MPS-45-3.3

AC/DC Open Frame Power Supply (PSU), Medical, 1 Output, 52W @ 18CFM, 26.4 W, 90V AC to 264V AC

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: MEAN WELL
Product type: AC / DC Open Frame Power Supplies
SVHC: No SVHC (12-Jan-2017)
Product Range: MPS-45 Series
No. of Outputs: 1 Output
Input Voltage VAC: 90V AC to 264V AC
Power Supply Output Type: Adjustable, Fixed
Output Current - Output 1: 8A
Output Current - Output 2: -
Output Current - Output 3: -
Output Current - Output 4: -
Output Voltage - Output 1: 3.3VDC
Output Voltage - Output 2: -
Output Voltage - Output 3: -
Output Voltage - Output 4: -
Power Supply Applications: Medical
Power Rating (Forced Cooling): 52W @ 18CFM
Power Rating (Convection Cooling): 26.4W

Delivery and price
Units per pack	25
Price	26.62 €
Current stock	10+
Lead time	30 days

Datasheet

**MPS - 45 series** 

## DIRECT ~~a~~ 45W Single Output Medical Type **- series** 

## **SPECIFICATION** 

|**MPS-45-3.3**<br>**MPS-45-5**<br>**MPS-45-7.5**<br>**MPS-45-12**<br>**MPS-45-13.5 MPS-45-15**<br>**MPS-45-24**<br>**MPS-45-27**<br>**MPS-45-48**<br>**MODEL**<br>**OUTPUT**<br>**FREQUENCY RANGE**<br>**EFFICIENCY(Typ.)**<br>**INPUT**<br>**Note.7**<br>**VIBRATION**<br>**MTBF**<br>**DIMENSION**<br>**OTHERS**<br>**NOTE**<br>**PACKING**<br>**OVERLOAD**<br>3.3V<br>5V<br>7.5V<br>12V<br>13.5V<br>15V<br>24V<br>27V<br>48V<br>8A<br>8A<br>5.4A<br>3.7A<br>3.3A<br>3A<br>1.9A<br>1.7A<br>1A<br>26.4W<br>40W<br>40.5W<br>44.4W<br>44.55W<br>45W<br>45.6W<br>45.9W<br>48W<br>80mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>3.0%<br>3.0%<br>3.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>3.0%<br>3.0%<br>3.0%<br>2.0%<br>65%<br>72%<br>75%<br>76%<br>76%<br>77%<br>78%<br>78%<br>78%<br>0.04%/<br>)<br>**SAFETY STANDARDS**<br>**ENVIRONMENT**<br>**SAFETY &**<br>**EMC**<br>**PROTECTION**<br>2KVAC<br>**Note.2**<br>**Note.3**<br>/264VAC<br>DGVOLTAGE<br>a ~~CG~~<br>RATEDCURRENT ~~se~~<br>CURRENT RANGE<br>0~10.7A<br>[0~10.5A<br>0~44A<br>[0~39A<br>|0~3.5A<br>[0~2.2A<br>|0~1.95A<br>[0~1.4A<br>RATEDPOWER ~~se~~<br>OUTPUT POWER (max.)<br>52W(+3.3V:35W)with 18CFM min. Forced airconvection<br>RIPPLE&NOISE(max)<br>**|**<br>~~|~~<br>VOLTAGEADJ.RANGE<br>2.97~3.63V |4.5~5.5V |6.75~8.25V|<br>10.8 ~ 13.2V|<br>12.2 ~ 14.85V)<br>13.5 ~ 16.5V| 21.6~ 26.4V|<br>24.3~ 29.7V | 43.2~52.8V<br>VOLTAGE TOLERANCE<br>SETUP, RISETIME<br>800ms, 30ms/230VAC<br>1200ms, 30ms/115VAC at full load<br>HOLD UPTIME (Typ.)<br>50ms/230VAC<br>16ms/115VAC at full load<br>VOLTAGE RANGE<br>90 ~ 264VAC<br>127 ~ 370VDC<br>ACCURRENT (Typ.)<br>1.2A/115VAC<br>0.7A/230VAC<br>INRUSH CURRENT (Typ.)<br>COLDSTART 17A/115VAC<br>35A/230VAC<br>LEAKAGE CURRENT<br>Earth leakage current< 250;:A/264VAC<br>, Touch leakage current < 60<br>53 ~75W (3.3V:36 ~ 55W) rated output power<br>Protection type : Hiccup mode, recovers automatically after fault condition is removed<br>3.8~4.46V |5.75~6.75V| 8.63~10.1V| 13.8~ 16.2V) 15.5~18.2V|17.25~20.25V| 27.6~32.4V) 31 ~36.45V| 55.2~64.8V<br>OVERVOLTAGE<br>:<br>:<br>F<br>a<br>Protection type : Hiccup mode, recovers automatically afterfault condition is removed<br>WORKING TEMP.<br>-10 ~ +60°C (Refer to "Derating Curve")<br>WORKING HUMIDITY<br>20 ~90% RH non-condensing<br>STORAGETEMP., HUMIDITY| -20~+85°C, 10 ~95% RH<br>TEMP. COEFFICIENT<br>£<br>C (0~50C)<br>PSY 10 ~500Hz,2G 10min./1cycle, periodfor60min.each alongX,Y,Zaxes<br>|__| ANSI/AAMIES60601-1, TUVEN60601-1, IEC60601-1 approved<br>WITHSTANDVOLTAGE<br>I/P-O/P:4KVAC<br>I/P-FG:<br>O/P-FG:0.5KVAC<br>ISOLATION RESISTANCE<br>I/P-O/P, I/P-FG:100M Ohms /500VDC /25°C/70% RH<br>EMC EMISSION<br>Compliance to EN55011 (CISPR11) Class B, EN61000-3-2,-3<br>EMC IMMUNITY<br>Compliance to EN61000-4-2,3,4,5,6,8,11, EN60601-1-2, medical level, criteriaA<br>PY 866.1Khrs min.<br>MIL-HDBK-217F<br>(25°C<br>~~Po~~ 27°76"28mm (LW)<br>L018<br>Kg;72p08/15.1Kg/135CUFT<br>1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.<br>2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.<br>3. Tolerance<br>: includes set up tolerance, line regulation and load regulation.<br>4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets<br>EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”<br>(as available on http:/Awww.meanwell.com)<br>5. Mounting holes M1 and M2 should be grounded for EMI purposes.<br>6. Heat Sink HS1,HS2 can not be shorted.<br>7. Touch current was measured from primary input to DC output.|**MPS-45-3.3**<br>**MPS-45-5**<br>**MPS-45-7.5**<br>**MPS-45-12**<br>**MPS-45-13.5 MPS-45-15**<br>**MPS-45-24**<br>**MPS-45-27**<br>**MPS-45-48**<br>**MODEL**<br>**OUTPUT**<br>**FREQUENCY RANGE**<br>**EFFICIENCY(Typ.)**<br>**INPUT**<br>**Note.7**<br>**VIBRATION**<br>**MTBF**<br>**DIMENSION**<br>**OTHERS**<br>**NOTE**<br>**PACKING**<br>**OVERLOAD**<br>3.3V<br>5V<br>7.5V<br>12V<br>13.5V<br>15V<br>24V<br>27V<br>48V<br>8A<br>8A<br>5.4A<br>3.7A<br>3.3A<br>3A<br>1.9A<br>1.7A<br>1A<br>26.4W<br>40W<br>40.5W<br>44.4W<br>44.55W<br>45W<br>45.6W<br>45.9W<br>48W<br>80mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>100mVp-p<br>3.0%<br>3.0%<br>3.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>2.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>1.0%<br>3.0%<br>3.0%<br>3.0%<br>2.0%<br>65%<br>72%<br>75%<br>76%<br>76%<br>77%<br>78%<br>78%<br>78%<br>0.04%/<br>)<br>**SAFETY STANDARDS**<br>**ENVIRONMENT**<br>**SAFETY &**<br>**EMC**<br>**PROTECTION**<br>2KVAC<br>**Note.2**<br>**Note.3**<br>/264VAC<br>DGVOLTAGE<br>a ~~CG~~<br>RATEDCURRENT ~~se~~<br>CURRENT RANGE<br>0~10.7A<br>[0~10.5A<br>0~44A<br>[0~39A<br>|0~3.5A<br>[0~2.2A<br>|0~1.95A<br>[0~1.4A<br>RATEDPOWER ~~se~~<br>OUTPUT POWER (max.)<br>52W(+3.3V:35W)with 18CFM min. Forced airconvection<br>RIPPLE&NOISE(max)<br>**|**<br>~~|~~<br>VOLTAGEADJ.RANGE<br>2.97~3.63V |4.5~5.5V |6.75~8.25V|<br>10.8 ~ 13.2V|<br>12.2 ~ 14.85V)<br>13.5 ~ 16.5V| 21.6~ 26.4V|<br>24.3~ 29.7V | 43.2~52.8V<br>VOLTAGE TOLERANCE<br>SETUP, RISETIME<br>800ms, 30ms/230VAC<br>1200ms, 30ms/115VAC at full load<br>HOLD UPTIME (Typ.)<br>50ms/230VAC<br>16ms/115VAC at full load<br>VOLTAGE RANGE<br>90 ~ 264VAC<br>127 ~ 370VDC<br>ACCURRENT (Typ.)<br>1.2A/115VAC<br>0.7A/230VAC<br>INRUSH CURRENT (Typ.)<br>COLDSTART 17A/115VAC<br>35A/230VAC<br>LEAKAGE CURRENT<br>Earth leakage current< 250;:A/264VAC<br>, Touch leakage current < 60<br>53 ~75W (3.3V:36 ~ 55W) rated output power<br>Protection type : Hiccup mode, recovers automatically after fault condition is removed<br>3.8~4.46V |5.75~6.75V| 8.63~10.1V| 13.8~ 16.2V) 15.5~18.2V|17.25~20.25V| 27.6~32.4V) 31 ~36.45V| 55.2~64.8V<br>OVERVOLTAGE<br>:<br>:<br>F<br>a<br>Protection type : Hiccup mode, recovers automatically afterfault condition is removed<br>WORKING TEMP.<br>-10 ~ +60°C (Refer to "Derating Curve")<br>WORKING HUMIDITY<br>20 ~90% RH non-condensing<br>STORAGETEMP., HUMIDITY| -20~+85°C, 10 ~95% RH<br>TEMP. COEFFICIENT<br>£<br>C (0~50C)<br>PSY 10 ~500Hz,2G 10min./1cycle, periodfor60min.each alongX,Y,Zaxes<br>|__| ANSI/AAMIES60601-1, TUVEN60601-1, IEC60601-1 approved<br>WITHSTANDVOLTAGE<br>I/P-O/P:4KVAC<br>I/P-FG:<br>O/P-FG:0.5KVAC<br>ISOLATION RESISTANCE<br>I/P-O/P, I/P-FG:100M Ohms /500VDC /25°C/70% RH<br>EMC EMISSION<br>Compliance to EN55011 (CISPR11) Class B, EN61000-3-2,-3<br>EMC IMMUNITY<br>Compliance to EN61000-4-2,3,4,5,6,8,11, EN60601-1-2, medical level, criteriaA<br>PY 866.1Khrs min.<br>MIL-HDBK-217F<br>(25°C<br>~~Po~~ 27°76"28mm (LW)<br>L018<br>Kg;72p08/15.1Kg/135CUFT<br>1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.<br>2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.<br>3. Tolerance<br>: includes set up tolerance, line regulation and load regulation.<br>4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets<br>EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”<br>(as available on http:/Awww.meanwell.com)<br>5. Mounting holes M1 and M2 should be grounded for EMI purposes.<br>6. Heat Sink HS1,HS2 can not be shorted.<br>7. Touch current was measured from primary input to DC output.|**MPS-45-3.3**|**MPS-45-5**|**MPS-45-7.5**|**MPS-45-12**|**MPS-45-13.5 **|**MPS-45-15**|**MPS-45-24**|**MPS-45-27**|**MPS-45-48**|
|---|---|---|---|---|---|---|---|---|---|---|
||DGVOLTAGE|3.3V<br>a|5V<br>a|7.5V<br>~~CG~~|12V<br>~~CG~~|13.5V<br>~~CG~~|15V<br>~~CG~~|24V<br>~~CG~~|27V<br>~~CG~~|48V<br>~~CG~~|
||DGVOLTAGE<br>RATEDCURRENT|8A<br>a<br>~~se~~|8A<br>a <br>~~se~~|5.4A<br> ~~CG~~<br>~~se~~|3.7A<br>~~CG~~<br>~~se~~|3.3A<br>~~CG~~<br>~~se~~|3A<br>~~CG~~<br>~~se~~|1.9A<br>~~CG~~<br>~~se~~|1.7A<br>~~CG~~<br>~~se~~|1A<br>~~CG~~<br>~~se~~|
||RATEDCURRENT <br>CURRENT RANGE|~~se~~<br>0~10.7A|~~se~~<br>[0~10.5A|~~se~~|~~se~~<br>0~44A|~~se~~<br>[0~39A|~~se~~<br>|0~3.5A|~~se~~<br>[0~2.2A|~~se~~<br>|0~1.95A|~~se~~<br>[0~1.4A|
||RATEDPOWER|26.4W<br> ~~se~~|40W<br>~~se~~|40.5W<br>~~se~~|44.4W<br>~~se~~|44.55W<br>~~se~~|45W<br>~~se~~|45.6W<br>~~se~~|45.9W<br>~~se~~|48W<br>~~se~~|
||OUTPUT POWER (max.)<br>RIPPLE&NOISE(max)<br>**|**|52W(+3.3V:35W)with 18CFM min. Forced airconvection<br>**|**|||||||||
||**Note.2**<br>RIPPLE&NOISE(max)<br>**|**|80mVp-p<br>**Note.2**<br>**|**|100mVp-p|100mVp-p|100mVp-p|100mVp-p<br>~~|~~|100mVp-p<br>~~|~~|100mVp-p<br>~~|~~|100mVp-p<br>~~|~~|100mVp-p<br>~~|~~|
||RIPPLE&NOISE(max)<br>**|**<br>VOLTAGEADJ.RANGE|**|**<br>2.97~3.63V|||4.5~5.5V|||6.75~8.25V||10.8~13.2V||~~|~~<br>12.2~14.85V)|~~|~~<br>13.5~16.5V||~~|~~<br>|21.6~26.4V||~~|~~<br>24.3~ 29.7V ||~~|~~<br>~ 29.7V |43.2~52.8V|
||**Note.3**<br>VOLTAGEADJ.RANGE<br>VOLTAGE TOLERANCE|3.0%<br>2.97~3.63V ||3.0%<br>|4.5~5.5V ||3.0%<br>|6.75~8.25V||2.0%<br>10.8 ~ 13.2V||2.0%<br>12.2 ~ 14.85V)|2.0%<br>13.5 ~ 16.5V||2.0%<br>| 21.6~ 26.4V||2.0%<br>24.3~ 29.7V ||2.0%<br>~ 29.7V | 43.2~52.8V|
|||1.0%|1.0%|1.0%|1.0%|1.0%|1.0%|1.0%|1.0%|1.0%|
|||3.0%|3.0%|3.0%|2.0%|2.0%|2.0%|2.0%|2.0%|2.0%|
||SETUP, RISETIME|800ms, 30ms/230VAC<br>1200ms, 30ms/115VAC at full load|||||||||
||HOLD UPTIME (Typ.)|50ms/230VAC<br>16ms/115VAC at full load|||||||||
||VOLTAGE RANGE|90 ~ 264VAC<br>127 ~ 370VDC|||||||||
||**FREQUENCY RANGE**||||||||||
||**EFFICIENCY(Typ.)**|65%|72%|75%|76%|76%|77%|78%|78%|78%|
||ACCURRENT (Typ.)|1.2A/115VAC<br>0.7A/230VAC|||||||||
||INRUSH CURRENT (Typ.)|COLDSTART 17A/115VAC<br>35A/230VAC|||||||||
||**Note.7**<br>LEAKAGE CURRENT|/264VAC<br>Earth leakage current< 250;:A/264VAC<br>, Touch leakage current < 60|||||||||
||**OVERLOAD**|53 ~75W (3.3V:36 ~ 55W) rated output power<br>Protection type : Hiccup mode, recovers automatically after fault condition is removed|||||||||
||OVERVOLTAGE|3.8~4.46V |5.75~6.75V| 8.63~10.1V| 13.8~ 16.2V) 15.5~18.2V|17.25~20.25V| 27.6~32.4V) 31 ~36.45V| 55.2~64.8V<br>:<br>:<br>F<br>a<br>Protection type : Hiccup mode, recovers automatically afterfault condition is removed|||||||||
||WORKING TEMP.|-10 ~ +60°C (Refer to "Derating Curve")|||||||||
||WORKING HUMIDITY|20 ~90% RH non-condensing|||||||||
||STORAGETEMP.,HUMIDITY||-20~+85°C,10~95%RH|||||||||
||STORAGETEMP., HUMIDITY| <br>TEMP. COEFFICIENT<br>PSY|0.04%/<br> -20~+85°C, 10 ~95% RH<br>£<br>C (0~50C)<br>PSY10 ~500Hz,2G10min./1cycle,periodfor60min.eachalongX,Y,Zaxes|||||||||
||**VIBRATION**<br>PSY|PSY10 ~500Hz,2G10min./1cycle,periodfor60min.eachalongX,Y,Zaxes|||||||||
||**SAFETY STANDARDS**<br>PSY<br>|__||PSY 10 ~500Hz,2G 10min./1cycle, periodfor60min.each alongX,Y,Zaxes<br>ANSI/AAMIES60601-1,TUVEN60601-1,IEC60601-1approved|||||||||
|||__| <br>WITHSTANDVOLTAGE|2KVAC<br> ANSI/AAMIES60601-1, TUVEN60601-1, IEC60601-1 approved<br>I/P-O/P:4KVAC<br>I/P-FG:<br>O/P-FG:0.5KVAC|||||||||
||ISOLATION RESISTANCE|I/P-O/P, I/P-FG:100M Ohms /500VDC /25°C/70% RH|||||||||
||EMC EMISSION|Compliance to EN55011 (CISPR11) Class B, EN61000-3-2,-3|||||||||
||EMC IMMUNITY<br>~~Po~~|Compliance to EN61000-4-2,3,4,5,6,8,11, EN60601-1-2, medical level, criteriaA<br>(25°C<br>|||||||||
||**MTBF**<br>PY <br>~~Po~~|)<br> 866.1Khrs min.<br>MIL-HDBK-217F<br>(25°C<br>|||||||||
||**DIMENSION**<br>~~Po~~|(25°C<br> 27°76"28mm (LW)<br>Kg;72p08/15.1Kg/135CUFT|||||||||
||**PACKING**<br>L018|L018<br>Kg;72p08/15.1Kg/135CUFT|||||||||
||L018<br>Kg;72p08/15.1Kg/135CUFT<br>1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.<br>2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.<br>3. Tolerance<br>: includes set up tolerance, line regulation and load regulation.<br>4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets<br>EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”<br>(as available on http:/Awww.meanwell.com)<br>5. Mounting holes M1 and M2 should be grounded for EMI purposes.<br>6. Heat Sink HS1,HS2 can not be shorted.<br>7. Touch current was measured from primary input to DC output.||||||||||



MeanWell Direct Tel: +44 (0)118 970 3858  E-mail: sales@meanwelldirect.co.uk 

## **MPS - 45 series** 

**==> picture [489 x 675] intentionally omitted <==**

**----- Start of picture text -----**<br>
DIRECT a 45W Single Output Medical Type - series<br>Mechanical Specification Unit:mm<br>127<br>115.8 5.6<br>FG HS1<br>M1 M2<br>@ “ C O @ CN2<br>1<br>FS1 2<br>© 1 T2A/250V AC FUSE Y/;WA 435<br>HS2 6<br>2<br>CN1 FS2<br>AC FUSE<br>Oo O T2A/250V SVR1 LED o r.<br>SG<br>| os<br>= — U U i) U<br>af<br>AC Input Connector (CN1) : Molex 5277-02 or equivalent DC Output Connector (CN2) : Molex 5273-06 or equivalent<br>Assignment Terminal Assignment Terminal<br>(PinNo.[ | MatingHousing | | Pino. ————*| MatingHousing |<br>Molex 1 AC/N 5195 Molex 5194 Mole 1,2,3 +V x 5195 Molex 5194<br>ee 2 AC/L e e or equivalent or equivalent (| 4,5,6 -V orequivalent or equivalent<br>J\ HS1,HS2 can not be shorted<br>Block Diagram fosc: 45KHz<br>EMI RECTIFIERS POWER ~ RECTIFIERS O +V<br>I/P c FILTER FILTER& SWITCHING ened=<Yrp= FILTER& ; -V<br>FG O° x DETECTION<br>CIRCUIT<br>PWM<br>O.L.P.<br>1 CONTROL 4 |<br>O.V.P. ey,<br>Derating Curve Hi Static Characteristics<br>100<br>100 Others<br>90<br>80<br>80<br>60 3.3V,5V 70<br>60 |<br>40 |<br>50 J<br>20 4<br>40<br>-10 0 10 20 30 40 50 60 (HORIZONTAL) 90 100 110 135 155 230 264<br>AMBIENT TEMPERATURE (°C ) INPUT VOLTAGE (V) 60Hz<br>8<br>5.6<br>76 64.8<br>28<br>LOAD(%)<br>**----- End of picture text -----**<br>


_2012-05-22_ 

MeanWell Direct Tel: +44 (0)118 970 3858  E-mail: sales@meanwelldirect.co.uk

Updated at June 10, 2026

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