DMW Ultra Wide Series
Single and Dual Output
4:1 Ultra Wide Input Voltage Range
FEATURES
● 1500VDC Isolation
● Efficiency up to 86%
● Six-Sided Shielding
● MTBF>700,000 Hours
● Remote On/Off Control
● UL1950 Safety Approval
● Internal SMT Construction
● 4:1 Ultra Wide Input Range
● UL 94V-0 Package Material
● Complies with EN55022 Class A
SPECIFICATIONS: DMW Ultra Wide Series
All specifications are based on 25oC, Nominal Input Voltage, and Maximum Output Current unless otherwise noted.
We reserve the right to change specifications based on technological advances.
SPECIFICATION
TEST CONDITIONS
Min
Nom
Max
Unit
INPUT (Vin)
Operating Voltage Range
Start Voltage (24V input models)
Start Voltage (48V input models)
Under Voltage Shutdown (24V input models)
Under Voltage Shutdown (48V input models)
Reverse Polarity Input Current
Short Circuit Input Power
Input Surge Voltage (1000ms) (24V input models)
Input Surge Voltage (1000ms) (48V input models)
Input Filter
9-36, 18-75
VDC
VDC
VDC
VDC
VDC
A
8
15
7
8.5
17
8
9
18
8.5
17
1
13
15
3500
mW
VDC
VDC
-0.7
-0.7
50
100
Pi Filter
OUTPUT (Vo)
Output Voltage Range
Output Voltage Accuracy
Output Voltage Balance
Load Regulation
See Rating Chart
±1.0
±0.5
±0.5
±0.1
±2.0
±2.0
±1.0
±0.5
15
%
%
%
%
W
Dual Output, Balanced Loads
Io = 10% to 100%
Line Regulation
Vin = min. to max.
Output Power
Output Current Range
See Rating Chart
Ripple & Noise (peak to peak)
Ripple & Noise (peak to peak)
Ripple & Noise
20MHz
55
80
100
15
mVpk-pk
mVpk-pk
mVrms
µs
Over Line, Load, and Temperature
Transient Recovery Time
Transient Response Deviation
REMOTE ON/OFF
25% load step change
25% load step change
300
±2
500
±4
%
Supply On
2.5 to 5.5VDC or Open Circuit
Supply Off
-0.7
0.8
10
50
-1
VDC
Standby Input Current
mA
mA
mA
Control Input Current (On)
Control Input Current (Off)
Control Common
Vin – RC = 5.0V
Vin – RC = 0V
Referenced to negative input
PROTECTION
Over Power Protection
Short Circuit Protection
Input Fuse Recommendation (24V input models)
Input Fuse Recommendation (48V input models)
GENERAL
120
%
Continuous
2500mA Slow-Blow Type
1250mA Slow-Blow Type
Efficiency
See Rating Chart
Switching Frequency
290
330
400
KHz
VDC
VDC
MΩ
Isolation Voltage Rated
Isolation Voltage Test
60 seconds
1500
1650
1000
Flash Test for 1 second
500VDC
Isolation Resistance
Isolation Capacitance
100KHz, 1V
1200
1500
pF
Internal Power Dissipation
5,000
mW
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797