Wall CMDB24S2.5-20 40 watt single output 2:1 input voltage range chassis mount dc/dc converter Datasheet

CMDB Series
40 Watt Single Output
2:1 Input Voltage Range
Chassis Mount DC/DC Converter
Rev. B
FEATURES
● High Efficiency up to 90%
● Fixed Switching Frequency
● Six-Sided Continuous Shield
● 2:1 Wide Input Voltage Range
● International Safety Standard Approval
● Call Factory for More Output Power Options
● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available
UL E155800
TUV
CB
CE MARK
SPECIFICATIONS: CMDB Series
All specifications apply @ 25°C ambient unless otherwise noted
INPUT SPECIFICATIONS
GENERAL SPECIFICATIONS
Input Voltage Range ............ 12V nominal input .......................... 9-18VDC
24V nominal input ........................ 18-36VDC
48V nominal input ........................ 36-75VDC
Efficiency ........................................................................................see table
Under Voltage Lockout
12V nominal input............. DC-DC ON ...........................................9VDC
DC-DC OFF .........................................8VDC
24V nominal input............. DC-DC ON ......................................17.8VDC
DC-DC OFF .......................................16VDC
48V nominal input............. DC-DC ON .........................................36VDC
DC-DC OFF .......................................34VDC
Input Voltage Variation......... dv/dt ............................................ 5V/ms max
(Complies with ETS300 132 part 4.4)
Input Surge Voltage (100ms max) ............... 12V input ...................36VDC
24V input ...................50VDC
48V input .................100VDC
Switching Frequency .................................................................300KHz typ.
Isolation Voltage
Input to Output ................................................................... 1600VDC min.
Input to Case ..................................................................... 1600VDC min.
Output to Case................................................................... 1600VDC min.
9
Isolation Resistance ...............................................................10 ohms min.
Isolation Capacitance .............................................................. 1000pF max.
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature ................................ -40°C to +85°C (with derating)
Storage Temperature .......................................................... -55°C ~ +105°C
Maximum Case Temperature ........................................................... +100°C
Relative Humidity...................................................................5% to 95% RH
Input Reflected Ripple Current (nominal Vin and FL) ...................40mAp-p
Temperature Coefficient ................................................... ±0.02% / °C max.
Start Up Time (nominal Vin and constant resistive load)
Power Up..................................................................................25ms typ.
Remote ON/OFF ......................................................................25ms typ.
Thermal Impedance (See Note 6)
Natural Convection ............................................................ 9.2°C / Watt
Heat-Sink with 20LFM ......................................................... 7.6°C/Watt
Heat-Sink with 500LFM ....................................................... 2.8°C/Watt
Remote ON/OFF (See Note 1)
DC-DC ON .......................................................Open or 3.5V < Vr < 12V
DC-DC OFF........................................................Short or 0V < Vr < 1.2V
Thermal Shock .................................................................... MIL-STD-810D
Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z
Remote Off Input Current (nominal Vin) ...........................................2.5mA
MTBF (See Note 2) .............................................................. 1.398 x 10 hrs
OUTPUT SPECIFICATIONS
PHYSICAL SPECIFICATIONS
Output Voltage ..............................................................................see table
Potting material of the DC/DC Converter ..........................Epoxy (UL94-V0)
Voltage Accuracy (nom Vin and full load) ........................................... ±1%
Shielding of the DC/DC Converter............................................... six – sided
Voltage Adjustability (See Note 1) ..................................................... ±10%
Weight ...........................................................................Approximately 7 oz.
Output Current ..............................................................................see table
Dimensions............................................ 4.00(L) x 2.25(W) x 0.81(H) inches
Output Power ........................................................................ 40 watts max.
SAFETY & EMC
Line Regulation (LL to HL at FL)...................................................... ±0.5%
Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1
Load Regulation (10% to 100% FL)................................................. ±0.5%
Conducted Emissions................. EN55022 ...................................... Class A
Minimum Load ....................................................................................... 0%
Radiated Emissions.................... EN55022 ...................................... Class A
Ripple/Noise (20MHz BW) ............................................................see table
ESD ............................................ EN61000-4-2.....................Perf. Criteria B
Transient Response Recovery Time (25% load step change)...........250us
Radiated Immunity...................... EN61000-4-3..................... Perf. Criteria A
PROTECTION SPECIFICATIONS
Fast Transient............................. EN61000-4-4.....................Perf. Criteria B
Over Voltage Protection....................... 1.5V Output ........................... 3.9V
(Zener diode clamp)
1.8V Output ........................... 3.9V
2.5V Output ........................... 3.9V
3.3V Output ........................... 3.9V
5V Output .............................. 6.2V
12V Output ............................. 15V
15V Output ............................. 18V
Surge .......................................... EN61000-4-5.....................Perf. Criteria B
6
Conducted Immunity
EN61000-4-6.................... Perf. Criteria A
Over Load Protection (% of FL at nominal input)...................... 150% max.
Short Circuit Protection .................................... Hiccup, automatic recovery
Over Temperature Protection .................................................... 115°C typ.
Due to advances in technology, specifications subject to change without notice
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797
CMDB Series
40 Watt Single Output
2:1 Input Voltage Range
Chassis Mount DC/DC Converter
Rev. B
OUTPUT VOLTAGE / CURRENT RATING CHART
Model Number
CMDB12S1.5-12
CMDB12S1.8-14
CMDB12S2.5-20
CMDB12S3.3-26
CMDB12S5-40
CMDB12S12-40
CMDB12S15-40
CMDB24S1.5-12
CMDB24S1.8-14
CMDB24S2.5-20
CMDB24S3.3-26
CMDB24S5-40
CMDB24S12-40
CMDB24S15-40
CMDB48S1.5-12
CMDB48S1.8-14
CMDB48S2.5-20
CMDB48S3.3-26
CMDB48S5-40
CMDB48S12-40
CMDB48S15-40
Input Range
12VDC
(9 – 18 VDC)
24VDC
(18 – 36 VDC)
48VDC
(36 – 75 VDC)
Output
Voltage
1.5 VDC
1.8 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
1.5 VDC
1.8 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
1.5 VDC
1.8 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
Output
Current
8000mA
8000mA
8000mA
8000mA
8000mA
3333mA
2666mA
8000mA
8000mA
8000mA
8000mA
8000mA
3333mA
2666mA
8000mA
8000mA
8000mA
8000mA
8000mA
3333mA
2666mA
Output
Ripple & Noise
50mVp-p
50mVp-p
50mVp-p
50mVp-p
50mVp-p
75mVp-p
75mVp-p
50mVp-p
50mVp-p
50mVp-p
50mVp-p
50mVp-p
75mVp-p
75mVp-p
50mVp-p
50mVp-p
50mVp-p
50mVp-p
50mVp-p
75mVp-p
75mVp-p
Input Current (4)
Efficiency (5)
1250mA
1538mA
2083mA
2683mA
4065mA
4065mA
4015mA
649mA
759mA
1016mA
1325mA
1961mA
2048mA
1985mA
321mA
375mA
508mA
655mA
969mA
1000mA
992mA
84%
82%
84%
86%
86%
86%
87%
81%
83%
86%
87%
89%
88%
89%
82%
84%
86%
88%
90%
89%
89%
NOTES
1. The ON/OFF control pin voltage is referenced to the negative input.
2. BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at 40ºC. (Ground fixed and controlled environment).
3. Heat sink is optional. Please call factory for ordering details.
4. Maximum value at nominal input voltage and full load.
5. Typical value at nominal input voltage and full load.
6. Test at minimum Vin and constant resistive load.
7. Chassis Mount Options: No suffix for open frame, “U” suffix for U Channel, and “E” suffix for Enclosed type.
DERATING CURVES & EFFICIENCY GRAPHS
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797
Max Capacitive (6)
Load
45000µF
37700µF
27000µF
21000µF
13600µF
2360µF
1510µF
45000µF
37700µF
27000µF
21000µF
13600µF
2360µF
1510µF
45000µF
37700µF
27000µF
21000µF
13600µF
2360µF
1510µF
CMDB Series
40 Watt Single Output
2:1 Input Voltage Range
Chassis Mount DC/DC Converter
Rev. B
MECHANICAL DRAWING
Unit: inches [mm]
TRM
+ Out
-Out
-Vin
CNTL
+ Vin
4.00 [101.6]
MODEL NAME
LABEL
2.25 [57.2]
.17 [4.3]
1.13 [28.6]
3.66 [93.0]
.16 [4.06] 2X
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797
.81 [20.6]
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