CMMDW Series 20 Watt Single Output Chassis Mount DC/DC Converter 4:1 Ultra Wide Input Voltage Range Rev B APPLICATIONS FEATURES ● Measurement ● Output Current up to 5.5A ● Wireless Network ● Fixed Switching Frequency ● Telecom/Datacom ● Six-Sided Continuous Shielding ● Industry Control System ● 20 Watts Maximum Output Power ● Semiconductor Equipment ● 4:1 Ultra Wide Input Voltage Range ● Options: Negative Logic Remote ON/OFF ● Call Factory for More Output Power Options ● Compliant to RoHS EU Directive 2002/95/EC ● CE Mark Meets 2006/95/EC, 93/68/EEC, and 89/336 EEC ● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available SPECIFICATIONS: CMMDW Series All specifications apply @ 25°C ambient unless otherwise noted INPUT SPECIFICATIONS GENERAL SPECIFICATIONS Input Voltage Range ............ 24V nominal input .......................... 9-36VDC 48V nominal input ........................ 18-75VDC Efficiency ........................................................................................see table Input Voltage Variation......... dv/dt ............................................ 5V/ms max (Complies with ETS300 132 part 4.4) Isolation Voltage (Input to Output)......................................... 1600VDC min. Input Surge Voltage (100ms max) ....... 24V input ...........................50VDC 48V input .........................100VDC Isolation Voltage (Output to Case) ........................................ 1600VDC min. Switching Frequency .................................................................400KHz typ. Isolation Voltage (Input to case) ............................................ 1600VDC min. 9 Input Reflected Ripple Current (nominal Vin and full load) ...........20mAp-p Isolation Resistance ...............................................................10 ohms min. Start Up Time (nominal Vin and constant resistive load) Power Up................................................................................20ms typ. Remote ON/OFF ....................................................................20ms typ. Isolation Capacitance .............................................................. 1500pF max. Start Up Voltage................... 24V input.............................................9 VDC 48V input...........................................18 VDC Shutdown Voltage................ 24V input .........................................7.5 VDC 48V input ..........................................15 VDC Remote ON/OFF (Note 6) (Positive Logic)............... DC-DC ON ................Open or 3V < 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 3V < Vr < 12V Input Current of Remote Control Pin (nominal Vin) ........ -0.5mA ~ +0.5mA Remote Off Input Current (nominal Vin) ...........................................2.5mA OUTPUT SPECIFICATIONS ENVIRONMENTAL SPECIFICATIONS Operating Temperature ................................. -40°C ~ +66°C (w/o derating) +66°C ~ +105°C (w/ derating) Storage Temperature .......................................................... -55°C ~ +125°C Maximum Case Temperature ............................................................. 105°C Relative Humidity...................................................................5% to 95% RH Thermal Impedance (Note 7) Natural Convection ............................................................. 12°C / Watt Natural Convection with Heat-Sink..................................... 10°C / Watt Thermal Shock ..................................................................... MIL-STD-810F Temperature Coefficient ................................................... ±0.02% / °C max. Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z 6 Output Voltage ..............................................................................see table MTBF (Note 1)............BELLCORE TR-NWT-000332..........1.691 X 10 hrs 5 MIL-STD-217F ................................. 5.629 x 10 hrs Voltage Accuracy (nominal Vin and full load) ...................................... ±1% PHYSICAL SPECIFICATIONS Voltage Adjustability............................................................................. 10% Potting material of the DC/DC Converter ..........................Epoxy (UL94-V0) Output Current ..............................................................................see table Shielding of the DC/DC Converter.................................................. six-sided Output Power ........................................................................ 20 watts max. Weight ............................................................................Approximately 6 oz Line Regulation (LL to HL at FL)....................................................... ±0.2% Dimensions............................................ 4.00(L) x 2.25(W) x 0.81(H) inches Load Regulation (no load to full load) ............................................... ±0.5% SAFETY & EMC Minimum Load ....................................................................................... 0% Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1 Ripple/Noise (20 MHz BW) ...........................................................see table (measured with a 0.1uF/50V MLCC) Transient Response Recovery Time (25% load step) .......................250us EMI .............................EN55022 ...................................................... Class A Air ± 8KV …….Perf. Criteria B ESD ....................EN61000-4-2…….. Contact ± 6KV PROTECTION SPECIFICATIONS Radiated Immunity..............EN61000-4-3............... 10V/m Perf. Criteria A Over Voltage Protection........... 3.3V output ........................................ 3.9V (zener diode clamp) 5V output ........................................ 6.2V 12V output ......................................... 15V 15V output ......................................... 18V Fast Transient.....................EN61000-4-4................. ±2KV Perf. Criteria B Surge ..................................EN61000-4-5................. ±1KV Perf. Criteria B Conducted Immunity...........EN61000-4-6............ 10 Vrms Perf. Criteria A Over Load Protection (% of full load at nominal input)................ 150% typ. Short Circuit Protection. ...................................Hiccup, automatic recovery 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 CMMDW Series 20 Watt Single Output Chassis Mount DC/DC Converter 4:1 Ultra Wide Input Voltage Range Rev B OUTPUT VOLTAGE / CURRENT RATING CHART Model Number Input Range Output Voltage CMMDW24S3.3-5500 CMMDW24S5-4000 Input Current Output (4) (3) Min. load Full load Ripple & Noise No load Full load (2) Output Current 3.3 VDC 0mA 5500mA 60mVp-p 50mA Eff (4) Capacitor(5) Load max 934mA 85% 18000uF 5 VDC 0mA 4000mA 75mVp-p 65mA 992mA 88% 9600uF 12 VDC 0mA 1670mA 75mVp-p 22mA 1018mA 86% 1650uF CMMDW24S15-1330 15 VDC 0mA 1330mA 75mVp-p 22mA 1014mA 86% 1050uF CMMDW48S3.3-5500 3.3 VDC 0mA 5500mA 60mVp-p 35mA 467mA 85% 18000uF 5 VDC 0mA 4000mA 75mVp-p 35mA 496mA 88% 9600uF 12 VDC 0mA 1670mA 75mVp-p 15mA 503mA 87% 1650uF 15 VDC 0mA 1330mA 75mVp-p 15mA 501mA 87% 1050uF 24 VDC (9-36 VDC) CMMDW24S12-1670 CMMDW48S5-4000 48 VDC (18-75 VDC) CMMDW48S12-1670 CMMDW48S15-1330 NOTES 1. BELLCORE TR-NWT-000332. Case 1: 50% Stress, Temperature at 40ºC (Ground fixed and controlled environment). MIL-STD-217F Notice2 @Ta=25 ºC, Full load (Ground, Benign, controlled environment) 2. Maximum value at nominal input voltage and full load. 3. Typical value at nominal input voltage and no load. 4. Typical value at nominal input voltage and full load. 5. Test by minimum Vin and constant resistive load. 6. The ON/OFF control pin voltage is referenced to -Vin. To order negative logic ON/OFF control add the suffix ”R” (Ex: CMMDW48S5-4000R) 7. Heat sink is optional, consult factory for ordering details. 8. Chassis Mount Options: No suffix for open frame, “U” suffix for U Channel, and “E” suffix for Enclosed type. 120 CMMDW48S5-4000 CURVE FED20-48S05W DeratingDERATING Curve O U T P U T P O W E R (% ) O U T P U T P O W E R (% ) DERATING CURVES & EFFICIENCY GRAPHS 100 80 Natural convection 100LFM 200LFM 300LFM 400LFM 500LFM 60 40 20 0 FED20-48S05W DeratingDERATING Curve CMMDW48S5-4000 CURVE With Heatsink (Note With Heatsink (Note 7 ) 7) 120 100 80 Natural convection 60 100LFM 200LFM 300LFM 400LFM 500LFM 40 20 0 -40 -20 0 20 40 60 72 100 105 120 80 -40 -20 0 E F F IC IE N C Y (% ) E F F IC IE N C Y (% ) FED20-48S05W CMMDW48S5-4000 Efficiency vsInput Input Voltage Efficiency VS Voltage 88% 86% 84% 82% 80% 78% 18 24 30 36 42 48 INPUT VOLTAGE (V) 54 60 40 7880 60 100 105 120 AMBIENT TEMPERATURE(℃) AMBIENT TEMPERATURE(℃) 90% 20 66 72 95 90 85 80 75 70 65 60 55 50 45 FED20-48S05W CMMDW48S5-4000 Efficiency InputLoad Voltage Efficiency VSvsOutput 10 20 30 40 50 60 70 OUTPUT LOAD (% of Full Load) Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 80 90 100 CMMDW Series 20 Watt Single Output Chassis Mount DC/DC Converter 4:1 Ultra Wide Input Voltage Range 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]