AJM90PS12

AC/DC Power Supply, ITE & Medical, 1 Output, 90 W, 12 VDC, 7.5 A

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Manufacturer: XP POWER
Product type: AC / DC External Plug In Adaptor Power Supplies
Plug Type: Mains Plug Sold Separately
Product Range: AJM
No. of Outputs: 1 Output
Output Connector: 4 Way Mini DIN
Output Power Max: 90W
Input Voltage VAC: 80V AC to 264V AC
Input Voltage AC Max: 264V
Input Voltage AC Min: 80V
Power Supply Approvals: ITE & Medical
Power Supply Output Type: Fixed
Output Current - Output 1: 7.5A
Output Voltage - Output 1: 12VDC

Delivery and price
Units per pack	10
Price	68.2 €
Current stock	10+
Lead time	30 days

Datasheet

AJM90 series 

## 90W **External desktop** 

**AC-DC power supplies** 

The AJM90 has both medical (2 x MOPP) and ITE safety approvals, has class II construction with a smooth wipe clean IP32 sealed case that is ideal for medical applications. 

The standard class II version has a IEC320-C8 inlet. 

## **Features** 

- f Regulated single ouputs 12V to 24VDC 

- f Energy efficiency level VI 

- f Medical safety approvals 

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Applic ns<br>ANN<br>[>]<br>Home  Instrumentation<br>Healthcare<br>**----- End of picture text -----**<br>


## **Dimensions** 

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140.0 x 71.0 x 22.0mm (5.51" x 2.8" x 0.87”)<br>**----- End of picture text -----**<br>


- f 4th edition medical EMC 

- f Class II 

- f <0.21W standby power 

- f Low earth leakage current 

- f 0°C to +60°C operation 

- f 3 year warranty 

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Documentation<br>For further information click the link or scan<br>the code<br>: xppower.com<br>**----- End of picture text -----**<br>


## **Models & ratings** 

|Model number|Output voltage|Output current|Total regulation|Efficiency(1)|
|---|---|---|---|---|
|AJM90PS12C2|12.0VDC|7.50A|±5%|88%|
|AJM90PS18C2|18.0VDC|5.00A||89%|
|AJM90PS19C2|19.0VDC|4.74A||90%|
|AJM90PS24C2|24.0VDC|3.75A||90%|



## Notes: 

1. Typical average of efficiencies measured at 25%, 50%, 75% and 100% load and 230VAC input. 

1 [| 

**AC-DC power supplies** 

## AJM90 series 

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## **Input** 

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Characteristic Minimum Typical Maximum Units Notes & conditions<br>**----- End of picture text -----**<br>


|Characteristc|Minimum|Typical|Maximum|Units|Notes & conditons|
|---|---|---|---|---|---|
|||||||
|Input voltage|80||264|VAC|Derate output power below 90VAC to 90% at 85VAC and 85% at<br>80VAC|
|Input frequency|47||63|Hz||
|Input current||1.5/0.6||A|Measured at 115/230VAC|
|Inrush current|||60/100|A|115/230VAC, cold start at +25°C|
|Power factor||0.9|||EN61000-3-2 Class A|
|Earth leakage current||220|250|µA|264VAC, 60Hz|
|No load inputpower|||0.21|W||
|Inputprotection|T3.15A/250 VAC internal fuse in both line & neutral|||||



## **Output** 

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Characteristic Minimum Typical Maximum Units Notes & conditions<br>**----- End of picture text -----**<br>


|Characteristic|Minimum|Typical|Maximum|Units|Notes & conditions|
|---|---|---|---|---|---|
|||||||
|Output voltage|12||48|VDC|See models and ratings table|
|Initial set accuracy|||±2|%|At 50% load|
|Minimum load|No minimum load required|||||
|Start up delay|||3|s||
|Start up rise time|||50|ms||
|Hold up time|10|||ms|Full load and 115/230VAC|
|Line regulation|||±0.5|%||
|Total regulation|||±5|%||
|Transient response|||4|%|Maximum deviation, recovering to less than 1% within<br>500µs for 25% step load|
|Ripple and noise|||1|% pk-pk|150mV pk-pk for 12V model, measured with 20MHz bandwidth and<br>10µF electrolytic in parallel with 0.1µF ceramic capacitor|
|Overshoot|||5|%|At turn on / turn of|
|Overload protection|115||175|%||
|Overvoltage protection|112||150|%|Recycle mains to reset|
|Short circuit protection|Trip and restart (hiccup), auto resetting|||||
|Thermalprotection|Measured internally,auto resetting|||||
|Temperature coefcient||0.04||%/°C||
|Patient leakage current|||100|µA|264VAC,60Hz|



## **General** 

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Characteristic Minimum Typical Maximum Units Notes & conditions<br>Efficiency 90 % See models and ratings table and curves.<br>**----- End of picture text -----**<br>


|**Characteristic**|**Minimum**|**Typical**|**Maximum**|**Units**|**Notes & conditions**|
|---|---|---|---|---|---|
|Efciency||90||%|See models and ratings table and curves.|
|Isolation|||4000|VAC|Input to output|
|Switching frequency||105/100||kHz|PWM|
|Power density||0.277 (4.55)||cm3(W/in3)||
|Mean time between failure||>300||khrs|MIL-HDBK-217F at 25°C GB|
|Weight||350 (0.77)||g (lb)||



Specifications subject to change without notice. 

2 

**AC-DC power supplies** 

## AJM90 series 

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## **Environmental** 

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Characteristic Minimum Typical Maximum Units Notes & conditions<br>**----- End of picture text -----**<br>


|Characteristic|Minimum|Typical|Maximum|Units|Notes & conditions|
|---|---|---|---|---|---|
|||||||
|Operating temperature|0||+60|°C|Derate from 100% load at +40°C to 50% load at +60°C|
|Cooling|Natural convection|||||
|Operating humidity|5||90|%RH|Non-condensing|
|Storage temperature|-40||+85|°C||
|Operating altitude|||5000|m||
|Shock|IEC68-2-27, 30g, 11ms half sine, 3 times in each of 6 axes|||||
|Vibration|IEC68-2-6, 10-500Hz, 2g 10 mins/sweep, 60mins for each of 3 axes|||||



## **Emissions - EMC** 

|Phenomenon|Standard|Test level|Notes & conditions|
|---|---|---|---|
|Emissions|EN55011|Level B|Conducted and radiated|
|Harmonic currents|EN61000-3-2|Class A||
|Voltage ficker|EN61000-3-3|||



## **Emissions - immunity** 

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Phenomenon Standard Test level Criteria Notes & conditions<br>**----- End of picture text -----**<br>


|Phenomenon|Standard|Test level|Criteria|Notes & conditions|
|---|---|---|---|---|
||||||
|ESD immunity|EN61000-4-2|±15kV Air, ±8kV contact|A||
|Radiated immunity|EN61000-4-3|10V/m|A|80-2700MHz. IEC60601-1-2 Ed.4 at other frequencies|
|EFT/burst|EN61000-4-4|3|A||
|Surge|EN61000-4-5|Installation Class 3|A||
|Conducted|EN61000-4-6|6V|A||
|Magnetic felds|EN61000-4-8|30A/m|A||
|Dips and interruptions|EN61000-4-11|Dip: 30% 500ms|A/B|High Line/Low Line|
|||Dip: 60% 200ms|A/B|High Line/Low Line|
|||Int: 100% 5000ms|B||
|||Int: 100% 10ms|A||
||EN60601-1-2|Dip: 30% 500ms|A/B|High Line/Low Line|
|||Dip: 60% 100ms|A/B|High Line/Low Line|
|||Int: 100% 5000ms|B||
|||Int: 100% 10ms|A||



## **Safety approvals** 

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Safety agency Standard Notes & conditions<br>**----- End of picture text -----**<br>


|Safety agency|Standard|Notes & conditions|
|---|---|---|
||||
|UL|UL62368-1||
|EN|EN62368-1,EN60601-1||
|CB|IEC62368-1,IEC60950-1,IEC60601-1||
|Others|CSA C22.2 No. 60601||
|CE|Meets all applicable legislation||
|UKCA|Meets all applicable legislation||



Specifications subject to change without notice. 

3 

**AC-DC power supplies** 

## AJM90 series 

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## **Derating curve** 

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100%<br>80%<br>60%<br>40%<br>20%<br>0 20 40 60<br>Ambient Temperature (ºC)<br>Output Power (%)<br>**----- End of picture text -----**<br>


## **Efficiency curve** 

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AJM90US12 AJM90US24<br>100%  100%<br>90%  90%<br>80%  80%<br>70%  70%<br>60%  60%  115Vac input<br>50%  50%<br>40%  40%  230Vac input<br>30%  30%<br>20%  20%<br>10%  10%<br>0%  0%<br>10  20  30  40  50  60  70  80  90  100  10  20  30  40  50  60  70  80  90  100<br>Load (%)  Load (%)<br>Efficiency  Efficiency<br>**----- End of picture text -----**<br>


## AJM90US12 

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Mechanical details<br>**----- End of picture text -----**<br>


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 1500.0 (59.0)  140.0 (5.5)<br>7.4<br>(0.29)<br>71.0<br> 42.4 (1.6)  30.0 (1.18) (2.8)<br>Pin 4(+) Pin 2(+)  6.5 (0.26)  24.0 (0.94)<br>Pin 3(-) Pin 1(-) (0.39)  10.0 With Lock  39.0 (1.5)  15.0 (0.59) Wire no. UL11352 IEC320-C8 Inlet<br>Gauge: 18 AWG<br>Colour: Black<br>Pin Connection<br> 22.0 (0.86)<br>1 Return<br>2 Output +<br> 120.0 (4.72)  80.0 (3.15) 3 Return<br>4 Output +<br>Shell Return<br>**----- End of picture text -----**<br>


## Notes: 

1.  All dimensions shown in mm (inches). Tolerance is 0.5 (0.02) maximum, except output cable length. 

2. Output connector: Power Mini DIN, mates with Kycon KPJX-4S or equivalent. 

   4. For European mains lead order part EU-MAINS-8. 

   5. For UK mains lead order part UK-MAINS-8. 

   6. For US mains lead order part US-MAINS-8. 

3. Weight: 350g (0.77lbs) approx. 

Specifications subject to change without notice29 January 2026 . 

**4**

Updated at February 9, 2023

XP Power is a globally recognized leader in the design and manufacture of critical power solutions for the electronics industry. With a steadfast commitment to total quality and in-house engineering expertise, the company delivers highly reliable components that support complex applications across the industrial, healthcare, and technology sectors. Their extensive manufacturing capabilities provide engineers with a broad and dependable source for innovative power products. Our extensive portfolio of XP Power components is heavily focused on robust power and line protection. The core of this offering features a vast selection of high-performance AC/DC converters, designed to meet the rigorous efficiency and footprint demands of modern electronic systems. Complementing these are numerous reliable DC/DC converters, providing versatile options for precise voltage regulation and seamless system integration. Beyond their primary power conversion ranges, XP Power manufactures specialized components to address specific design challenges. Our selection includes essential passive components, such as power line filters for effective EMC and RFI suppression, ensuring signal integrity and strict regulatory compliance. Additionally, we provide dedicated AC/DC LED power supplies tailored for reliable, long-lasting performance in advanced commercial and industrial lighting applications.

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