Rev D FEATURES CMLV Series Half-Brick 50-150 Watt, Single Output Chassis Mount DC/DC Converter APPLICATIONS ● Soft Start ● For use in 12V and 24V Battery Applications ● 100% Burn In ● For use in Intermediate and Distributed ● High Reliability Bus Architectures (IBA) ● Remote ON/OFF ● Telecommunications Equipment ● Up to 89% Efficient ● Network (LANs/WANs) Equipment ● Cost Efficient Solution ● Next Generation Low Voltage, High ● Fast Transient Response Current Microprocessors and ICs ● Fixed Switching Frequency ● Encapsulated for Added Ruggedness ● Short Circuit and Over Current Protected ● Remote Sense Compensation to 10% Vout DESCRIPTION The CMLV series consists of high density, low input voltage, isolated converters on a chassis mount with a wide input voltage range. Low input voltage converters are uncommon in the industry and the CMLV series offers the flexibility of operation with both 12V and 24V busses. These state-of-the-art converters’ 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. SPECIFICATIONS: CMLV Series All specifications apply @ 25°C ambient unless otherwise noted INPUT SPECIFICATIONS PROTECTION SPECIFICATIONS Input Voltage Range .....................................................10-36VDC Current Limit ................................................................... 110-140% UVLO Turn On at ...................................................... 9.6VDC max Short Circuit Protection ................................................. Continuous UVLO Turn off at ....................................................... 9.5VDC max GENERAL SPECIFICATIONS Input Filter ..............................................See Technical Datasheet Efficiency ............................................................................ To 89% Remote ON/OFF ........................... Logic Enable referenced to -Vin, No suffix........................................... Open/High=ON, Low=OFF “R” suffix .......................................... Open/High=OFF, Low=ON Switching Frequency ...................................................400KHz typ. Input Reflected Ripple current..................................... 225mA typ. Input Surge Voltage ................................. 50VDC max for 100ms Isolation Voltage Input to Output ..........................................................1500VDC Input to Case ..............................................................500VDC Output to Case............................................................500VDC Isolation Resistance....................................................... 10MΩ min. OUTPUT SPECIFICATIONS Output Voltage ................................................................ see table ENVIRONMENTAL SPECIFICATIONS Voltage Accuracy ................................................................... ±1% Operating Temperature (case).............................. -40°C ~ +100°C Output Adjustability .............................................................. ±10% Storage Temperature............................................. -50°C ~ +125°C Output Current ................................................................ see table Humidity..............................................................................To 95% Output Power .................................................................. see table Temperature Coefficient ................................................ ±0.2% / °C Line Regulation (LL to HL at FL) ......................................... ±0.2% MTBF .................................................................... 2,563,116 hours Load Regulation (20% to 100% load).................................. ±0.2% PHYSICAL SPECIFICATIONS Ripple/Noise (20 MHz BW) ................................................... 1.5% Weight ...................................................................... 7.52oz (213g) Remote Sense Compensation ............................................... 10% Dimensions (L x W x H) ...........................5.70 x 3.40 x 1.34 inches 144.8 x 86.4 x 34 mm Transient Response (50% load step) ..................................250ms Case Material................................................. thick, aluminum alloy Due to advances in technology, specifications subject to change without notice 02/24/2011 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 1 of 3 CMLV Series Half-Brick 50-150 Watt, Single Output Chassis Mount DC/DC Converter Rev D MODEL SELECTION GUIDE Model Number for Threaded Inserts Model Number for Thru-Hole Inserts CMLV12S3.3-75 CMLV12S5-100 CMLV12S8-100 CMLV12S12-100 Input Voltage Range Output Voltage Output Current CMLV12S3.3-75TH 3.3 VDC 21.4A 75W CMLV12S5-100TH 5 VDC 20.0A 100W CMLV12S8-100TH 8 VDC 12.5A 100W CMLV12S12-100TH 12 VDC 8.3A 100W CMLV12S12-120 CMLV12S12-120TH 12 VDC 10.0A 120W CMLV12S12-150 CMLV12S12-150TH 12 VDC 12.5A 150W CMLV12S15-50 CMLV12S15-50TH 15 VDC 3.3A 50W CMLV12S15-100 CMLV12S15-100TH 15 VDC 6.6A 100W CMLV12S15-125 CMLV12S15-125TH 15 VDC 8.3A 125W CMLV12S15-150 CMLV12S15-150TH 15 VDC 10.0A 150W CMLV12S18-150 CMLV12S18-150TH 18 VDC 8.33A 150W CMLV12S20-100 CMLV12S20-100TH 20 VDC 5.0A 100W CMLV12S24-150 CMLV12S24-150TH 24 VDC 6.25A 150W CMLV12S26-150 CMLV12S26-150TH 26 VDC 5.76A 150W CMLV12S28-150 CMLV12S28-150TH 28 VDC 5.35A 150W CMLV12S48-150 CMLV12S48-150TH 48VDC 3.125A 150W 12/24 VDC (10 - 36 VDC) Output Power NOTES 1. Pin to pin tolerance: ±0.01" [± 0.3mm], pin diameter tolerance: ± 0.005" [± 0.13mm]. 2. Case material of the DC/DC converter: 0.040" [1.02mm] thick, aluminum alloy 3003-0, per: QQA 250/2. 3. 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 (Ex: CMLV12S15-100TH). 4. Active high enable is standard; for active low enable add the suffix “R” to the part number (Ex: CMLV12S15-100R). DERATING CURVE CMLV12S26-150 AMBIENT vs OUTPUT CURRENT 02/24/2011 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 2 of 3 CMLV Series Half-Brick 50-150 Watt, Single Output Chassis Mount DC/DC Converter Rev D MECHANICAL DRAWING Unit: inches [mm] SEE NOTE-4 NOTES: TO ORDER: 1. PIN TO PIN TOLERANCE ± 0.01 [±0.3], PIN DIAMETER TOLERANCE: ±0.005 [±0.13]. 2. CASE MATERIAL OF THE CONVERTER: Ø.040 [1.02] THICK, ALUMINUM ALLOY 3003-0, PER: QQA 250/2. 3. UNLESS OTHERWISE SPECIFIED. 4. UNIT COMES WITH EITHER .112 (NO.4)-4OUNC-2B THREADED THRU INSERTS OR FOR Ø.125 THRUHOLE FOR THE CHASSIS MOUNT BOARD ADD: “TH” SUFFIX TO MODEL PART NUMBER. EXAMPLE: CMLV12S15-100TH 02/24/2011 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 3 of 3