VOF-45 Datasheet - AC-DC POWER SUPPLY | CUI Inc

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date
08/17/2012
page
1 of 5
SERIES: VOF-45 │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
•
•
•
•
•
•
•
•
•
up to 45 W continuous power
industry standard footprint
universal input (85~264 Vac)
single output from 3.3~48 V
user trimmable output voltage
3000 V isolation
over current, over voltage, and short circuit protections
UL/cUL and TUV 60950-1 safety approvals
efficiency up to 88%
RoHS
MODEL
VOF-45-3.3
VOF-45-5
VOF-45-7.5
VOF-45-9
output
voltage
output
current
output
power
ripple1
and noise
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
3.3
6.0
20
50
74
5
6.0
30
50
78
7.5
5.0
38
75
78
9
4.4
40
90
82
VOF-45-12
12
3.7
44
120
84
VOF-45-15
15
3.0
45
150
85
VOF-45-24
24
1.9
46
240
86
VOF-45-48
48
0.93
45
480
88
Notes:
1. Ripple & noise are measured at 20 MHz BW with 0.1 μF ceramic cap and a 10 μF electrolytic capacitors on the output and the two
earth ground pads are connected to input earth ground.
PART NUMBER KEY
VOF-45 - XX
Base Number
Output Voltage
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CUI Inc │ SERIES: VOF-45 │ DESCRIPTION: AC-DC POWER SUPPLY
date 08/17/2012 │ page 2 of 5
INPUT
parameter
conditions/description
min
voltage
frequency
input current
110 Vac
220 Vac
inrush current
110 Vac, full load, cold start
220 Vac, full load, cold start
input fuse
built-in, non-user serviceable
max
units
85
120
typ
264
375
Vac
Vdc
47
63
Hz
1
0.5
A
A
25
50
A
A
max
units
OUTPUT
parameter
conditions/description
line regulation
high line to low line at full load
load regulation
full load to 10% load
min
typ
±0.5
temperature coefficient
hold-up time
115 Vac at full load
8
adjustability
adjustable with built-in trim pot
-5
switching frequency
%
±1
%
±0.05
%/°C
ms
+5
60
%
kHz
OUTPUT
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
max
115
105
units
%
%Io
SAFETY & COMPLIANCE
parameter
conditions/description
min
isolation voltage
primary to secondary for 1 minute
primary to transformer core for 1 minute
primary to ground for 1 minute
isolation resistance
input to output at 500 Vdc at 25°C
safety approvals
TUV EN 60950, CE, UL/cUL 60950-1
EMI/EMC
FCC class B, EN 55022 class B
typ
max
3,000
1,500
1,500
Vac
Vac
Vac
50
MΩ
leakage current
1.5
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
typ
max
units
0
60
°C
-20
85
°C
operating humidity
non-condensing
20
90
%
storage humidity
non-condensing
20
95
%
operating altitude
10,000
3,000
ft
m
storage altitude
30,000
9,000
ft
m
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CUI Inc │ SERIES: VOF-45 │ DESCRIPTION: AC-DC POWER SUPPLY
date 08/17/2012 │ page 3 of 5
DERATING CURVES
2
80
1
60
40
20
0
100
Load factor ( %)
100
2. output power vs. input voltage
all models
b. all other models
Load factor ( %)
Load factor ( %)
1. output power vs. ambient temperature
a. 3.3, 5, 7.5 V models
80
60
40
20
0
0
10
20
30
40
50
2
Convection
3
Forced air (0.5m /min) (18 CFM)
80
60
40
20
0
0
60
Ambient temperature (°C)
1
100
10
30
20
40
50
60
0
Ambient temperature (°C)
1
3
Forced air (0.5m /min) (18 CFM)
MATING CONNECTORS
parameter
conditions/description
ac input (CN1)
mates with Molex housing 09-50-3031 with Molex 2878 series crimp contact
dc output (CN2)
mates with Molex housing 09-50-3041 with Molex 2878 series crimp contact
MOUNTING METHOD
Horizontal
(performance evaluations conducted under this mounting method)
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85
90
110
Input Voltage Vac
220
264
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CUI Inc │ SERIES: VOF-45 │ DESCRIPTION: AC-DC POWER SUPPLY
date 08/17/2012 │ page 4 of 5
MECHANICAL
parameter
conditions/description
dimensions
4 x 2 x 1.44 (102 x 51 x 36.6 mm)
min
typ
max
units
inch
weight
0.17
cooling method
kg
free air convection or forced air
MECHANICAL DRAWING
units: mm[inch]
tolerance: ±0.3[0.1]
102.0 4.02
94.01 3.70
CN1
1
L
2
no pin
3
N
CN2
LED
CN1
51.0 2.01
3
2
1
4
3
CN2
2
1
43.21 1.70
VADJ
3.5 (4 PLCS)
MOUNTING HOLE
32.0 1.26
B
1.6 0.06
3.0 MAX
(LEAD)
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1
-Vo
2
-Vo
3
+Vo
4
+Vo
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CUI Inc │ SERIES: VOF-45 │ DESCRIPTION: AC-DC POWER SUPPLY
date 08/17/2012 │ page 5 of 5
REVISION HISTORY
rev.
description
date
1.0
initial release
04/03/2009
1.01
dimension added to drawing
05/02/2011
1.02
new template applied
05/13/2011
1.03
added MTBF data
09/20/2011
V-Infinity branding removed
08/17/2012
1.04
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
Fax 503.612.2383
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[email protected]
CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website.
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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.