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?? All Downstream Ports support full-speed and low-speed operations
?? Reset by Upstream attachment or programmable reconfigure.
?? Downstream port LEDs: Indicating Power and Active on-off.
?? Self-powered mode: Shutdown system power no need to disconnect the
power adaptor power consumption only 3mA for Red power LED.
?? Supports Self-Powered mode and Bus-powered mode, indicate by
power LED.
?? Low voltage drop:
1. Self-powered mode: 300mV/2000mA, 76mV/500mA,
9mV/600mA (indicated by Red power LED)
2. Bus-powered mode: 140mV/500mA, 14mV/55mA (indicated by
Green power LED)
Specification
Power Consumption 3 mA per LED
40 mA for HUB control circuit
Upstream 1 USB Series B Receptacle Connector
Downstream
4 USB Series A Receptacle
Power 1 Bus-power (Green LED)
1 Self-power (Red LED)
LED
Port Status
4 Port Active Status (Green
LED)
Weight 100g
Dimension (L x W x H) 67mm(L)x125mm(W)x23mm(H)
Box Includes
1-DSB-H4 USB HUB
1-USB Cable
1-Power Adapter
1-User’s Manual