CR SERIES
40 Watt DC/DC Power Converters
Rev B
TECHNICAL SPECIFICATIONS: CR 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
Typ
Max
Unit
INPUT SPECIFICATIONS
12VDC nominal input models
9
18
36
12
24
48
18
36
75
9
18
36
Input Voltage Range
Start-Up Voltage
24VDC nominal input models
48VDC nominal input models
12VDC nominal input models
24VDC nominal input models
48VDC nominal input models
12VDC nominal input models
24VDC nominal input models
48VDC nominal input models
12VDC nominal input models
24VDC nominal input models
48VDC nominal input models
VDC
VDC
VDC
VDC
8
16
32
Shutdown Voltage
25
50
100
Input Surge Voltage (1sec, max.)
Input Current
No Load
See Table
Input Filter
Pi type
OUTPUT SPECIFICATIONS
Output Voltage
See Table
Voltage Accuracy
Line Regulation
-1.0
-0.2
-0.5
-1.0
+1.0
%
%
Low line to high line at full load
No load to full load
+0.2
+0.5
+1.0
Single Output Models
Dual Output Models
Load Regulation
%
%
Cross Regulation (Dual Output
Models)
Asymmetrical load 25% / 100% FL
Single Output Models
-5.0
+5.0
3.3V, 5V, & 12V Output
Models
15V & 24V Outputs Models
-10
-10
+10
+20
Voltage Adjustability
%
Output Power
See Table
Output Current
See Table
Minimum Load
0
%
Maximum Capacitive Load
Minimum input and constant resistive load
See Table
3.3V & 5V Output Models
12V & 15V Output Models
24V Output Models
75
100
150
100
125
200
Measured by 20MHz bandwidth and
with a 0.1µF/50V X7R MLCC
capacitor
Ripple & Noise
mVp-p
Transient Response Recovery Time 25% load step change
250
60
60
µs
ms
Power Up
Remote On/Off
Start-Up Time
Constant resistive load
Temperature Coefficient
PROTECTION
-0.02
+0.02
%/°C
Short Circuit Protection
Over Load Protection
Continuous, automatic recovery
% of rated Iout; hiccup mode
Zener diode clamp
150
%
3.3V Output Models
5V Output Models
12V Output Models
15V Output Models
24 V Output Models
3.9
6.2
15
20
30
Over Voltage Protection
VDC
°C
Over Temperature Protection
GENERAL SPECIFICATIONS
Efficiency
+115
Nominal input voltage and full load
See Table
Switching Frequency
225
250
275
kHz
Input to Output
Input to Case
Output to Case
1600
1600
1600
Isolation Voltage
1 minute
500VDC
VDC
Isolation Resistance
Isolation Capacitance
1
GΩ
1500
pF
Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
Fax 603-778-9797
06/23/2014
Page 2 of 5
website: www.wallindustries.com • e-mail: sales@wallindustries.com
WALL [ WALL INDUSTRIES,INC. ]
