VMS-20-12 [CUI]
AC-DC POWER SUPPLY; AC- DC电源供应器
| 型号： | VMS-20-12 |
| 厂家： | 
CUI INC |
| 描述： | AC-DC POWER SUPPLY |
| 文件： | 总4页 (文件大小：218K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
date 10/26/2011
page 1 of 4
SERIES: VMS-20 │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
• up to 21.6 W continuous power
• compact size
• universal input (90 ~ 264 Vac)
• single output from 3.3 to 24 V
• no load power < 0.3W
• over voltage and short circuit protections
• full medical safety approvals
• efficiency up to 85%
RoHS
output
voltage
output
current
max
(A)
output
power
max
(W)
ripple and
noise1
max
(mVp-p)
efficiency
MODEL
typ
(%)
(Vdc)
3.3
5
VMS-20-3.3
VMS-20-5
VMS-20-9
VMS-20-12
VMS-20-15
VMS-20-24
4.0
4.0
2.3
1.7
1.4
0.9
13.2
20.0
20.7
20.4
21.0
21.6
50
50
75
80
81
83
84
85
9
90
12
15
24
100
100
100
Notes:
1. Measured at 20MHz, with 0.1uF ceramic and 10uF electrolytic capacitors
PART NUMBER KEY
VMS-20 - XX
Base Number
Output Voltage
cui.com
date 10/26/2011 page 2 of 4
CUI Inc │ SERIES: VMS-20 │ DESCRIPTION: AC-DC POWER SUPPLY
INPUT
parameter
voltage
conditions/description
min
90
typ
max
264
63
units
Vac
Hz
frequency
47
input current
inrush current
0.5
40
A
at 230 Vac, cold start at 25 °C
A
OUTPUT
parameter
conditions/description
low line to high line, full load
10% to 100% full load
115 Vac
min
typ
max
±0.5
±1
units
%
line regulation
load regulation
hold-up time
%
10
ms
switching frequency
100
KHz
PROTECTIONS
parameter
conditions/description
min
typ
typ
max
units
over voltage protection
short circuit protection
115
140
%
continuous
SAFETY & COMPLIANCE
parameter
conditions/description
input to output
min
max
units
isolation voltage
safety approvals
EMI/EMC
5,656
Vdc
UL60601-1, IEC60601-1, EN60601-1
EN60601-1/EN61204-3/EN55022/CISPR Class B, EN55024
leakage current
RoHS compliant
MTBF
0.1
mA
hrs
yes
MIL-HDBK-217F, GB
400,000
ENVIRONMENTAL
parameter
conditions/description
min
-25
-40
typ
typ
max
70
units
°C
operating temperature
storage temperature
operating humidity
see derating curve
85
°C
non-condensing
93
%
MECHANICAL
parameter
conditions/description
min
max
units
inch
g
dimensions
2.38 x 1.60 x 0.80 (60.5 x 40.6 x 20.4 mm)
weight
50
cooling method
free air convection
(see derating curves below)
cui.com
date 10/26/2011 page 3 of 4
CUI Inc │ SERIES: VMS-20 │ DESCRIPTION: AC-DC POWER SUPPLY
DERATING CURVES
output power vs. ambient temperature
100
80
(Natural Convection)
60
40
20
-30
-20
0
10
20
30
40
50
60
70
Ambient Temperature (°C)
MECHANICAL DRAWING
units: mm[in]
TOLERANCE: mm: X.X = ±0.5 ; X.XX = ±0.25
inch: X.XX = ±0.02 ; X.XXX = ±0.01
60.5 2.38
54.00 2.126
-Vo
ACN
ACL
40.6 1.60
30.32 1.194
20.32 0.800
+Vo
10.32 0.406
3.06 0.120
2.82 0.111
20.40 0.803
MAX
17.00 0.669
2.00 0.079
3.40 0.134
MAX
1.80 0.071
1.00 0.039
3.80 0.150
cui.com
date 10/26/2011 page 4 of 4
CUI Inc │ SERIES: VMS-20 │ DESCRIPTION: AC-DC POWER SUPPLY
REVISION HISTORY
rev.
description
initial release
date
1.0
10/26/2011
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
techsupport@cui.com
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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