Watts. xppower.com. General. Input. Output. Environmental. EMC & Safety. Compact Size. IT & Medical Approvals.

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1 4- Watts ECM Series Compact Size xppower.com IT & Medical Approvals Convection-cooled Class I and II Construction DC Input Version Available (DCM Series) PoE Isolation Version Available (POE Series) 3 Year Warranty Specification Input Input Input Frequency Input Inrush Earth Leakage Power Factor Input Protection VAC (2-37 VDC) Hz; 44 Hz* 4 W:.4 A max at 23 VAC 6 W:.6 A max at 23 VAC W:.9 A max at 23 VAC 4 A max at 23 VAC <25 µa at 5 VAC/6 Hz <2 µa at 23 VAC/5 Hz EN6-3-2 Internal T3.5 A, 25 V fuse in line and neutral See tables Trim ±5% on 3.3 V & 5 V versions, ±% on other single output models and V of multi-output models. (See note for ECM4/6 models) Initial Set Accuracy ±.% V, ±5% V2, V3 & V4 Minimum Load See tables Start Up Delay.5 s max Start Up Rise Time ms max Hold Up Time 6/75 ms min at 5/23 VAC Line Regulation ±.5% Load Regulation ±% single output models; ±3% V, ±5% V2 & V3 ECM4/6 multi-output models. ±% V & V2, ±5% V3 & V4 ECM Cross Regulation 2% on ECM4/6 only Over/Undershoot None at turn on/off Transient Response 4% max. deviation, recovery to within % in 5 µs for a load change Ripple & Noise % pk-pk, 2 MHz bandwidth Overvoltage Protection 5-35% Vnom, recycle input to reset Overload Protection -5% on primary power limit, auto recovery Short Circuit Protection Trip and restart (hiccup mode) Temperature.5%/ C Coefficient Peak Load 2% for ms ECM4/6 (see note 3) * Safety approvals cover frequency range Hz General Efficiency Isolation Switching Frequency Power Density 4 W : 4.2 W/In 3 6 W: 6.3 W/In 3 W: 7.4 W/In 3 MTBF 8-85% depending on model 4 VAC Input to ECMUS models: 2 x MOPP, ECMUD/T/Q models: x MOPP, ECM4/6: x MOPP (contact sales for 2 x MOPP) 5 VAC Input to Ground: x MOPP, 5 VAC to Ground 7 khz typical 6 khrs to MIL-HDBK-27F at 25 C, GB Environmental Operating Temperature C to +7 C. Refer to derating curves for specific operating limitations. Cooling Convection & fan-cooled ratings (see derating curves) Operating Humidity 95% RH, non-condensing Storage Temperature -4 C to +85 C Operating Altitude 3 m Shock 3 g pk, half sine, 6 axes Vibration 2 g rms, 5 Hz to 5 Hz, 3 axes EMC & Safety Emissions EN66--2, EN624-3, FCC 278, EN5522 & EN55, level B conducted EN5522 Level A radiated Harmonic s EN6-3-2, class A Flicker EN6-3-3 ESD Immunity EN6-4-2, level 3 Perf Criteria A Radiated Immunity EN6-4-3, V/m Perf Criteria A EFT/Burst EN6-4-4, level 3 Perf Criteria A Surge EN6-4-5, level 3 Perf Criteria A, SEMI F47 Conducted Immunity EN6-4-6, V Perf Criteria A Dips & Interruptions EN6-4-, 3% ms, 6% ms, % 5 ms, Perf Criteria A, B, B EN66-, 3% 5 ms, 6% ms, % ms, % 5 ms, Perf Criteria A, A (with 5% load), A, B Safety Approvals EN66-, ANSI/AAMI ES66-, CSA22.2 No.66- per cul, Including Risk Management, EN695-, UL695-

2 Models and Ratings 4 W 2 3 (3). V2 will track a change in V by the same percentage change in voltage as V is trimmed. 2. To receive unit with cover fitted, add suffix -C to model number. For Class I operation only. 3. A 2% peak load can be taken for up to ms with a duty cycle. Average load not to exceed 4 W. ECM4 Model Number (2) 5. V. A/8. A ECM4US5 7. V. A/5.7 A ECM4US7 9. V. A/4.4 A ECM4US9 2. V. A/3.5 A ECM4US2 5. V. A/2.7 A ECM4US5 8. V. A/2.2 A ECM4US8 24. V. A/.7 A ECM4US V. A/.2 A ECM4US V. A/.9 A ECM4US V.5 A/6. A +2. V. A/2. A ECM4UD2 +5. V.5 A/6. A +5. V. A/.5 A ECM4UD V.5 A/6. A +2. V. A/2. A -2. V. A/.5 A ECM4UT3 +5. V.5 A/6. A +24. V. A/. A -2. V. A/.5 A ECM4UT V.5 A/6. A +5. V. A/.5 A -5. V. A/.5 A ECM4UT V.5 A/6. A +5. V. A/.5 A +2. V. A/.5 A ECM4UT V.5 A/6. A +3.3 V. A/.5 A +2. V. A/.5 A ECM4UT35 2. (5.8).75 (44.45) 4. (.6) 3.75 (95.25).25 x.32 faston ground tab 4 x ø.56 (3.96) mounting holes ø.32 (7.92) clearance top and bottom V Adj.. All dimensions in inches (mm). Tolerance.xx = ±.2 (.5);.xxx = ±. (.25) 2. Weight: approx..33 lbs (5 g) 3. Cable harnessess with 3 mm wire available. For single output models, order part number ECM4/6S LOOM. For multi-output models, order part number ECM4/6DT LOOM ^. 6.2 (3.5).4 (3.5) SMD component height In put Connector J Pin Line Pin 2 Neutral J mates with Molex housing & Molex series 594 crimp terminals Ground tab (.25 faston) standard Connector Pin Single Multi V +V 2 V +V 3 RTN RTN 4 RTN RTN 5 NC V3 6 NC +V2 mates with Molex housing & Molex series 594 crimp terminals 4. Mating connector kit available. Order part number ECM4/6 CONKIT. 5. Covers available. Order part number ECM4/6 COVER ^. Cover dimensions are 4.49 x 2.52 x.52 (4 x 64 x 38.5) 6. 3D drawing files available from All ECM4 models convection-cooled All ECM4 models with 5 CFM % 5% % % 5% % Note: Derate by % if cover is fitted Consult longform datasheet for installation information regarding optimum thermal ratings in convection-cooled applications.

3 Models and Ratings 6 W. V2 will track a change in V by the same percentage change in voltage as V is trimmed. 2. To receive unit with cover fitted, add suffix -C to model number. For Class I operation only. 3. A 2% peak load can be taken for up to ms with a duty cycle. Average load not to exceed 6 W. ECM6 2 3 Model Number (2) (3) 5. V. A/2. A ECM6US5 7. V. A/8.6 A ECM6US7 9. V. A/6.7 A ECM6US9 2. V. A/5. A ECM6US2 5. V. A/4. A ECM6US5 8. V. A/3.3 A ECM6US8 2. V. A/3. A ECM6US2 24. V. A/2.5 A ECM6US V. A/2.4 A ECM6US V. A/.8 A ECM6US V. A/.25 A ECM6US V.5 A/8. A +2. V. A/3. A ECM6UD2 +5. V.5 A/8. A +5. V. A/2.5 A ECM6UD V.5 A/8. A +2. V. A/3. A -2. V. A/.5 A ECM6UT3 +5. V.5 A/8. A +24. V. A/.5 A -2. V. A/.5 A ECM6UT V.5 A/8. A +5. V. A/2.5 A -5. V. A/.5 A ECM6UT V.5 A/8. A +5. V. A/.5 A +2. V. A/.5 A ECM6UT V.5 A/8. A +3.3 V. A/.5 A +2. V. A/.5 A ECM6UT35 2. (5.8).75 (44.45) 4. (.6) 3.75 (95.25).25 x.32 faston ground tab 4 x ø.56 (3.96) mounting holes ø.32 (7.92) clearance top and bottom V Adj. 6.2 (3.5).4 (3.5) SMD component height In put Connector J Pin Line Pin 2 Neutral J mates with Molex housing & Molex series 594 crimp terminals. Ground (.25 faston) tab standard. Connector Pin Single Multi V +V 2 V +V 3 RTN RTN 4 RTN RTN 5 NC V3 6 NC +V2 mates with Molex housing & Molex series 594 crimp terminals.. All dimensions in inches (mm). Tolerance.xx = ±.2 (.5);.xxx = ±. (.25) 2. Weight:.33 lbs (5 g) approx. 3. Cable harnesses with 3 mm wire available. For single output models, order part number ECM4/6S LOOM. For multi-output models, order part number ECM4/6DT LOOM. All ECM6 models convection-cooled 4. Mating connector kit available. Order part number ECM4/6 CONKIT. 5. Covers available. Order part number ECM4/6 COVER^. Cover dimensions are 4.49 x 2.52 x.52 (4 x 64 x 38.5). 6. Selected single output models available in a 3 x 5 footprint for OEM quantities. Contact sales for details. 7. 3D drawing files available from All ECM6 models with 5 CFM % % 5% % % % Note: Derate by % if cover is fitted Consult longform datasheet for installation information regarding optimum thermal ratings in convection-cooled applications.

4 Models and Ratings ECM Single Models Minimum Maximum with 5 CFM Cooling Model Number () 3.3 V. A 5. A 2. A ECMUS3 5. V. A 5. A 2. A ECMUS5 7. V. A.4 A 4.3 A ECMUS7 9. V. A 8.8 A. A ECMUS9 2. V. A 7.5 A 8.3 A ECMUS2 5. V. A 6. A 6.6 A ECMUS5 8. V. A 5. A 5.5 A ECMUS8 24. V. A 4. A 4. A ECMUS V. A 3.6 A 3.6 A ECMUS V. A 3. A 3. A ECMUS V. A 2. A 2. A ECMUS48 Multi Models Convection Forced Air Model Number () Cooled 5 CFM 8 W W +5. V. A/2. A +2. V. A/3. A ECMUD2 8 W W +5. V. A/2. A +5. V. A/3. A ECMUD22 75 W W +5. V.5 A/. A +2. V. A/3. A -2. V. A/.8 A ECMUT3 8 W W +5. V.5 A/. A +24. V. A/2. A -2. V. A/.8 A ECMUT32 8 W W +5. V.5 A/. A +5. V. A/3. A -5. V. A/.8 A ECMUT33 65 W W +3.3 V.5 A/. A +5. V. A/5. A +2. V. A/.8 A ECMUT34 7 W W +5. V.5 A/. A +3.3 V. A/5. A +2. V. A/.8 A ECMUT35 8 W W +5. V.5 A/. A +2. V. A/3. A -5. V. A/.8 A ECMUT36 7 W W +5. V.5 A/. A +5. V. A/3. A -5. V. A/.8 A ECMUT37 65 W W +5. V.5 A/. A +3.3 V. A/5. A +2. V. A/.8 A -2. V. A/.5 A ECMUQ4 6 W W +3.3 V.5 A/. A +5. V. A/5. A +2. V. A/.8 A -2. V. A/.5 A ECMUQ42 8 W W +5. V.5 A/. A +24. V. A/2. A +2. V. A/.8 A -2. V. A/.5 A ECMUQ43 8 W W +5. V.5 A/. A +24. V. A/2. A +5. V. A/.8 A -5. V. A/.5 A ECMUQ44 8 W W +5. V.5 A/. A +2. V. A/3. A -2. V. A/.8 A -5. V. A/.5 A ECMUQ45 8 W W +5. V.5 A/. A +5. V. A/3. A -5. V. A/.8 A -5. V. A/.5 A ECMUQ46. To receive unit with cover fitted, add suffix -C to model number. For Class I operation only available with opposite polarity for OEM quantities..2 (3.2) 4.5 (4.3) 4.25 (7.9).2 (3.5) In put Connector J Pin Line Pin 2 Neutral J mates with Molex housing and Molex series 594 crimp terminals. Ground (.25 faston) tab standard. 2.5 (63.5).27 (32.2) 2.25 (57.).25 (3.2).2 (5.) J 2.25 faston ground tab V Adj. 4X ø.6 (4.) mounting holes ø.3 (7.9) clearance top and bottom.2 (5.) 2 2. (53.3). All dimensions in inches (mm). Tolerance.xx = ±.2 (.5);.xxx = ±. (.25) 2. Weight:.4 lbs (8 g) approx. 3. Cable harnessess with 3 mm wire available. For single output models, order part number ECMS LOOM. For multi-outputs (dual and triple output only), p/n ECMDT LOOM. All ECM single output models convection-cooled (W) C B D A A US24-48 B US2-8 C US5 D US3.4 (3.5) SMD component height Cover dimensions are 4.98 x 3. x.54 (26.5 x 76.4 x 39.) Connector Pin Single Multi V +V 2 V +V 3 V +V 4 V +V 5 V RTN RTN 6 V RTN RTN 7 V RTN RTN 8 V RTN RTN 9 NOT USED +V2 NOT USED +V2 NOT USED ±V3 2 NOT USED -V4 mates with Molex housing and Molex series 594 crimp terminals. 4. Mating connector kit available for single output models. Order part number ECMS CONKIT ^. 5. Covers available. Order part number ECM COVER ^. 6. Available in a 3 x 5 footprint for OEM quantities. Contact sales for details. 7. 3D drawing files available from Note:. Derate by % if cover is fitted. 2. For multi output convectioncooled operation above +5 C derate linearly to 5% at +7 C. Consult longform datasheet for installation information regarding optimum thermal ratings in convection-cooled applications. All ECM models with 5 CFM % 5% %

5 + - - Models and Ratings Input Range () Input UVLO VDC (48 VDC Nominal) Min (6) Max Convection -cooling DCM6/ Max - 5CFM forced -cooling Model Number.5 A (2.5 A max) 2 V.25 A 5. A 5. A DCM648S VDC 2.2 A (3.5 A max) 2 V.4 A 7.5 A 8.3 A DCM48S2. Can be configured as -48 VDC input. 2. Input reverse voltage protection is continuous with automatic recovery. 3. Input transients compliant with ETSI EN3 32: For a fitted cover version, add suffix -C to model number (power derates by 2% with cover fitted) 5. For full product details contact sales, or visit % minimum load required to meet all specification parameters DCM6.25 (3.2) 4. (.6) 3.75 (95.2).2 (3.5) In put Connector J Pin -Vin Pin 2 +Vin 2. (5.8).87 (22.2).75 (44.4).2 (3.2).2 (5.) 4 x.5 (3.9) mounting holes ø.3 (7.9) clearance top and bottom J 2 Adjust Ground Connection through mounting holes 6.6 (4.).2 (5.4).4 (3.5) SMD Component Height J mates with Molex housing & Molex series 594 crimp terminals Connector Pin Single 2V 2 2V 3 RTN 4 RTN 5 NC 6 NC mates with Molex housing & Molex series 594 crimp terminals DCM In put Connector J Pin -Vin Pin 2 +Vin.2 (3.2) 4.5 (4.3) 4.25 (7.9).2 (3.5) J mates with Molex housing & Molex series 594 crimp terminals 2.5 (63.5).29 (32.8).2 (3.2) 2.25 (57.).2 (5.) 4 x.5 (3.9) mounting holes ø.3 (7.9) clearance top and bottom J 2 + Adjust Ground Connection through mounting holes 2 2. (53.3).2 (5.).4 (3.5) SMD Component Height Connector Pin Single 2V 2 2V 3 2V 4 2V 5 RTN 6 RTN 7 RTN 8 RTN 9 NC NC NC 2 NC mates with Molex housing & Molex series 594 crimp terminals. All dimensions in inches (mm). Tolerance.xx = ±.2 (.5);.xxx = ±. (.25) 2. Weight: DCM6:.3 lbs (36 g) approx. DCM:.4 lbs (8 g) approx. 3. Cover kits available separately, order part number no. ECM4/6 COVER (4.49 x 2.52 x.52 (4 x 64 x 38.5)) for DCM6 or part no. ECM COVER (4.96 x 3.5 x.52 (26 x 77.5 x 38.5)) for DCM. power derates by 2% with cover fitted.

6 Models and Ratings Input Range VAC (2-37 VDC) Input Frequency Input 5 VAC 23 VAC Earth () Leakage Power POE Model Number Hz.8 A max. A max < ma W +56 V.8 A POEUS56. Earth leakage current rated at 264 VAC/6 Hz. 2. Input is protected with internal T3.5 A, 25 V, fuse in line 3. to Ground Isolation 5 VAC POE version. 4. For full product details contact sales, or visit 4. (.6).3 (3.2) 3.75 (95.3) 4X Ø.56 (3.96) mounting holes Ø.32 (7.92) clearance top and bottom.25 (3.8) 2. (5.8).75 (44.5).26 (32.) 2 L J N.94 (23.8).3 (3.2).25 Faston Ground Tab.2 (5.) Adjust.2 (5.3).9 (4.8) SMD Component Height In put Connector J Pin Line Pin 2 Neutral.25 Faston Earth J mates with Molex housing & Molex series 594 crimp terminals Connector Pin 56V Pin 2 56V Pin 3 RTN Pin 4 RTN mates with Molex housing & Molex series 594 crimp terminals. All dimensions in inches (mm). Tolerance.xx = ±.2 (.5);.xxx = ±. (.25) 2. Weight.35 lb (58 g) approx. Convection-cooled Fan-cooled with CFM (W) (W) Oct-5