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date
02/07/2013
page
1 of 5
SERIES: VSBU-120-T │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
•
•
•
•
•
•
•
•
up to 120 W continuous power
industry standard 3” x 5” footprint
universal input 90~260 Vac
triple output
active power correction
internal EMI filter
no minimum load required
input surge current, over voltage, over load,
and over current protections
• UL/cUL and TUV safety approvals
• efficiency 80%
RoHS
MODEL
output
voltage
output
current
output
power
ripple and
noise
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
VSBU-120-T312A
Vo1
Vo2
Vo3
3.3
12
12
15
6
0.8
120
120
120
66
120
120
80
80
80
VSBU-120-T312A
Vo1
Vo2
Vo3
3.3
12
12
15
6
0.8
120
120
120
66
120
120
80
80
80
VSBU-120-T125A
Vo1
Vo2
Vo3
5
12
-5
15
6
0.8
120
120
120
50
120
-50
80
80
80
VSBU-120-T125B
Vo1
Vo2
Vo3
5
12
5
15
6
0.8
120
120
120
50
150
50
80
80
80
VSBU-120-T512A
Vo1
Vo2
Vo3
5
12
-12
15
6
0.8
120
120
120
50
120
-120
80
80
80
VSBU-120-T512B
Vo1
Vo2
Vo3
5
12
12
15
6
0.8
120
120
120
50
120
120
80
80
80
VSBU-120-T515A
Vo1
Vo2
Vo3
5
15
-15
15
6
0.8
120
120
120
50
150
-150
80
80
80
VSBU-120-T515B
Vo1
Vo2
Vo3
5
15
15
15
6
0.8
120
120
120
50
150
150
80
80
80
VSBU-120-T524A
Vo1
Vo2
Vo3
5
24
-24
15
3.5
0.8
120
120
120
50
240
-240
80
80
80
VSBU-120-T524B
Vo1
Vo2
Vo3
5
24
24
15
3.5
0.8
120
120
120
50
240
240
80
80
80
continued on page 2
cui.com
For more information, please visit the product page.
CUI Inc │ SERIES: VSBU-120-T │ DESCRIPTION: AC-DC POWER SUPPLY
MODEL
date 02/07/2013 │ page 2 of 5
output
voltage
output
current
output
power
ripple and
noise
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
VSBU-120-T305A
Vo1
Vo2
Vo3
5
24
-12
15
3.5
0.8
120
120
120
50
240
-120
80
80
80
VSBU-120-T305B
Vo1
Vo2
Vo3
5
24
12
15
3.5
0.8
120
120
120
50
240
120
80
80
80
VSBU-120-T3125A
Vo1
Vo2
Vo3
3.3
12
-5
15
6
0.8
120
120
120
66
120
-50
80
80
80
VSBU-120-T3125B
Vo1
Vo2
Vo3
3.3
12
5
15
6
0.8
120
120
120
66
120
50
80
80
80
VSBU-120-T510A
Vo1
Vo2
Vo3
5
10
-10
15
6
1
120
120
120
50
100
-100
80
80
80
VSBU-120-T510B
Vo1
Vo2
Vo3
5
10
10
15
6
1
120
120
120
50
100
100
80
80
80
VSBU-120-T3512A
Vo1
Vo2
Vo3
3.3
5
-12
15
6
1
91.5
91.5
91.5
66
50
-120
80
80
80
VSBU-120-T3512B
Vo1
Vo2
Vo3
3.3
5
12
15
6
1
91.5
91.5
91.5
66
50
120
80
80
80
PART NUMBER KEY
VSBU-120- TXXXXX - X
Base Number
Output Voltage
cui.com
Power Fail Detect
“Blank” = No
P = Yes
For more information, please visit the product page.
CUI Inc │ SERIES: VSBU-120-T │ DESCRIPTION: AC-DC POWER SUPPLY
date 02/07/2013 │ page 3 of 5
INPUT
parameter
conditions/description
min
voltage
typ
90
frequency
47
max
units
260
Vac
63
Hz
1.7
1.0
A
A
30
65
37
75
A
A
current
at 115 Vac, full load
at 230 Vac, full load
inrush current
at 115 Vac, 25°C, full load, cold start
at 230 Vac, 25°C, full load, cold start
power factor correction
full load at 90 ~ 260 Vac
0.95
0.97
1.0
parameter
conditions/description
min
typ
max
units
line regulation
full load
0.5
1
%
load regulation
at 230 Vac
temperature coefficient
all output
transient response
full load to half load at 100 Vac
start-up
full load at 100 Vac
0.3
hold-up
full load at 110 Vac
16
OUTPUT
3
-0.04
1
5
%
0.04
%/°C
4
ms
2
s
ms
PROTECTIONS
parameter
max
units
over voltage protection
conditions/description
min
112
typ
132
%
over current protection
110
150
%
max
units
SAFETY & COMPLIANCE
parameter
conditions/description
min
typ
isolation voltage
primary to secondary
primary to earth ground
4,242
2,121
Vdc
Vdc
isolation resistance
test voltage of 500 Vdc
50
MΩ
safety approvals
UL 60950-1 2nd edition, EN 60950-1 2nd edition
EMI/EMC
CISPR 22 class B, FCC part-15 class B
leakage current
full load at 240 Vac
RoHS compliant
yes
MTBF
MIL-HDSK-217F, 25°C ambient
0.4
0.75
100,000
mA
hrs
ENVIRONMENTAL
parameter
conditions/description
min
operating temperature
storage temperature
operating humidity
non-condensing
storage humidity
cui.com
max
units
0
typ
70
°C
-40
85
°C
5
95
%
0
75
%
For more information, please visit the product page.
CUI Inc │ SERIES: VSBU-120-T │ DESCRIPTION: AC-DC POWER SUPPLY
date 02/07/2013 │ page 4 of 5
DERATING CURVES
output power vs. ambient temperature
Load (%)
100
80
60
50
40
20
0
10
20
30
40
50
60
70
Ambient Temperature (°C)
MECHANICAL DRAWING
units: mm[inches]
tolerance: ±0.5mm
27.6 1.087
0.5
M3XP0.5(MOUNTING HOLES)X4
20.3 0.799
0.5
40.0 1.575
0.5
127.0 5.000
0.5
115.6 4.551
0.5
5.5 0.217
0.5
14.2 0.560
0.5
76.2 3.000
0.5
65.3 2.571
0.5
76.2 3.000
0.5
L
N
13
G
10.9 0.429
0.5
CN1
1
ac line
2
ac neutral
3
ground
33.6 1.323
0.5
5.7 0.224
0.5
CN2
3.0 MAX
4.0(MOUNTING HOLES)X4
30.8 1.213
0.5
20.3 0.799
0.5
27.6 1.087
0.5
note:
1. Input connector mates with Molex housing 09-50-3051 and
Molex 2478 or 2578 series crimp terminal.
2. Output connector mates with Molex housing 09-50-3031 and
Molex 2478 or 2578 series crimp terminal.
cui.com
1
V2
2
V2
3
V1
4
V1
5
V1
6
V1
7
com
8
com
9
com
10
V3
11
com
12
com
13
n/c
*pin 13 for optional
power fail detect
For more information, please visit the product page.
CUI Inc │ SERIES: VSBU-120-T │ DESCRIPTION: AC-DC POWER SUPPLY
date 02/07/2013 │ page 5 of 5
REVISION HISTORY
rev.
description
date
1.0
initial release
11/19/2010
1.01
applied new spec template
02/29/2012
1.02
V-Infinity branding removed
08/14/2012
updated derating curve
02/07/2013
1.03
The revision history provided is for informational purposes only and is believed to be accurate.
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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.
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