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SUNIX Co., Ltd.
TEL : +886-2-8913-1987
Email : info@sunix.com.tw
Pin Assignments
The Powered USB connectors are a standard USB “A” type connector with 4
extra pins designed to supply higher voltages. In order to differentiate varieties
of power voltage level, Powered USB connector built-in different connect-key
with different color coding to allow the correct voltage cable connection.
Pin No.
Signal Name
Port Type
Description
1
VBus Power
USB Type A Port
Bus power (connected to +5V)
2
D –
USB Type A Port
3
D +
USB Type A Port
Twisted pair differential data line
4
Ground
USB Type A Port
5
Ground
Powered USB Port
Signal ground
6
VBus-Plus
Power
Powered USB Port
7
VBus-Plus
Power
Powered USB Port
Bus power
( connected to +24V, +12V, or +5V)
8
Ground
Powered USB Port
Signal ground
9
Connect Key
Powered USB Port
Key to prevent incorrect connection
Shell
Shield
Powered USB Port
Cable (shield) ground
+24VDC Voltage Keyed
with Red coding
+12VDC Voltage Keyed
with Teal coding
+5VDC Voltage Keyed
with Black coding
5 6 7 8
1 2 3 4
9