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
REMOTE ON/OFF (See Note 3)
DC/DC ON
Open or 3V ~ 12 VDC
Short or 0 ~ 1.2 VDC
Short or 0 ~ 1.2 VDC
Open or 3V ~ 12 VDC
+0.5
Positive Logic (standard)
Referenced to –Input pin
Referenced to –Input pin
DC/DC OFF
DC/DC ON
DC/DC OFF
Negative Logic (optional)
Input Current of Remote Control Pin Nominal Vin
-0.5
mA
mA
Remote OFF State Input Current
ENVIRONMENTAL SPECIFICATIONS
Operating Ambient Temperature
Maximum Case Temperature
Storage Temperature
Nominal Vin
3
See derating curves
-40
-55
+85
+105
+125
°C
°C
°C
Without Heatsink
With Heatsink
10.8
10.3
Thermal Impedance (See Note 4)
Natural Convection (20LFM)
°C/W
Relative Humidity
Thermal Shock
Vibration
5
95
% RH
MIL-STD-810F
MIL-STD-810F
2,137,000 hours
192,200 hours
BELLCORE TR-NWT-000332 Case 1: 50% Stress, Ta=40°C
MIL-HDBK-217F Ta=25°C, full load (G/B, controlled environment)
MTBF
PHYSICAL SPECIFICATIONS
Weight
1.13oz (32g)
2.00x1.00x0.40 inch (50.8x25.4x10.2
Dimensions (L x W x H)
mm)
Case Material
Base Material
Potting Material
Shielding
copper
FR4 PCB
Silicon (UL94-V0)
Six-sided
SAFETY & EMC CHARACTERISTICS
Safety Approvals
EMI (See Note 1)
IEC60950-1, UL60950-1, EN60950-1
Class A
EN55022
Air ±8kV
Contact ±6kV
20 V/m
±2kV
±2kV
ESD
EN61000-4-2
Perf. Criteria A
Radiated Immunity
Fast Transient (See Note 2)
Surge (See Note 2)
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
Perf. Criteria A
Perf. Criteria A
Perf. Criteria A
Perf. Criteria A
Conducted Immunity
10 Vrms
DERATING CURVES
CR48S05-40 Derating Curve
CR48S05-40 Derating Curve with Heatsink
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 3 of 5
website: www.wallindustries.com • e-mail: sales@wallindustries.com
WALL [ WALL INDUSTRIES,INC. ]
