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05/08/2013
1 of 5
SERIES:
VF-D320-DXXA-CFS
│
DESCRIPTION:
AC-DC POWER SUPPLY
FEATURES
• up to 300 W continuous power
• metal top cover and side fan
•
•
•
•
•
•
•
passive power correction
dual outputs
power good signal
3000 Vac isolation voltage
over load, over voltage, over temperature, and short circuit protections
UL, cUL, and TUV 60950-1 safety approvals
efficiency up to 75%
RoHS
MODEL
VF-D320-D512A-CFS
VF-D320-D524A-CFS
VF-D320-D548A-CFS
VF-D320-D1224A-CFS
Notes:
output
voltage
(Vdc)
output
current
max
(A)
output
1
power
max
(W)
ripple and
noise
2,3
max
(mVp-p)
efficiency
typ
(%)
5
12
5
24
5
48
12
24
30
16.67
30
8.33
30
4.16
16.67
8.33
250
250
250
300
50
120
50
240
50
480
120
240
75%
75%
75%
75%
1. Maximum combined power.
2. 10% minimum load is required to maintain the ripple and regulation.
3. Ripple and noise is measured from 10 KHz to 20 MHz at output terminals with a 0.1
μF
ceramic capacitor and a 22
μF
electrolytic capacitor in parallel.
PART NUMBER KEY
VF - D320 - DXX A - CFS -
X
Base Number
Output Voltage
Input/Output connector:
“blank” = Terminal block input / Terminal block output
1 = Molex input / Molex output
2 = Molex input / Terminal block output
3 = Terminal block input / Molex output
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CUI Inc
│
SERIES:
VF-D320-DXXA-CFS
│
DESCRIPTION:
AC-DC POWER SUPPLY
date
05/08/2013
│
page
2 of 5
INPUT
parameter
voltage
frequency
current
inrush current
power factor
at 100-120 Vac, cold start
at 200-240 Vac, cold start
at 115 Vac, full load, cold start
at 230 Vac, full load, cold start
Comlpiant to EN61000-3-2 class A
conditions/description
90-132/180-264 auto selectable
min
90/180
47
typ
max
132/264
63
8
4
35
70
units
Vac
Hz
A
A
A
A
OUTPUT
parameter
line regulation
load regulation
temperature coefficient
transient response
start-up time
hold-up time
adjustability
power good
fan drive
Output voltage returns to within 1% in less than
2.5 mS for a 50% load change. Peak
transient does not exceed 5%.
At 120 Vac
At 120 Vac and 80% of rated maximum load
Adjustable with built-in trim pot.
20
±5
1
s
ms
%
conditions/description
low line to high line
all other outputs
min
typ
±5
±5
0.25
max
units
%
%
mV/°C
Designated as PG on the CN1. This signal goes high 100-500 mS after the output reaches regulation.
It goes low at least 1 mS before loss of regulation.
12 Vdc / 400 mA for external fan
PROTECTIONS
parameter
over voltage protection
over current protection
short circuit protection
over temp. protection
conditions/description
AC input needs to be reset to restart the power supply.
Foldback mode, automatically recovers
Auto recovery
85
110
Short circuit can be continuous. Recovers automatically upon removal of short.
°C
min
typ
max
130
140
units
%
%
SAFETY & COMPLIANCE
parameter
isolation voltage
conditions/description
Applied for 3 seconds at 10 mA max.
Primary to secondary:
Primary to transformer core:
Primary to earth chassis:
min
3,000
1,500
1,500
typ
max
units
Vac
Vac
Vac
safety approvals
EMI/EMC
leakage current
RoHS compliant
MTBF
UL60950-1, CSA C22.2 No. 60950-1-03, TUV EN60950-1 and CB, CE Mark (LVD)
EN61000-3-2, 3 & IEC61000-4 Series regulations and CB
Pass FCC Part 15, CISPR 22 class B, Conducted
at 240 Vac
at 120 Vac
yes
According to MIL-HDBK-217 at 30 ºC
100,000
hrs
500
300
μA
μA
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CUI Inc
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SERIES:
VF-D320-DXXA-CFS
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DESCRIPTION:
AC-DC POWER SUPPLY
date
05/08/2013
│
page
3 of 5
ENVIRONMENTAL
parameter
operating temperature
storage temperature
operating humidity
storage humidity
vibration
non-condensing
non-condensing
Acceleration ± 7.35 M/(SxS), on X, Y and Z Axis
conditions/description
see derating curve
min
0
-20
5
5
5
typ
max
70
85
90
95
50
units
°C
°C
%
%
Hz
DERATING CURVES
output power vs. ambient temperature
100
Load (%)
80
60
50
40
20
0
10
20
30
40
50
60
70
Ambient Temperature (°C)
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CUI Inc
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SERIES:
VF-D320-DXXA-CFS
│
DESCRIPTION:
AC-DC POWER SUPPLY
date
05/08/2013
│
page
4 of 5
MECHANICAL DRAWING
units: mm[inches]
CN1
1
2
3
ground
ac neutral
ac line
FAN2
+ -
PG
RTN
FF
CN2
1
2
3
4
5
6
7
8
9
10
Vo1
Vo1
Vo1
RTN
RTN
RTN
RTN
RTN
Vo2
Vo2
FAN2
+ -
PG
RTN
FF
PIN 1
L
N G V2 RTN V1
L N G V2 RTN
V1
CN3
1
2
3
power good
RTN
fan fail
Notes:
1. CN1 mates with JST VH series 5-pin connector
2. CN2 mates with JST VH series 10-pin connector
3. CN3 mates with molex part no. JST XHP-3 or equivalent (CHYAO SHIUNN JS-2001-03) and JST SXH-002T-P0.6 mating pins
4. Fan drive connector mates with JST part no. XHP-2 or equivalent (CHYAO SHIUNN JS-2001-02).
5. Mounting hole max depth 4.00mm
cui.com
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product page.
CUI Inc
│
SERIES:
VF-D320-DXXA-CFS
│
DESCRIPTION:
AC-DC POWER SUPPLY
date
05/08/2013
│
page
5 of 5
REVISION HISTORY
rev.
1.0
1.01
1.02
1.03
description
initial release
new template applied
V-Infinity branding removed
removed on/off information, removed low leakage option, updated spec
date
05/5/2009
12/17/2011
08/28/2012
05/08/2013
The revision history provided is for informational purposes only and is believed to be accurate.
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Tualatin, OR 97062
800.275.4899
CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website.
Fax 503.612.2383
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techsupport@cui.com
CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is
assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical
component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to
affect its safety or effectiveness.
