CMDMW Datasheet, PDF (1/6 Pages) Wall Industries,Inc. – Chassis Mount DC/DC Converter

Rev. B
CMDMW Series
15 Watt Single Output
Chassis Mount DC/DC Converter
4:1 Ultra Wide Input Voltage Range
FEATURES
● 1500VDC Isolation
● 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
● Call Factory for More Output Power Options
● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available
SPECIFICATIONS: CMDMW Series
All specifications are based on 25°C, 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 (V_in)
Operating Voltage Range
9-36, 18-75
VDC
Start Voltage
24V input models
48V input models
8
8.5
9
VDC
15
17
18
VDC
Under Voltage Shutdown
24V input models
48V input models
7
8
8.5 VDC
13
15
17
VDC
Reverse Polarity Input Current
1
A
Short Circuit Input Power
3500
mW
Input Surge Voltage (1000ms)
24V input models
48V input models
-0.7
50
VDC
-0.7
100 VDC
OUTPUT (V_o)
Output Voltage Range
See Rating Chart
Output Voltage Accuracy
±1.0
±2.0 %
Load Regulation
Io = 10% to 100%
±0.5
±1.0 %
Line Regulation
Vin = min. to max.
±0.1
±0.5 %
Output Power
15
W
Output Current Range
See Rating Chart
Ripple & Noise (peak to peak)
Ripple & Noise (peak to peak)
Ripple & Noise
20MHz
Over Line, Load, and Temperature
55
80
mV_pk-pk
100
mV_pk-pk
15
mVrms
Transient Recovery Time
25% load step change
300
500 µs
Transient Response Deviation
25% load step change
±2
±4
%
REMOTE ON/OFF
Supply On
2.5 to 5.5VDC or Open Circuit
Supply Off
-0.7
0.8 VDC
Standby Input Current
10
mA
Control Input Current (On)
Vin – RC = 5.0V
50
mA
Control Input Current (Off)
Vin – RC = 0V
-1
mA
Control Common
Referenced to negative input
PROTECTION
Over Power Protection
120
%
Short Circuit Protection
Continuous
GENERAL
Efficiency
See Rating Chart
Switching Frequency
290
330
400 KHz
Isolation Voltage Rated
60 seconds
1500
VDC
Isolation Voltage Test
Flash Test for 1 second
1650
VDC
Isolation Resistance
500VDC
1000
MΩ
Isolation Capacitance
100KHz, 1V
1200
1500 pF
Internal Power Dissipation
5,000 mW
ENVIRONMENTAL
Operating Temperature (Ambient)
-40
+60 °C
Operating Temperature (Case)
-40
+100 °C
Storage Temperature
-50
+125 °C
Lead Temperature
1.5mm from case for 10 seconds
260 °C
Humidity
95
%
Cooling
Free air convection
RFI
Six-sided shielding, metal case
Temperature Coefficient
±0.01 ±0.02 %/°C
MTBF
MIL-HDBK-217F @ 25°C, Ground Benign
700
Khours
Conducted EMI
EN55022 Class A
PHYSICAL
Weight
Approximately 6oz
Dimensions
4.00(L) x 2.25(W) x 0.81(H) inches
Flammability
UL94V-0
Heatsink material
Aluminum
Heatsink finish
Anodic treatment (black)
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax [phone]