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CMDBW24S5-40 Datasheet(PDF) 1 Page - Wall Industries,Inc. |
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CMDBW24S5-40 Datasheet(HTML) 1 Page - Wall Industries,Inc. |
1 / 3 page Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 CMDBW Series 40 Watt Single Output Chassis Mount DC/DC Converter 4:1 Ultra Wide Input Voltage Range Rev. B FEATURES ● High Efficiency up to 88% ● RoHS Directive Compliant ● Fixed Switching Frequency ● Six-Sided Continuous Shield ● 40 Watts Maximum Output power ● 4:1 Ultra Wide Input Voltage Range ● Call Factory for More Output Power Options ● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available SPECIFICATIONS: CMDBW Series All specifications apply @ 25°C ambient unless otherwise noted INPUT SPECIFICATIONS Input Voltage Range ............ 24V nominal input ........................ 9 - 36VDC 48V nominal input ...................... 18 - 75VDC Under Voltage Lockout 24V nominal input........... DC-DC ON..........................................9 VDC DC-DC OFF ........................................8 VDC 48V nominal input........... DC-DC ON........................................18 VDC DC-DC OFF ......................................16 VDC Input Voltage Variation......... dv/dt ............................................ 5V/ms max (Complies with ETS300 132 part 4.4) Input Surge Voltage (100ms max) ............... 24V input ...................50VDC 48V input .................100VDC Input Reflected Ripple Current (nominal Vin and FL) ...................20mAp-p Start Up Time (nominal Vin and constant resistive load) Power Up..............................................................................20ms max. Remote ON/OFF ..................................................................20ms max. Remote ON/OFF (See Note 1) 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 Remote Off Input Current (nominal Vin) ..............................................3mA OUTPUT SPECIFICATIONS Output Voltage ..............................................................................see table Voltage Accuracy (nom Vin and full load) ........................................... ±1% Voltage Adjustability........................................................................... ±10% Output Current ..............................................................................see table Output Power ........................................................................ 40 watts max. Line Regulation (LL to HL at FL)....................................................... ±0.2% Load Regulation (min. load to 100% load)....................................... ±0.5% Minimum Load ..............................................................................see table Ripple/Noise (See Note 4) ............................................................see table Transient Response Recovery Time..................................................250us (25% load step change) PROTECTION SPECIFICATIONS Over Voltage Protection....................................3.3V Output ............... 3.9V (Zener diode clamp) 5V Output .................. 6.2V 12V Output ................. 15V 15V Output ................. 18V ±12V Output ............. ±15V ±15V Output ............. ±18V Over Load Protection (% of FL at nominal input)...................... 150% max. Short Circuit Protection ....................................Hiccup, automatic recovery Over Temperature Protection .................................................... 110°C typ. GENERAL SPECIFICATIONS Efficiency ........................................................................................see table Switching Frequency .................................................................300KHz typ. Isolation Voltage Input to Output ................................................................... 1600VDC min. Input to Case ..................................................................... 1600VDC min. Output to Case................................................................... 1600VDC min. Isolation Resistance ...............................................................10 9 ohms min. Isolation Capacitance ............................................................. 1500pF max. ENVIRONMENTAL SPECIFICATIONS Operating Ambient Temperature ............. -40°C to +55°C (without derating) +55°C to +105°C (with derating) Storage Temperature .......................................................... -55°C ~ +125°C Maximum Case Temperature ........................................................... +105°C Relative Humidity...................................................................5% to 95% RH Temperature Coefficient ................................................... ±0.02% / °C max. Thermal Impedance (See Note 3) Without Heat-Sink.............................................................. 9.2°C / Watt With Heat-Sink..................................................................... 7.6°C/Watt Thermal Shock .................................................................... MIL-STD-810D Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z MTBF (See Note 2) ........Bellcore TR-NWT-000332............ 1.105 x 10 6 hrs MIL-STD-217F ............................. 1.511 x 10 5 hrs PHYSICAL SPECIFICATIONS Potting material of the DC/DC Converter ..........................Epoxy (UL94-V0) Shielding of the DC/DC Converter............................................... six – sided Weight ............................................................................Approximately 7 oz Dimensions............................................ 4.00(L) x 2.25(W) x 0.81(H) inches SAFETY &EMC SPECIFICATIONS Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1 Conducted Emissions................. EN55022 ...................................... Class A Radiated Emissions.................... EN55022........................................... Class A ESD ............................................ EN61000-4-2.....................Perf. Criteria B Radiated Immunity...................... EN61000-4-3..................... Perf. Criteria A Fast Transient............................. EN61000-4-4.....................Perf. Criteria B Surge .......................................... EN61000-4-5.....................Perf. Criteria B Conducted Immunity................... EN61000-4-6.................... Perf. Criteria A Due to advances in technology, specifications subject to change without notice UL TUV CB CE MARK |
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