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DC-DC
60-100 Watts DCM Series
* * * * * * *
xppower.com
Open Frame Telecom DC-DC Converter -48 VDC Input ETSI Compliant NEBS Compliant Convection-cooled High Power Density in 2 Small Package Sizes Covered Versions Available
Specification
Input
Input Voltage Range Input Current Input Reverse Voltage Protection Input Transient Undervoltage Lockout Protection * 48 VDC nominal (36 - 75 VDC). Can be configured as -48 VDC input (6) * DCM60: 1.5 A typical, 2.5 A max, DCM100: 2.2 A typical. 3.5 A max. * Continuous protection with automatic recovery * Compliant with ETSI EN300 132:2003 * 32 - 35V DC
General
Efficiency Isolation Voltage * 85% typical * 1500 VDC Input to Output (basic insulation), 1000 VDC Input to Ground, 500 VDC Output to Ground. * 70 kHz typical * DCM60: 6.30 W/In3 DCM100: 7.40 W/In3 * DCM60: 740 kHrs per MIL-HDBK-217F DCM100: 540 kHrs per MIL-HDBK-217F
Switching Frequency Power Density MTBF
Output
Output Voltage Output Voltage Trim Minimum Load * 12 V, see table * 10% via potentiometer * 5% minimum load required to meet all specification parameters Line Regulation * 0.5% of nominal with input variation of 36-75V DC Load Regulation * 1% of nominal with load variation 5-100% Setpoint Accuracy * 1% of nominal with 48V DC input and 50% load Turn-on Time * 1 s typical from application of DC input Transient Response * <4% deviation with a 50-75-50% load change at 1 A/s. Output returns to within 1% in less than 500 s Ripple & Noise * 1% max pk-pk 20MHz bandwidth, 0.1 F capacitor connected across measuring points (6) Overvoltage Protection * 115-135% of nominal, recycle input DC to reset Overcurrent Protection * 105-150% of max current Short Circuit Protection * Continuous protection, trip and restart (hiccup mode) characteristic (6) Temperature * 0.02%/C (after 20 minute warm up) Coefficient
Environmental
Operating Temperature * 0 C to +50 C with full load, derate linearly to 50% load at 70 C convection cooled. 0C to 60C with full load, derate linearly to 75% load at 70 C with force cooling 5CFM minimum (6) Cooling * Convection or forced cooled (6) (see operating temperature) Operating Humidity * 0 to 95% RH non condensing. (1,3) Storage Temperature * -40 C to +80 C. (2,3) Storage Humidity * 0 to 95% RH non condensing.(2,3) Operating Altitude * 3000m.(3) Shock * 3 shocks in each axis (total 18 shocks) 30g 11ms (half sine). (1,4) Vibration * 2g, 10 - 500Hz 10 sweeps. (1,5)
EMC & Safety
Emissions * Compliant with EN61204-3 2000, EN55022 class A conducted & radiated(7) , ETSI EN 300 132-2 2003, ETSI 300 386-1 1994, NEBS GR-1089-CORE issue 4 * Compliant with EN61000-4-4 level 1 Perf Criteria A, ETSI 300 386-1 1994 * EN61000-4-5 level 1 Perf Criteria A, * Compliant with EN61000-4-6 level 2 Perf Criteria A, ETSI 300 386-1 1994, NEBS GR-1089-Core issue 4 * ETSI EN 300 132-2 2003 * EN60950-1 2001 + A11 2004, UL60950-1 (2003), CSA-C22.2 No. 60950-1-03, CB Report IEC60950-1:2001, CE Marked to LVD (6)
EFT/Burst Surge Conducted Immunity
Notes
1. Compliant with ETS 300 019-1-3 May 1992 + ammendment 1 June 1997 class 3.1. 2. Compliant with ETS 300 019-1-1 Feb 1992 class 1.1, ETS 300 019-1-2 Feb 1992 class 2.2. 3. Compliant with NEBS GR-63-Core issue 3. 4. Compliant with EN60068-2-27. 5. Compliant with EN60068-2-6. 6. For further product information, see longform datasheet. 7. For -48VDC class B operation , see longform datasheet.
Narrow & Wide Band Noise Safety Approvals
DC-DC
Models and Ratings
Output Voltage 12 V 12 V Min 0.25 A 0.40 A Output Current Max - Convection-cooling 5.00 A 7.50 A Max - 5CFM forced-cooling 5.00 A 8.30 A
DCM
Model Number DCM6048S12 DCM10048S12
Notes
1. For a fitted cover version, add suffix "C" to model number (power derates by 20% with cover fitted)
Mechanical Details
DCM60
Input Connector J1 Pin 1 -Vin Pin 2 +Vin
4.00 (101.6) 3.750 (95.25) 1.20 (30.5)
0.125 (3.17)
J1 mates with Molex housing 43061-0003 & Molex series 5194 crimp terminals Output Connector J2 Pin Single 1 +12V 2 +12V 3 RTN 4 RTN 5 NC 6 NC J2 mates with Molex housing 43061-0006 & Molex series 5194 crimp terminals
1
2.00 (50.8)
1.750 (44.45)
2 J1 1 6
+
J2
1.61 (41.0)
-
0.87 (22.2)
0.125 (3.18) 0.20 (5.1) GROUND CONNECTIONS THROUGH MOUNTING HOLES
0.21 (5.4)
0.14 (3.5) SMD COMPONENT HEIGHT
4X o 0.156 (3.96) MOUNTING HOLES o0.312 (7.92) CLEARANCE TOP AND BOTTOM
DCM100
4.50 (114.3) 4.25 (107.95)
0.125 (3.17)
1.20 (30.5)
Input Connector J1 Pin 1 -Vin Pin 2 +Vin J1 mates with Molex housing 43061-0003 & Molex series 5194 crimp terminals
1
2.50 (63.5)
2.25 (57.15)
J1
+
2 1
J2
2.10 (53.3)
1.29 (32.8)
12
0.125 (3.18) .20 (5.1) 4X o 0.156 (3.96) MOUNTING HOLES o0.312 (7.92) CLEARANCE TOP AND BOTTOM GROUND CONNECTIONS THROUGH MOUNTING HOLES
0.20 (5.1)
0.14 (3.5) SMD COMPONENT HEIGHT
Output Connector J2 Pin Single 1 +12V 2 +12V 3 +12V 4 +12V 5 RTN 6 RTN 7 RTN 8 RTN 9 NC 10 NC 11 NC 12 NC J2 mates with Molex housing 43061-0012 & Molex series 5194 crimp terminals
Notes
1. All dimensions in inches (mm). Tolerance .xx = 0.02 (0.50); .xxx = 0.01 (0.25) 2. Cover kits available separately, order part number no. ECM40/60 COVER (4.49 x 2.52 x 1.52 (114 x 64 x 38.5)) for DCM60 or part no. ECM100 COVER (4.96 x 3.05 x 1.52 (126 x 77.5 x 38.5)) for DCM100. Output power derates by 20% with cover fitted.
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15-Oct-07

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