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date 06/20/2017
page 1 of 5
SERIES: ETMA 250W U DESCRIPTION: MEDICAL AC-DC POWER SUPPLY
MODEL output
voltage
output
current
output
power
ripple
and noise1
efciency
level
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
ETMA1202083U 12 20.83 250 240 V
ETMA1601563U 16 15.63 250 300 V
ETMA1901316U 19 13.16 250 300 V
ETMA2001250U 20 12.5 250 300 V
ETMA2401042U 24 10.42 250 300 V
ETMA360694U 36 6.94 250 300 V
ETMA480521U 48 5.21 250 300 V
Notes: 1. At full load, 100 ~ 240 Vac input, 20 MHz bandwidth oscilloscope, each output terminated with 10 µF aluminum electrolytic and 0.1 µF ceramic capacitors.
FEATURES
• up to 250 W power
• universal input (90~264 Vac)
• single regulated output from 12~48 V
• over voltage, overload and short circuit protections
• medical 60601-1 4th edition safety approvals
• designed for 2 x MOPP applications
• active PFC
• level V efficiency
• custom designs available
PART NUMBER KEY
ETMA1202083U C - P68 - WP - CXX
DC Plug Type
Factory
Designation
Base Number
example of 12 Vdc, 20.83 A
Reserved for Custom
Congurations
RoHS
Input Cable:
C = included
blank = no cable
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date 06/20/2017 page 2 of 5CUI Inc SERIES: ETMA 250W U DESCRIPTION: MEDICAL AC-DC POWER SUPPLY
INPUT
parameter conditions/description min typ max units
voltage 90 264 Vac
frequency 47 63 Hz
current at 90 Vac, 60 Hz 3.5 A
inrush current at 230 Vac, cold start 150 A
no load power consumption 0.5 W
OUTPUT
parameter conditions/description min typ max units
line regulation ±1 %
load regulation ±5 %
hold-up time at 115 Vac 16 ms
temperature coefcient ±0.05 %/°C
PROTECTIONS
parameter conditions/description
over voltage protection
12 V output
16 V output
19 V output
20 V output
24, 36 V outputs
48 V output
110
110
111
118
110
110
133
130
137
130
125
120
%
%
%
%
%
%
overload protection shutdown and auto restart 110 160 %
short circuit protection continuous, auto restart
SAFETY & COMPLIANCE
parameter conditions/description min typ max units
isolation voltage input to output for 2 seconds
input to frame ground for 2 seconds
4,242
2,121
Vdc
Vdc
insulation resistance input to output, at 500 Vdc
input to frame ground, at 500 Vdc
20
20
safety approvals medical UL/cUL UL 60601-1, TUV EN 60601-1, CB IEC 60601-1 4th edition
EMI/EMC FCC Part 18 Class B, EN 60601-1, EN 55011
MTBF at 25°C, max. load 140,000 hours
RoHS compliant yes
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature 0 50 °C
storage temperature -10 70 °C
humidity non-condensing 20 90 %
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date 06/20/2017 page 3 of 5CUI Inc SERIES: ETMA 250W U DESCRIPTION: MEDICAL AC-DC POWER SUPPLY
MECHANICAL DRAWING
104.5 0.5
188.5 0.5
60.0 0.5
units: mm
MECHANICAL
parameter conditions/description min typ max units
dimensions 7.42 x 4.11 x 2.36 (188.5 x 104.5 x 60 mm) inch
weight 1.06 kg
input plug IEC320 / C14
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date 06/20/2017 page 4 of 5CUI Inc SERIES: ETMA 250W U DESCRIPTION: MEDICAL AC-DC POWER SUPPLY
DC CORD
[2464#16AWG 5C+1(16AWG)]
SECTIONAL DRAWING
Red+White+Yellow
Black+Blue+D.W.
PCB Terminal ø3.2*2
UL Heat Shrinkable Tube
FRONT VIEW
6P DIN
1. Blue (GND)
2. Black (GND)
3. D.W. (GND)
4. Red (+V)
5. White (+V)
6. Yellow (+V)
COMPONENT LIST
1. Cable: color black, UL/CSA 2464 80/90°C 300V
16 AWG X 5C+Aluminum Shield (16AWG)
2. PVC Wire: blue/black/white/yellow/red
3. Housing: 6P=P4.2 UL/CSA/TUV 94V-2 natural [7A/250V/85°C]
4. WST P4.20 6pin WAFTER M-I42002 (P533142006F1001)
AC CORD
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date 06/20/2017 page 5 of 5CUI Inc SERIES: ETMA 250W U DESCRIPTION: MEDICAL AC-DC POWER SUPPLY
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation.
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.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
rev. description date
1.0 initial release 03/05/2012
1.01 updated dc cord drawing 06/05/2012
1.02 description and warranty updated 08/21/2012
1.03 replaced TUV approval with Nemko 09/04/2013
1.04 updated to medical 60601-1 4th edition 06/20/2017
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
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Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
CUI Inc.:
ETMA1901316UC-P68-WP ETMA480521UC-P68-WP ETMA2001250UC-P68-WP ETMA360694UC-P68-WP
ETMA2401042UC-P68-WP ETMA1601563UC-P68-WP ETMA1202083UC-P68-WP