Rev. 1.23.06
DA4 Series
1 of 3
Embedded Power for
Business-Critical Continuity
DA4 Series
4 Watts
Special Features
Switching wallmount
power supply
Available in multiple AC plug
configurations
CE Mark EMC & LVD
Universal AC input
Regulated output
Overload and short circuit
protection
Constant voltage, constant
current
High MTBF
Built in EMI filter (CISPR 22
Class B)
LED power good indicator
Total Power:
4 Watts
Input Voltage:
90-264 VAC
# of Outputs:
Single
Electrical Specifications
Safety
Input
Input range
90-264 VAC (wide range)
Frequency
47-63 Hz
EMI/RFI
FCC Part 15, Subpart B Class B & EN55022
(CISPR 22) Class B &EMC89/336/EEC
Safety ground
leakage current
100
A @ 50/60 Hz, 230 VAC input
Output
Voltage (Vo)
5.5V (5.0V - 6.0V)
Maximum Power (Po)
4W
Hold-up time
15 ms. typical at full load @ 115 VAC
Overvoltage protection
25% above nominal output maximum
Latching type
Overload protection
Output short circuit protection auto recover
Overload protected > 800mA
Output cable/
connector barrel polarity
DC cable with 2.5 mm x 5.5 mm barrel plug
DC plug center +V; DC plug outer -V
Reverse polarity
-0001 suffix
DC plug center -V; DC plug outer +V
Operating temperature:
0 to 50C ambient
Storage temperature:
-40C to +85C
Electromagnetic
susceptibility:
Designed to meet EN55082-1
Humidity:
Operating; non-condensing 20% to 90% RH
Vibration:
Per IEC 60068-2-6
Environmental Specifications
UL
60950 / 6500
CSA
60950
TUV
60950
NEMKO 60950
CB
Certificate and report
CE
EMC & LVD
CCC
Mark
DA4-050CH
DA4-050US
DA4-050EU
CASE TOP
CASE BOTTOM
1.80"
(45
8)
2.36"
(60.0)
1.57"
(39.8)
1.02"
(26.0)
78.7"
(2000.0)
Rev. 1.23.06
DA4 Series
2 of 3
Embedded Power for
Business-Critical Continuity
Ordering Information
M
Mo
od
de
ell
N
Nu
um
mb
be
err
M
Ma
axxiim
mu
um
m
P
Po
ow
we
err
O
Ou
uttp
pu
utt
V
Vo
olltta
ag
ge
e
M
Miin
niim
mu
um
m
L
Lo
oa
ad
d
M
Ma
axxiim
mu
um
m
L
Lo
oa
ad
d
P
Pe
ea
ak
k LLo
oa
ad
d
R
Riip
pp
plle
e
P
P//P
P ((P
PA
AR
RD
D))1
1
DA4-050US
4W
5.5V
0
0.75A
0.80A
150mV
DA4-050EU
4W
5.5V
0
0.75A
0.80A
150mV
DA4-050CH
4W
5.5V
0
0.75A
0.80A
150mV
1. Peak-to-peak with 1 MHz bandwidth and 10 F (tantalum capacitor) in parallel with a 0.1 F capacitor at
rated line voltage and load ranges.
2. Output should not be crounded for EMI purpose.
3. Add -0001 suffix to the part number for reverse polarity, for example DA4-050US-0001.
Mechanical Drawing
DA4-050US
1.57"
(39.8)
1.02"
(26.0)
2.23"
(58.3)
2.36"
(60.0)
CASE BOTTOM
CASE TOP
78.7"
(2000.0)
DA4-050EU
Rev. 1.23.06
DA4 Series
3 of 3
Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
2006 Emerson Electric Co.
Embedded Power for
Business-Critical Continuity
Emerson Network Power.
The global leader in enabling
business-critical continuity.
EmersonNetworkPower. com
AC Power
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Mechanical Drawing
Astec Power
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Technical Support: +1 888 41 ASTEC
or +1 407 241 2752
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: +44 (0) 1384 842 211
Facsimile: +44 (0) 1384 843 355
Units 2111-2116, Level 21
Tower 1, Metroplaza
223, Hing Fong Road
Kwai Fong, New Territories
Hong Kong
Telephone: +852 2437 9662
Facsimile: +852 2402 4426
For global contact, visit:
www.astecpower.com
technicalsupport@astec.com
While every precaution has been taken to ensure
accuracy and completeness in this literature, Astec
Power assumes no responsibility, and disclaims
all liability for damages resulting from use of this
information or for any errors or omissions.
Printed in U S A
Notes:
1. Specifications subject to change without notice.
2. all dimensions in inches (mm), tolerance is .02"
3. Warranty: 1 year
4. Weight: 0.325 lb. / 0.148 kg.
CASE BOTTOM
CASE TOP
1.57"
(39.8)
1.02"
(26.0)
1.80"
(45.8)
2.36"
(60.0)
78.7"
(2000.0)
DA4-050CH
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ZIP