Datenblatt

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date
12/30/2015
page
1 of 5
SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
•
•
•
•
•
•
•
•
•
•
up to 15 W continuous power
compact size
universal input (85~264 Vac / 120~375 Vdc)
single output from 3.3~48 Vdc
no minimum load required
3000 Vac isolation
over current, over voltage, and short circuit protections
UL/cUL and TUV 60950-1 safety approvals
no load power consumption < 0.5 W
efficiency up to 83%
RoHS
MODEL
VOF-15-3.3
output
voltage
output
current
output
power
ripple1
and noise
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
3.3
3.0
9.9
100
70
VOF-15-5
5
3.0
15
100
75
VOF-15-9*
9
1.67
15
120
78
VOF-15-12
12
1.25
15
120
80
VOF-15-15
15
1.0
15
150
80
VOF-15-24
24
0.63
15
240
82
VOF-15-48
48
0.31
15
480
83
Notes:
1. Ripple & noise are measured at 20 MHz BW with 47 µF ceramic and 100 nF electrolytic capacitors on the output
*. Discontinued
PART NUMBER KEY
VOF-15 - XX
Base Number
Output Voltage
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CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY
date 12/30/2015 │ page 2 of 5
INPUT
parameter
conditions/description
min
voltage
frequency
max
units
85
120
typ
264
375
Vac
Vdc
47
63
Hz
0.6
A
20
40
A
A
max
units
current
inrush current
110 Vac, full load, cold start
220 Vac, full load, cold start
input fuse
built-in, non-user serviceable
OUTPUT
parameter
conditions/description
line regulation
3.3 Vdc model
all other models
min
±0.6
±0.5
%
%
load regulation
3.3 Vdc model
all other models
±1.2
±1
%
%
±0.05
%/°C
temperature coefficient
typ
hold-up time
at 115 Vac, full load
16
ms
adjustability
adjustable with built-in trim pot
±5
%
switching frequency
100
no load power consumption
kHz
0.5
W
max
units
PROTECTIONS
parameter
conditions/description
over voltage protection
clamped by TVS
over current protection
5 Vdc model latches off
all other models automatically recover
short circuit protection
min
typ
105
%
protected, long term short circuit may reduce
reliability
SAFETY & COMPLIANCE
parameter
conditions/description
min
isolation voltage
input to output at 20 mA for 1 minute
isolation resistance
input to output at 500 Vdc at 25°C
safety approvals
TUV EN 60950, UL/cUL 60950-1
EMI/EMC
FCC class B, EN 55022 class B, CE
typ
max
3,000
Vac
50
MΩ
leakage current
0.25
RoHS
2011/65/EU
MTBF
according to MIL-HDBK-217F
units
250,000
mA
hours
ENVIRONMENTAL
parameter
conditions/description
operating temperature
see derating curve
min
storage temperature
max
units
0
typ
60
°C
-25
75
°C
operating humidity
non-condensing
20
90
%
storage humidity
non-condensing
20
90
%
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CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY
date 12/30/2015 │ page 3 of 5
MECHANICAL
parameter
conditions/description
dimensions
70 x 48.6 x 18 (2.76 x 1.91 x 0.71 inches)
min
cooling method
free air convection (see derating curve below)
typ
max
units
mm
DERATING CURVES
1. output power vs. ambient temp.
2. output power vs. input voltage
a. 3.3, 5 V models
b. all other models
60
40
20
0
80
60
40
20
0
Ambient temperature (°C)
100
100
Load factor (%)
80
Load factor (%)
Load factor (%)
100
0
85
110 120
220
264
80
60
40
20
0
0
85
Input Voltage Vac
MOUNTING METHOD
Horizontal
(performance evaluations conducted under this mounting method)
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90
Input Voltage Vac
220
264
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CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY
date 12/30/2015 │ page 4 of 5
MECHANICAL DRAWING
units: mm [inches]
tolerance: ±0.3 [±0.01]
unless otherwise noted
70.0 2.756
1.0
62.0 2.441
(2 PLCS) 0.1
L
+Vo
8.5 0.335
0.1
11.5 0.453
0.1
48.6 1.913
1.0
N
GND
11.5 0.453
0.1
13.1 0.516
0.1
1.1 0.043
(4 PLCS) 0.1
18.0 0.709
1.0
8.0 0.315
(4 PLCS)
1.0 0.039
(4 PLCS)
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CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY
date 12/30/2015 │ page 5 of 5
REVISION HISTORY
rev.
description
date
1.0
initial release
03/18/2010
1.01
applied new spec template
05/13/2011
1.02
added MTBF data
09/20/2011
1.03
V-Infinity branding removed
08/16/2012
1.04
5 Vdc model latches off during OCP, outer dimension tolerance
changed, discontinued 9 Vdc model
12/30/2015
The revision history provided is for informational purposes only and is believed to be accurate.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
[email protected]
CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website.
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.