USB Micro-B / USB-C cable USB Hi-Fi audio cable USB multi cable USB adaptor and converter USB equipment and accessories USB 3.

At CMD Ltd, we design and manufacture workstation power modules to help provide easy power access for businesses, including USB Type A ports. PoweredUSB is a proprietary extension that adds four pins supplying up to 6 A at 5 V, 12 V, or 24 V. W maximum allowed by the previous USB Battery Charging specification) to devices with greater power demands. From protecting your posture to adding style to your setup, it’s important to choose the right chair for your needs.

The A-socket connector provides a "downstream" connection that is intended for use solely on host controllers and hubs. This feature has also been implemented on some laptop docking stations allowing device charging even when no laptop is present.