# AC/DC Power Supply, Medical, 1 Output, 50 W, 28 VDC, 1.78 A

![Product image](https://novapart.co/image/farnell:1109896/)

**URL**: https://novapart.co/products/PCM50US28/ac-dc-power-supply-medical-1-output-50-w-28-vdc
**SKU**: PCM50US28
**Manufacturer**: XP POWER
**Category**: Power & Line Protection || Power Supplies || AC / DC Converters || AC / DC External Plug In Adaptor Power Supplies
**Price**: €55.4700
**Stock**: 10+

## Description

No. of Outputs:1 Output; Output Power Max:50W; Output Voltage - Output 1:28V; Output Current - Output 1:1.78A; Output Voltage - Output 2:-; Output Current - Output 2:-; Output Connect

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (15-Jan-2018) |
| Plug Type | Mains Plug Sold Separately |
| Product Range | PCM50 Series |
| No. Of Outputs | 1 Output |
| Output Connector | 5 Way DIN |
| Output Power Max | 50W |
| Input Voltage Vac | 90V AC to 264V AC |
| Input Voltage Ac Max | 264V |
| Input Voltage Ac Min | 90V |
| Power Supply Output Type | Fixed |
| Output Current - Output 1 | 1.78A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Voltage - Output 1 | 28VDC |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Power Supply Applications | Medical |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1109896/)

**50 Watts** 

xppower.com 

## **PCM50** 

- 4000 VAC Isloation 

- Low Leakage Current 

- Single, Dual and Triple Outputs 

- Worldwide Medical Approvals 

- Both Line and Neutral Fused 

- Non-standard Connectors Available 

## ~~**Specification**~~ 

## **Input** 

- Input Voltage • 90-264 VAC Input Frequency • 47-63 Hz Input Current • 1.35 A max Inrush Current • 30 A at 115 VAC or 60 A at 230 VAC at 25 ˚ C cold start 

Power Factor • 0.55 typical Earth Leakage Current • 180 μ A max at 132 VAC/60Hz 300 μ A max at 264 VAC/50Hz 

## **Output** 

Output Voltage • See tables Minimum Load • No minimum load required for single output models. See tables for multi output models 

Start Up Delay • 2 s max Hold Up Time • 10 ms min at low line Line Regulation • ±1% max at full load Load Regulation • ±5% max Transient Response • 5% max. deviation, 500 μ s recovery time for a 50% load change 

Ripple & Noise • 2% pk-pk, 20MHz BW Overvoltage Protection • 112-132% Overcurrent Protection • 110-200% with auto recovery on all outputs 

Temperature • ±0.05% / ˚ C Coefficient 

## **General** 

Efficiency • Single output models: 80% typical Multi output models: 75% typical 230 VAC 100% load Isolation • 4000 VAC Input to Output 1500 VAC Input to Ground 500 VAC Output to Ground Switching Frequency • 64 kHz typical (PWM), 70 kHz (PFC) MTBF • 100 kHrs at full load and 25 ˚ C ambient per MIL-HDBK-217F 

## **Environmental** 

Operating Temperature • 0 ˚ C to +70 ˚ C, derate from 100% load at 50 ˚ C to 50% load at +70 ˚ C Storage Temperature • -40 ˚ C to +80 ˚ C 

## **EMC** 

- Emissions • EN55032, level B conducted & radiated Harmonic Currents • EN61000-3-2, class A Voltage Flicker • EN61000-3-3 ESD Immunity • IEC61000-4-2, level 3 Perf Criteria A 

- Radiated Immunity • IEC61000-4-3 10 V/m, level 3 Perf Criteria A 

- EFT/Burst • IEC61000-4-4, level 3, Perf Criteria A Surge • IEC61000-4-5, level 3, Perf Criteria A Conducted Immunity • IEC61000-4-6 10 V/m, level 3 Perf Criteria A 

- Power Frequency • IEC61000-4-8 10 A/m, Perf Criteria A Magnetic Fields Dips & Interruptions • IEC61000-4-11, 30% 500 ms, 60% 100 ms, 100 % 5000 ms Perf Criteria A, B, B 

## **Safety** 

|**Safetyy**|||
|---|---|---|
|Safety Approvals|•|EN60601-1, CE (Meets all applicable|
|||directives), UKCA (Meets all applicable|
|||legislation)|



**PCM50** 

## ~~**Models and Ratings**~~ 

|Maximum<br>Output Power|Output Voltage|Output Current|Regulation(1)|Model Number|
|---|---|---|---|---|
|40 W<br>~~sO~~|3.3 V<br>~~sO~~|8.00 A<br>~~sO~~|5%<br>~~sO~~|PCM50US3V3<br>~~sO~~|
|40 W<br>~~a~~|5.0 V<br>~~GO~~|8.00 A<br>~~GO~~|5%<br>~~GO~~|PCM50US05<br>~~GO~~|
|42 W<br>~~eG~~|7.0 V<br>~~eG~~|6.00 A<br>~~OO~~|5%<br>~~OO~~|PCM50US07|
|45 W<br>~~GG~~|9.0 V<br>~~GG~~|5.00 A<br>~~GG~~|4%<br>~~GG~~|PCM50US09<br>~~GG~~|
|45 W<br>~~GG~~<br>~~a~~|12.0 V<br>~~GG~~<br>~~GO~~|3.75 A<br>~~GG~~<br>~~GO~~|3%<br>~~GG~~<br>~~GO~~|PCM50US12<br>~~GG~~<br>~~GO~~|
|45 W<br>~~a~~<br>~~RG~~|15.0 V<br>~~GO~~<br>~~RG~~|3.00 A<br>~~GO~~<br>~~OO~~|3%<br>~~GO~~<br>~~OO~~|PCM50US15<br>~~GO~~|
|50 W<br>~~RG~~<br>~~sO~~|18.0 V<br>~~RG~~<br>~~sO~~|2.77 A<br>~~OO~~<br>~~sO~~|3%<br>~~OO~~<br>~~sO~~|PCM50US18<br>~~sO~~|
|50 W<br>~~QO~~|24.0 V<br>~~QO~~|2.08 A<br>~~QO~~|2%<br>~~QO~~|PCM50US24<br>~~QO~~|
|50 W<br>~~sO~~|28.0 V<br>~~sO~~|1.78 A<br>~~sO~~|2%<br>~~sO~~|PCM50US28<br>~~sO~~|
|50 W<br>~~a~~|36.0 V<br>~~GO~~|1.38 A<br>~~GO~~|2%<br>~~GO~~|PCM50US36<br>~~GO~~|
|50 W<br>~~RG~~|48.0 V<br>~~RG~~|1.04 A<br>~~OO~~|2%<br>~~OO~~|PCM50US48|



|Output<br>Power<br>~~a~~|Output 1|Output 1|Output 1|Output 1|Output 2|Output 2|Output 2|Output 2|Output 3|Output 3|Output 3|Output 3|Model<br>Number|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||Vnom<br>~~es~~|Imin<br>~~es~~|Imax|Tol.(1)|Vnom<br>~~GG~~|Imin(4, 5)<br>~~GG~~|Imax<br>~~GG~~|Imax<br>Tol.(1)<br>~~GG~~<br>~~CO~~|Vnom<br>~~CO~~|Imin<br>~~OO~~|Imax<br>~~OO~~|Tol.(1)||
|26.5 W<br>~~a~~<br>~~PCT~~|+3.3 V<br>~~es~~<br>~~PCT~~|1.0 A<br>~~es~~|5.0 A|7%|+5.0 V<br>~~GG~~|0.4 A<br>~~GG~~|2.0 A<br>~~GG~~|2.0 A<br>5%<br>~~GG~~<br>~~CO~~|~~CO~~|~~OO~~|~~OO~~||PCM50UD00|
|42.0 W<br>~~a ~~<br>~~PCT~~<br>~~PCT~~|+3.3 V<br> ~~es~~<br>~~PCT~~<br>~~PCT~~|0.5 A<br>~~es~~|5.0 A|7%|+12.0 V<br>~~GG~~|0.2 A<br>~~GG~~|2.0 A<br>~~GG~~|2.0 A<br>5%<br>~~GG~~<br>~~CO~~|~~CO ~~|~~OO~~|~~OO~~||PCM50UD01|
|42.0 W<br>~~PCT~~<br>~~PCT~~<br>~~Re~~|+5.0 V<br>~~PCT~~<br>~~PCT~~<br>~~Re~~|0.5 A<br>~~Gn~~|5.0 A<br>~~Gn~~<br>~~QO~~|5%<br>~~QO~~|+12.0 V<br>~~GG~~|0.2 A<br>~~GG~~|2.0 A|2.0 A<br>5%<br>~~(OQ~~|~~(OQ~~|~~(OQ~~|~~(OO~~|~~(OO~~|PCM50UD03|
|42.0 W<br>~~PCT~~<br>~~Re~~<br>~~Rs~~|+5.0 V<br>~~PCT~~<br>~~Re~~<br>~~es~~|0.5 A<br>~~Gn~~<br>~~es~~|5.0 A<br>~~Gn~~<br>~~QO~~<br>~~GR~~|5%<br>~~QO~~<br>~~GR~~|+15.0 V<br>~~GG~~<br>~~QO~~|0.2 A<br>~~GG~~<br>~~(Qn~~|1.5 A<br>~~(Qn~~|1.5 A<br>6%<br>~~(OQ~~<br>~~(QO~~|~~(OQ~~<br>~~(QO~~|~~(OQ~~<br>~~(QO~~|~~(OO~~|~~(OO~~|PCM50UD04|
|42.0 W<br>~~Re~~<br>~~Rs~~<br>~~Rs~~|+5.0 V<br>~~Re~~<br>~~es~~<br>~~Gs~~|0.5 A<br>~~Gn~~<br>~~es~~<br>~~Gs~~|5.0 A<br>~~Gn~~<br>~~QO~~<br>~~GR~~<br>~~nsP(e~~|5%<br>~~QO ~~<br>~~GR~~<br>~~P(e~~|+24.0 V<br> ~~GG~~<br>~~QO~~<br>~~P(e~~|0.1 A<br>~~GG~~<br>~~(Qn~~<br>~~(QQ~~|1.0 A<br>~~(Qn~~<br>~~(QQ~~|1.0 A<br>5%<br>~~(OQ~~<br>~~(QO~~<br>~~(QQ~~<br>~~(~~|~~(OQ~~<br>~~(QO~~<br>~~(~~|~~(OQ~~<br>~~(QO~~<br>~~(~~|~~(OO~~<br>~~(~~|~~(OO~~<br>~~(~~|PCM50UD05|
|42.0 W<br>~~Rs~~<br>~~Rs~~<br>~~Rs~~|+5.0 V<br>~~es~~<br>~~Gs~~<br>~~Gs~~|0.5 A<br>~~es~~<br>~~Gs~~<br>~~Gs~~|5.0 A<br>~~GR~~<br>~~nsP(e~~<br>~~rsQf~~|5%<br>~~GR~~<br>~~P(e~~<br>~~Qf~~|-24.0 V<br>~~QO~~<br>~~P(e~~<br>~~Qf~~|0.1 A<br>~~(Qn~~<br>~~(QQ~~<br>~~(QQ~~|1.0 A<br>~~(Qn ~~<br>~~(QQ~~<br>~~(QQ~~|1.0 A<br>5%<br> ~~(QO~~<br>~~(QQ~~<br>~~(~~<br>~~(QQ~~<br>~~(OT~~|~~(QO~~<br>~~(~~<br>~~(OT~~|~~(QO~~<br>~~(~~<br>~~(OU~~|~~(~~<br>~~(~~|~~(~~<br>~~(~~|PCM50UD06|
|42.0 W<br>~~Rs~~<br>~~Rs~~<br>~~De~~|+12.0 V<br>~~Gs~~<br>~~Gs~~<br>~~De~~|0.5 A<br>~~Gs~~<br>~~Gs~~<br>~~GG~~|3.0 A<br>~~nsP(e~~<br>~~rsQf~~<br>~~GG~~|5%<br>~~P(e~~<br>~~Qf~~<br>~~GG~~|-12.0 V<br>~~P(e ~~<br>~~Qf~~|0.2 A<br> ~~(QQ~~<br>~~(QQ~~<br>~~QQ~~|1.0 A<br>~~(QQ~~<br>~~(QQ~~<br>~~QQ~~|1.0 A<br>5%<br>~~(QQ~~<br>~~(~~<br>~~(QQ~~<br>~~(OT~~<br>~~QQ~~<br>~~(OOO~~|~~(~~<br>~~(OT~~<br>~~(OOO~~|~~(~~<br>~~(OU~~<br>~~(OOO~~|~~(~~<br>~~(~~|~~(~~<br>~~(~~|PCM50UD07|
|42.0 W<br>~~Rs~~<br>~~De~~|+15.0 V<br>~~Gs~~<br>~~De~~|0.5 A<br>~~Gs~~<br>~~GG~~|2.0 A<br>~~rsQf~~<br>~~GG~~|5%<br>~~Qf~~<br>~~GG~~|-15.0 V<br>~~Qf ~~|0.2 A<br> ~~(QQ~~<br>~~QQ~~|1.0 A<br>~~(QQ~~<br>~~QQ~~|1.0 A<br>5%<br>~~(QQ~~<br>~~(OT~~<br>~~QQ~~<br>~~(OOO~~|~~(OT ~~<br>~~(OOO~~|~~(OU~~<br>~~(OOO~~|~~(~~|~~(~~|PCM50UD08|
|42.0 W<br>~~De~~<br>~~PT~~<br>~~Ds~~|+3.3 V<br>~~De ~~<br>~~PT~~<br>~~Ds~~|0.5 A<br> ~~GG~~<br>~~PT~~<br>~~GG~~|5.0 A<br>~~GG~~<br>~~PT~~<br>~~GG~~|7%<br>~~GG~~<br>~~PT~~<br>~~GG~~|+12.0 V<br>~~PT~~|0.2 A<br>~~QQ~~<br>~~PT~~<br>~~GG~~|2.0 A<br>~~QQ~~<br>~~PT~~<br>~~GG~~|2.0 A<br>5%<br>~~QQ~~<br>~~(OOO~~<br>~~PT~~<br>~~GGGC~~|-12.0 V<br>~~(OOO~~<br>~~PT~~<br>~~GC~~|0.0 A<br>~~(OOO~~<br>~~PT~~<br>~~GC~~|0.8 A<br>~~PT~~|5%<br>~~PT~~|PCM50UT02<br>~~PT~~|
|42.0 W<br>~~Ds~~<br>~~PCT~~|+5.0 V<br>~~Ds~~<br>~~PCT~~|0.5 A<br>~~GG~~<br>~~PCT~~|5.0 A<br>~~GG~~|5%<br>~~GG~~|+12.0 V|0.2 A<br>~~GG~~|2.0 A<br>~~GG~~|2.0 A<br>5%<br>~~GGGC~~|-5.0 V<br>~~GC~~|0.0 A<br>~~GC~~|0.8 A|5%|PCM50UT03|
|42.0 W<br>~~Ds~~<br>~~PCT~~|+5.0 V<br>~~Ds ~~<br>~~PCT~~|0.5 A<br> ~~GG~~<br>~~PCT~~|5.0 A<br>~~GG~~|5%<br>~~GG~~|+12.0 V|0.2 A<br>~~GG~~<br>~~GO~~|2.0 A<br>~~GG~~<br>~~GO~~|2.0 A<br>5%<br>~~GG GC~~<br>~~GOGO~~|-12.0 V<br>~~GC~~<br>~~GO~~|0.0 A<br>~~GC~~<br>~~GO~~|0.8 A|5%|PCM50UT04|
|42.0 W<br>~~PCT~~<br>~~DQG~~|+5.0 V<br>~~PCT~~<br>~~DQG~~|0.5 A<br>~~PCT~~<br>~~DQG~~|5.0 A<br>~~DQG~~|5%<br>~~DQG~~|+15.0 V<br>~~DQG~~|0.2 A<br>~~DQG~~<br>~~GO~~|2.0 A<br>~~DQG~~<br>~~GO~~|2.0 A<br>6%<br>~~DQG~~<br>~~GOGO~~|-15.0 V<br>~~DQG~~<br>~~GO~~|0.0 A<br>~~DQG~~<br>~~GO~~|0.8 A<br>~~DQG~~|5%<br>~~DQG~~|PCM50UT05<br>~~DQG~~|
|42.0 W<br>~~POT~~|+5.0 V<br>~~POT~~<br>~~le~~|0.5 A<br>~~le~~|5.0 A|5%|+24.0 V|0.1 A<br>~~GO~~|1.0 A<br>~~GO~~|1.0 A<br>5%<br>~~GO GO~~|-12.0 V<br>~~GO~~|0.0 A<br>~~GO~~|0.8 A|5%|PCM50UT06|
|42.0 W<br>~~POT~~|+5.0 V<br>~~POT~~<br>~~le~~|0.5 A<br>~~le~~|5.0 A|5%|+24.0 V|0.1 A|1.0 A|1.0 A<br>5%|-24.0 V|0.0 A|0.5 A|5%|PCM50UT07|



## ~~**Notes**~~ 

_1. Regulation includes initial set tolerance, line regulation and load regulation._ 

## ~~**Mechanical Details**~~ 

**==> picture [525 x 289] intentionally omitted <==**

**----- Start of picture text -----**<br>
All dimensions are in inches (mm) Weight: 0.88-1.21 lb (400-550 g) approx. Tolerance: 0.04 (1.0) maximum<br>PIN CONNECTIONS<br>Pin Single Dual Triple<br>1 Common Common Common<br>5.75 (146.0)<br>2 Common Common Common<br>3 Output Output 1 Output 1<br>4 Common Common Output 3<br>5 Output Output 2 Output 2<br>Shell(5) Ground Ground Ground<br>th $ n . —<br>Notes:<br>1. Cable length is 48.0” (1.22m) approx.<br>2. For mating connector, use standard 5 pin din 180 ˚  socket.<br>3. Optional output connectors available, contact sales office.<br>AC INPUT POWER LED 4. Multi output models include a ferrite bead on the<br>a IEC 320 INLET e = output connector.<br>5. Output connector shell is connected to AC input Earth pin.<br>3<br>5<br>2<br>— te( _Ts<br>4<br>1<br>DC OUTPUT<br>\ 5 PIN PLUG<br>1.69 (43.0)<br>2.99 (76.0)<br>**----- End of picture text -----**<br>


06 Oct 2021 



## Links

- [View this product on Novapart](https://novapart.co/products/PCM50US28/ac-dc-power-supply-medical-1-output-50-w-28-vdc)
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- [Supplier page](https://es.farnell.com/xp-power/pcm50us28/adaptor-ac-dc-medical-28v-1-78a/dp/1109896)
---

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