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CMJR24S12-830 Datasheet(PDF) 1 Page - Wall Industries,Inc.

Part # CMJR24S12-830
Description  Chassis Mount DC/DC Converter
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Manufacturer  WALL [Wall Industries,Inc.]
Direct Link  http://www.wallindustries.com
Logo WALL - Wall Industries,Inc.

CMJR24S12-830 Datasheet(HTML) 1 Page - Wall Industries,Inc.

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Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797
CMJR Series
10 Watt Single Output
2:1 Wide Input Voltage Range
Chassis Mount DC/DC Converter
Rev. B
FEATURES
● 10 Watts Output Power
● High Efficiency up to 86%
● Fixed Switching Frequency
● Six-Sided Continuous Shield
● 2:1 Wide Input Voltage Range
● International Safety Standard Approval
● Call Factory for More Output Power Options
● Options: Add suffix “-I” for Extended Operating Temperature Range
● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available
SPECIFICATIONS: CMJR Series
All specifications apply @ 25°C ambient unless otherwise noted
INPUT SPECIFICATIONS
Input Voltage Range ............ 5V nominal input ......................... 4.5 - 9VDC
12V nominal input ........................ 9 - 18VDC
24V nominal input ...................... 18 - 36VDC
48V nominal input ...................... 36 - 75VDC
Input Surge Voltage (100ms max) ....... 5V input .............................15VDC
12V input ...........................36VDC
24V input ...........................50VDC
48V input .........................100VDC
Input Reflected Ripple Current......................................................30mAp-p
(nominal Vin and full load)
Start Up Time (nominal Vin and constant resistive load) .............20ms typ.
Remote ON/OFF (Option) (See Note 2)
(Positive Logic)............... DC-DC ON.............Open or 3.5V < Vr < 12V
DC-DC OFF .............Short or 0V < Vr < 1.2V
(Negative Logic) ............. DC-DC ON...............Short or 0V < Vr < 1.2V
DC-DC OFF ...........Open or 3.5V < Vr < 12V
Remote Off Input Current (nominal Vin) ............................................20mA
OUTPUT SPECIFICATIONS
Output Voltage ..............................................................................see table
Voltage Accuracy (nominal Vin and full load) ...................................... ±1%
Output Current ..............................................................................see table
Output Power ........................................................................ 10 watts max.
Line Regulation (LL to HL at FL)....................................................... ±0.2%
Load Regulation (10% - 100 % FL).................................................. ±0.5%
Minimum Load (See Note 1) ..............................................10% of full load
Ripple/Noise (20 MHz BW) ...........................................................50mVp-p
Temperature Coefficient ................................................. ±0.02% / °C max.
Transient Response Recovery Time (25% load step) .......................250us
PROTECTION SPECIFICATIONS
Over Voltage Protection................. 3.3V output ..................................3.9V
(zener diode clamp)
5V output ..................................6.2V
12V output ...................................15V
15V output ...................................18V
Over Load Protection (% of full load at nominal input).............. 150% max.
Short Circuit Protection. ...................................Hiccup, automatic recovery
GENERAL SPECIFICATIONS
Efficiency ........................................................................................see table
Switching Frequency .................................................................300KHz typ.
Isolation Voltage (Input to Output)......................................... 1600VDC min.
Isolation Resistance ...............................................................10
9 ohms min.
Isolation Capacitance ................................................................ 300pF max.
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature (See derating curves)
Standard ............................................... -25°C ~ +85°C (with derating)
“I” (See Note 4)........................................ -40°C ~ +85°C (no derating)
(except for 5V input models)
Storage Temperature .......................................................... -55°C ~ +105°C
Maximum Case Temperature ............................................................. 100°C
Relative Humidity...................................................................5% to 95% RH
Thermal Shock .................................................................... MIL-STD-810D
Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z
MTBF (See Note 3) .......................................................... 1.976 x 10
6 hours
PHYSICAL SPECIFICATIONS
Potting material of the DC/DC Converter ..........................Epoxy (UL94-V0)
Shielding of the DC/DC Converter.................................................. six-sided
Weight .............................................................................Approximately 6oz
Dimensions............................................ 4.00(L) x 2.25(W) x 0.81(H) inches
SAFETY & EMC
Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1
(except for 5V input models)
Conducted Emissions.........EN55022 .............................................. Class A
Radiated Emissions............EN55022 .............................................. Class A
EN55022 .............................................. Class B
ESD ....................................EN61000-4-2.............................Perf. Criteria B
Radiated Immunity..............EN61000-4-3.............................Perf. Criteria A
Fast Transient.....................EN61000-4-4.............................Perf. Criteria B
Surge ..................................EN61000-4-5.............................Perf. Criteria B
Conducted Immunity...........EN61000-4-6.............................Perf. Criteria A
Due to advances in technology, specifications subject to change without notice


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