|Designer||USB Implementers Forum|
The USB Connector is the connector usually used for USB connections, although some devices use USB over a custom connector, often with offer functionality on the same connector, they are almost always used with a cable which ends in a standard connector.
USB connector Types
There are three types of USB connector available. Type A is used on host devices, Type B on client devices, Type C is used for either host or client devices.
Type A connectors
The type A connector is used for host devices such as computers. There are several sizes of A connector available.
- Type A
- Type A Super speed
- Mini-A (Deprecated)
Type B connectors
The type B connectors are used on client devices.
- Type B
- Type B Super speed
- Mini B
- Micro B
- Micro B Super speed
Type AB connectors
Type AB connectors are used on dual role device and fit both A and B plugs and detect which is in use using an ID pin.
Note: The micro B receptacle is often used when a micro AB receptacle should be present.
- Mini AB (Deprecated)
- Micro AB
Type C connectors
The type C connector is a reversible connector and can be used for both client, host and dual role devices and provides a negation mechanism to determine the connection direction.
- Type C (contains super speed pins)