USB Micro-B

E8884

USB Micro-B is a compact, five-pin USB connector type commonly used on older smartphones and portable devices for data transfer and charging.

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Statements (49)

Predicate Object
instanceOf USB connector type
electrical connector
compatibility electrically compatible with USB 2.0 signaling
connectorGender plug on cable
receptacle on device
dataPinCount 2
hasContactType surface-mount contacts in receptacle
hasFormFactor micro
hasPin D+
D-
GND
ID
VBUS
hasPinCount 5
hasStandardizedDimensions yes
idPinCount 1
isBackwardCompatibleWith USB 1.1 signaling
isDefinedIn USB
surface form: USB 2.0 specification
isHotPluggable yes
isPartOf USB
surface form: Universal Serial Bus specification
isPredecessorOf USB Type-C in smartphones
isReplacedBy USB Type-C in modern devices
isSmallerThan USB Mini-B
USB Type-A
isUsedIn Android smartphones (pre-USB-C era)
Bluetooth speakers
e-readers
mechanicalKeying polarized to prevent incorrect insertion
orientation non-reversible
powerPinCount 2
reversibility non-reversible connector
shape flattened trapezoid
supportsChargingCurrent up to 2 A or more depending on implementation
supportsDataTransfer yes
supportsMode USB 2.0 full-speed (12 Mbit/s)
USB
surface form: USB 2.0 high-speed (480 Mbit/s)

USB 2.0 low-speed (1.5 Mbit/s)
supportsPowerDelivery yes
supportsStandard USB 2.0
typicalUse charging portable devices
data transfer for portable devices
usedFor USB On-The-Go device connections
usedWithCableType USB A to Micro-B cable
USB Micro-B to Micro-B cable
wasCommonOn digital cameras
older smartphones
portable hard drives
power banks
wasIntroducedFor space-constrained mobile devices

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

USB hasConnectorType USB Micro-B
USB Mini-B supersededBy USB Micro-B