ViewSonic Corporation
Confidential - Do Not Copy
VP2330wb
5
USB INTERFACE
Up Stream Connector
B type USB port x1
Down Stream Connector
A type USB port x4
Compatibility
Compliant with Revision 2.0
Power
The hub gets power from the display.
POWER SUPPLY
Internal Power Supply
Delta ADP-120UB B
Input Voltage Range
90 to 264 VAC
Input Frequency Range
47.5 to 63 Hertz
Short Circuit Protection
Output can be shorted without damage
Over Current Protection
5.0 A typical at 12.0 VDC
Leakage Current
3.5mA (Max) at 254VAC / 60Hz
Efficiency
80 % typical at 115VAC Full Load
Fuse
Internal and not user replaceable
Power Dissipation
TBD Watts (typ)
Max Input AC Current
1.5 Arms @ 90VAC, 0.75 Arms @180VAC
Inrush Current (Cold Start)
50 A (max) @ 115VAC
90 A (max) @ 230VAC
Power Supply Cold Start
Shall start and function properly when under full
load, with all combinations of input voltage, input
frequency, and operating temperature.
Power Supply Transient Immunity
Shall be able to withstand an ANSI/IEEE
C62.41-1980 6000V 200 ampere ring wave
transient test with no damage.
Power Supply Line Surge Immunity
Shall be able to withstand 1.5 times nominal line
voltage for one cycle with no damage.
Power Supply Missing Cycle Immunity
Shall be able to function properly, without reset or
visible screen artifacts, when ½ cycle of AC power
is randomly missing at nominal input.
Power Supply Acoustics
The power supply shall not produce audible noise
that would be detectable by the user. Audible
shall defined to be in compliance with ISO 7779
(DIN EN27779:1991) Noise measurements of
machines acoustics. Power Switch noise shall not
be considered.
Power Saving Operation(Method)
VESA DPMS Signaling
On Mode < 81 W (Typ) / 85 W (max)
Power Consumption
Active Off < 4 W
Recovery Time
On Mode = N/A, Active Off < 3 sec