CUI VOF-10-48

date
09/20/2011
page
1 of 5
SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
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•
•
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Up to 10 W continuous power
Compact size
Universal input (85~264 Vac / 120~375 Vdc)
Single output from 3.3~48 V
No minimum load required
3000 V 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 78%
RoHS
MODEL
VOF-10-3.3
output
voltage
output current
output
power
ripple1
and noise
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
3.3
2.4
8
100
70
VOF-10-5
5
2.0
10
100
75
VOF-10-9
9
1.11
10
120
75
VOF-10-12
12
0.83
10
120
75
VOF-10-15
15
0.67
10
150
75
VOF-10-24
24
0.42
10
240
78
VOF-10-48
48
0.21
10
480
78
Notes:
1. Ripple & noise are measured at 20 MHz BW with 47 μF ceramic and 100 nF electrolytic capacitors on the output
PART NUMBER KEY
VOF-10 - XX
Base Number
Output Voltage
cui.com
CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY
date 09/20/2011 │ page 2 of 5
INPUT
parameter
conditions/description
min
voltage
frequency
max
units
85
120
typ
264
375
Vac
Vdc
47
63
Hz
input current
inrush current
110 Vac, full load, cold start
220 Vac, full load, cold start
input fuse
built-in, non-user serviceable
0.6
A
15
30
A
A
max
units
OUTPUT
parameter
conditions/description
line regulation
3.3 V model
all other models
min
±0.6
±0.5
%
%
load regulation
3.3 V model
all other models
±1.2
±1
%
%
±0.05
%/°C
temperature coefficient
hold-up time
115 Vac at full load
adjustability
adjustable with built-in trim pot
16
-5
switching frequency
no load power consumption
typ
ms
5
100
all other models
48 V model
%
kHz
0.5
0.7
W
W
max
units
PROTECTIONS
parameter
conditions/description
min
over voltage protection
clamped by TVS
over current protection
automatically recovers
short circuit protection
protected, long term short circuit may reduce
reliability
typ
105
%
SAFETY & COMPLIANCE
parameter
conditions/description
min
isolation voltage
at 10 mA for 1 minute
isolation resistance
input to output at 500 Vdc at 25°C
typ
max
3,000
safety approvals
TUV EN60950, UL/cUL 60950-1
EMI/EMC
FCC class B, EN55022 class B, CE
Vac
50
MΩ
leakage current
0.25
RoHS compliant
yes
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
-20
85
°C
operating humidity
non-condensing
20
90
%
storage humidity
non-condensing
20
90
%
cui.com
CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY
date 09/20/2011 │ page 3 of 5
MECHANICAL
parameter
conditions/description
dimensions
2.56 x 1.77 x 1.04 (65 x 45 x 26.5 mm)
min
cooling method
free air convection (see derating curve below)
typ
DERATING CURVES
MOUNTING METHOD
Horizontal
(performance evaluations conducted under this mounting method)
cui.com
max
units
inch
CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY
date 09/20/2011 │ page 4 of 5
MECHANICAL DRAWING
tolerance:
±0.3mm unless otherwise specified
65.0 2.559
1.0
54.5 2.146
(2 PLCS) 0.1
7.5 0.295
0.1
L
+Vo
10.5 0.413
0.1
45.0 1.772
1.0
N
GND
9.5 0.374
0.1
12.5 0.492
0.1
1.1 0.043
(4 PLCS) 0.1
18.5 0.728
1.0
8.0 0.315
(4 PLCS)
1.0 0.039
(4 PLCS)
cui.com
CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY
date 09/20/2011 │ 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
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.