ASTEC DA4

Embedded Power for
Business-Critical Continuity
Rev. 1.23.06
DA4 Series
1 of 3
DA4 Series
4 Watts
DA4-050EU
Total Power:
Input Voltage:
# of Outputs:
4 Watts
90-264 VAC
Single
DA4-050US
DA4-050CH
Electrical Specifications
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
Input
Input range
90-264 VAC (wide range)
Frequency
EMI/RFI
47-63 Hz
FCC Part 15, Subpart B Class B & EN55022
(CISPR 22) Class B &EMC89/336/EEC
Safety ground
leakage current
100 μA @ 50/60 Hz, 230 VAC input
Output
Voltage (Vo)
5.5V (5.0V - 6.0V)
Maximum Power (Po)
Hold-up time
Overvoltage protection
4W
Overload protection
Output cable/
connector barrel polarity
Reverse polarity
-0001 suffix
15 ms. typical at full load @ 115 VAC
25% above nominal output maximum
Latching type
Output short circuit protection auto recover
Overload protected > 800mA
DC cable with 2.5 mm x 5.5 mm barrel plug
DC plug center +V; DC plug outer -V
DC plug center -V; DC plug outer +V
Environmental Specifications
Operating temperature:
Safety
UL
CSA
TUV
NEMKO
CB
CE
CCC
60950 / 6500
60950
60950
60950
Certificate and report
EMC & LVD
Mark
0° to 50°C ambient
-40°C to +85°C
Storage temperature:
Electromagnetic
susceptibility:
Designed to meet EN55082-1
Humidity:
Operating; non-condensing 20% to 90% RH
Vibration:
Per IEC 60068-2-6
Embedded Power for
Business-Critical Continuity
Rev. 1.23.06
DA4 Series
2 of 3
Ordering Information
Ripple
Model
Number
Maximum
Power
Output
Voltage
Minimum
Load
Maximum
Load
Peak Load
P/P (PARD)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 μF (tantalum capacitor) in parallel with a 0.1 μF 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
CASE TOP
1.80"
(45 8)
1.57"
(39.8)
78.7"
(2000.0)
CASE BOTTOM
1.02"
(26.0)
2.36"
(60.0)
DA4-050EU
CASE TOP
2.36"
(60.0)
2.23"
(58.3)
1.57"
(39.8)
78.7"
(2000.0)
1.02"
(26.0)
CASE BOTTOM
Embedded Power for
Business-Critical Continuity
Astec Power
Mechanical Drawing
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
DA4-050CH
CASE TOP
2.36"
(60.0)
1.80"
(45.8)
1.57"
(39.8)
78.7"
(2000.0)
Rev. 1.23.06
DA4 Series
3 of 3
1.02"
(26.0)
CASE BOTTOM
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.
Notes:
1. Specifications subject to change without notice.
Printed in U S A
2. all dimensions in inches (mm), tolerance is ±.02"
3. Warranty: 1 year
4. Weight: 0.325 lb. / 0.148 kg.
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