CMLV12S12-150 Wall Industries,Inc., CMLV12S12-150 Datasheet

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CMLV12S12-150

Manufacturer Part Number
CMLV12S12-150
Description
Low Voltage Dc-dc Chassis Mount Converter 10-36 Vdc Input 12vdc Output At 12.5a Half-brick Package
Manufacturer
Wall Industries,Inc.
Datasheet
(888) 597-WALL
Applications:
Description:
The CMLV12S12-150 is a high density, low input voltage, isolated converter on a chassis mount
with a wide input voltage range. Low input voltage converters are uncommon in the industry and
the CMLV12S12-150 offers the flexibility of operation with both 12V and 24V busses. This state-
of-the-art converter’s features include fast transient response, short circuit protection, over current
protection, soft start, and many other features that are required for today’s demanding
applications.
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Architectures (IBA)
microprocessors and Ics
For use in 12V and 24V battery applications.
For use in Intermediate and Distributed Bus
Telecommunication equipment
Network (LANs/WANs) Equipment
Next generation low voltage, high current
Low Voltage DC-DC Chassis Mount Converter
CMLV12S12-150
12Vdc Output at 12.5A
Half-Brick Package
www.wallindustries.com
10-36 Vdc Input
Features:
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Ruggedness
Up to 90% Efficient
Cost Efficient Solution
Delivering 12.5A at Room Temperature with
Fixed Switching Frequency
High Reliability
Output Short Circuit Protection
Output Over Current Protection
Optional Encapsulation for added
Remote ON/OFF
Remote Sense Compensation to 10% Vout
Fast Transient Response
100% Burn In
Soft Start
No Added Heat Sink at 400 LFM
TECHNICAL DATASHEET
1 of 12
Rev. A

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CMLV12S12-150 Summary of contents

Page 1

... Low input voltage converters are uncommon in the industry and the CMLV12S12-150 offers the flexibility of operation with both 12V and 24V busses. This state- of-the-art converter’s features include fast transient response, short circuit protection, over current protection, soft start, and many other features that are required for today’ ...

Page 2

... ON/OFF (0V) to Vout (min) 1 minute 1 minute 1 minute Max. Ambient limited by OTP Case Temperature Greater than Case Temperature Less than Calculated Using Bellcore TR-332 Method 1 case 3 www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 CMLV12S12-150 Min Nom Max - 350 - ...

Page 3

... ALUMINUM ALLOY 3003-0, PER: QQA 250/2. 3. UNLESS OTHERWISE SPECIFIED. (888) 597-WALL Rev ORDER: 4. UNIT COMES WITH EITHER 3M x 0.5 THREADED THRU INSERTS OR FOR Ø.125 THRU-HOLE FOR THE CHASSIS MOUNT BOARD ADD: “TH” SUFFIX TO MODEL PART NUMBER. EXAMPLE: CMLV12S12-150TH www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 Page ...

Page 4

... The converter has the ability to be remotely turned ON or OFF. The CMLV series is Active-High. Active-High means that a logic high at the ON/OFF pin will enable the supply (Figure 2). With Active-High, if the ON/OFF pin is left floating, the supply will be enabled. (888) 597-WALL Rev. A Figure 2: Active-High CMLV Series Converter www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 Page ...

Page 5

... Trim High Vo RTH 12.120 1956.11 All in Kohms 12.240 985.21 12.360 661.57 12.480 499.76 12.600 402.67 12.720 337.94 12.840 291.71 12.960 257.03 13.080 230.06 13.200 208.49 www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 o  (in Kohms) R lim onom (in Kohms) +V out +Rs Pins Facing Down Trim -Rs -V out Note that while decreasing the output voltage, the maximum output current still remains at 12 ...

Page 6

... Table 2 from each TRIM pin to ±RS pin, or alternatively, a single resistor of half the value of Table 2 from the common TRIM pins to the common ±RS pins. (888) 597-WALL Rev schottky diode must be placed at the +Vo pin of each supply as shown in f Figure 5: Paralleling Converters www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 Page ...

Page 7

... Rev. A Graph 1: CMLV12S12-150 Efficiency vs. Output Current (A) o Graph 2: CMLV12S12-150 Max Ambient vs Airflow - 12Vin No Airflow - 24Vin 400 LFM - 12Vin 400 LFM - 24Vin - Ambient (°C) www.wallindustries.com TECHNICAL DATASHEET ...

Page 8

... V (V) in Note: Voltage measurements taken where the output pins are soldered into test board. (888) 597-WALL Rev. A Graph 4: CMLV12S12-150 Power Dissipation vs. Input Voltage Io=0A Io=1A Io=2.5A Io=5A Io=7.5A Io=10A Io=12.5A (V) Graph 6: CMLV12S12-150 "Remote Off" Input Current and 12.0 11.0 10.0 9.0 8.0 7.0 6.0 5 www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 30 28 Io=1A Io=2.5A Io=5A Io=7.5A 26 Io=10A Io=12 ...

Page 9

... Graph 7: CMLV12S12-150 Load Regulation (±RS Pins Open) 0.23% 0.22% 0.21% Vin=10V 0.20% Vin=12V Vin=24V 0.19% Vin=36V 0.18% 0.17% 0.16% 0.15% 0.14% 0.13% 0.12% 0.11% 0.10% 0.09% 0.08% 0.07% 0.06% 0.05% 0.04% 0.03% 0.02% 0.01% 0.00 Graph 9: CMLV12S12-150 Line Regulation (+RS to +Vo, -RS to -Vo) 0.20% 0.19% Io=1A Io=2.5A 0.18% Io=5A 0.17% Io=7.5A 0.16% Io=10A 0.15% Io=12.5A 0.14% 0.13% 0.12% 0.11% 0.10% 0.09% 0.08% 0.07% 0.06% 0.05% 0.04% 0.03% 0.02% 0.01% 0.00 Note: Voltage measurements taken where the output pins are soldered into test board. (888) 597-WALL Rev ...

Page 10

... TEST SETUP: The CMLV12S12-150 specifications are tested with the following configurations: Regulation and Efficiency Setup To ensure that accurate measurement are taken, the voltage measurements are taken directly at the terminal of the module. This minimizes errors due to contact and trace lengths between the load and the output of the supply. The following is a diagram of the test setup ...

Page 11

... Airflow should be aligned lengthwise to the converter for optimum heat transfer. Contact Factory for derating curves. (888) 597-WALL Rev. A Figure 9: Airflow Orientation +V in Pins Facing Down CMLV12S12-150 ON/OFF -V in www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 +V out -V out Page ...

Page 12

... Rev. A Nominal Single Output Nominal Output Voltage (603)778-2300 Phone: (888)587-9255 Toll Free: (603)778-9797 Fax: E-mail: sales@wallindustries.com Web: www.wallindustries.com Address: 5 Watson Brook Rd. Exeter, NH 03833 www.wallindustries.com TECHNICAL DATASHEET CMLV12S12-150 Options Blank Threaded Hole TH Through Hole Maximum Output Power Page ...

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