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DCMD20W-4815DN Datasheet(PDF) 2 Page - Wall Industries,Inc.

Part # DCMD20W-4815DN
Description  20 Watts DC/DC Converter Single and Dual Output
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Manufacturer  WALL [Wall Industries,Inc.]
Direct Link  http://www.wallindustries.com
Logo WALL - Wall Industries,Inc.

DCMD20W-4815DN Datasheet(HTML) 2 Page - Wall Industries,Inc.

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Rev A
DCMD20W SERIES
20 Watts
DC/DC Converter
Single and Dual Output
1/12/2017
Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
Fax 603-778-9797
website: www.wallindustries.com • e-mail: sales@wallindustries.com
Page 2 of 5
SPECIFICATIONS
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
Typ
Max
Unit
INPUT SPECIFICATIONS
Input Voltage Range
24Vin (Nominal)
9.5
24
36
VDC
48Vin (Nominal)
18
48
75
Start-Up Voltage
24Vin (Nominal)
9.5
VDC
48Vin (Nominal)
18
Shutdown Voltage
24Vin (Nominal)
7.5
VDC
48Vin (Nominal)
15
Input Surge Voltage (100ms, max.)
24Vin (Nominal)
50
VDC
48Vin (Nominal)
100
Input Fuse (Slow Blow)
24Vin (Nominal)
6
A
48Vin (Nominal)
4
Inrush Current
15
A
Input Reflected Ripple Current
Nominal Input and Full Load
10
mAp-p
OUTPUT SPECIFICATIONS
Output Voltage
See Table
Voltage Accuracy
3.3Vout
-1.5
+1.5
%
Others
-1.0
+1.0
Line Regulation
Low Line to High Line @Full Load
Single
-0.2
+0.2
%
Dual
-0.5
+0.5
Load Regulation
No Load to Full Load
3.3Vout
-1.5
+1.5
%
Others
-1.0
+1.0
Voltage Adjustability
Single Output
-10
+10
%
Cross Regulation
Asymmetrical Load 25%/100% Full Load, Dual Outputs
-5.0
+5.0
%
Output Power
See Table
Output Current
See Table
Maximum Capacitive Load
See Table
Ripple & Noise (20MHz bandwidth)
Measured by 20MHz Bandwidth
Single
3.3Vout
60
mVp-p
5, 12, 15Vout
75
Dual
100
Transient Response Recovery Time
25% Load Step Change
250
µS
Start-Up Time
Constant Resistive Load
Power Up
100
ms
Remote ON/OFF
20
Temperature Coefficient
-0.02
+0.02
%/ºC
Output Indicator
Green LED
REMOTE ON/OFF CONTROL(3)
Positive Logic (Standard)
DC-DC ON
Open or 3~12VDC
DC-DC OFF
Short of 0~1.2VDC
Negative Logic (Option)
DC-DC ON
Short or 0~1.2VDC
DC-DC OFF
Open or 3~12VDC
Input Current of CTRL Pin
-0.5
0.5
mA
Remote OFF Input Current
2.5
mA
PROTECTION
Short Circuit Protection
Continuous, Automatic Recovery
Over Load Protection
% of Iout Rated
150
%
Over Voltage Protection
Zener Diode Clamp
3.3Vout
3.9
VDC
5Vout
6.2
12Vout
15
15Vout
18
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature
Without Derating
-40
+75
ºC
With Derating
+75
+91
Storage Temperature
-40
+105
ºC
Thermal Shock
MIL-STD-810F
Relative Humidity
5
95
%RH
Vibration
Chassis Mount Models
MIL-STD-810F
Enclosed Models
MIL-STD-810F
DIN Rail Models
IEC60068-2-6
Enclosed & DIN Rail
IEC60068-2-6
MTBF
MIL-HDBK-217F, Full Load
1,966,000
Hours


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