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]