TMM 40124

AC/DC PCB Mount Power Supply (PSU), Medical, 1 Output, 40 W, 24 VDC, 1.66 A

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Manufacturer: TRACO POWER
Product type: AC / DC PCB Mount Power Supplies
No. of Outputs:1 Output; Output Power Max:40W; Output Voltage - Output 1:24V; Output Current - Output 1:1.66A; Output Voltage - Output 2:-; Output Current - Output 2:-; Output Vo
SVHC: No SVHC (14-Jun-2023)
Depth: 88.9mm
Width: 63.5mm
Height: 30mm
Product Range: TMM 40 Series
No. of Outputs: 1 Output
Output Power Max: 40W
Input Voltage VAC: 85V AC to 264V AC
Power Supply Output Type: Fixed
Output Current - Output 1: 1.66A
Output Current - Output 2: -
Output Current - Output 3: -
Output Voltage - Output 1: 24VDC
Output Voltage - Output 2: -
Output Voltage - Output 3: -
Power Supply Applications: Medical

Delivery and price
Units per pack	50
Price	60.5 €
Current stock	10+
Lead time	30 days

Datasheet

## **AC/DC Power Supply** 

## **TMM 40 Series, 40 Watt** 

**Not recommended for new designs** 

- **Fully encapsulated low profile plastic casing in PCB version** 

- **2 x MOPP Medical safety according to AAMI/ANSI ES 60601-1:2005(R) and IEC/EN 60601-1 3rd edition** 

- **IT and industrial safety according to IEC/EN/UL 62368-1** 

- **Ready to meet ErP directive <0.3 W no load power consumption** 

- **–40°C start-up temperature** 

- **Safety class II prepared** 

- **Protection against over-temperature, overload and short circuit** 

- **3-year product warranty** 

UL 508 ES 60601-1 IEC 60601-1 UL 62368-1 IEC 62368-1 

The TMM 40 Series of fully encapsulated 40 Watt AC/DC power supply modules feature a reinforced/double I/O isolation system according to latest medical safety standards 60601-3 3rd edition for 2 x MOPP (Means Of Patient Protection). 

The high efficiency and the use of highest grade components make the units suitable for an operating temperature range of –40°C to +60°C without load derating. EMI/EMC characteristics and the safety approval package qualify these modules not only for medical devices but also for demanding applications in transportation systems and for equipment in industrial an commercial environment. 

## **Models** 

|**Order Code**|**Output**<br>**Power**|**Output 1**<br>**Vnom**<br>**Imax**|**Output 1**<br>**Vnom**<br>**Imax**|**Output 2**<br>**Vnom**<br>**Imax**|**Output 2**<br>**Vnom**<br>**Imax**|**Efficiency**<br>**typ.**|
|---|---|---|---|---|---|---|
|**TMM 40105***<br>**TMM 40112***<br>**TMM 40115***<br>**TMM 40124***<br>**TMM 40212***<br>**TMM 40215***|40 W|5 VDC<br>12 VDC<br>15 VDC<br>24 VDC<br>+12 VDC<br>+15 VDC|8'000 mA<br>3'330 mA<br>2'660 mA<br>1'660 mA<br>1'660 mA<br>1'330 mA|–12 VDC<br>–15 VDC|1'660 mA<br>1'330 mA|81 %<br>84 %<br>85 %<br>84 %<br>84 %<br>85 %|



Note * Not recommended for new designs 

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**April 20, 2026** 

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**TMM 40 Series, 40 Watt** 

|**Input Specifications**||||
|---|---|---|---|
|Input Voltage|- AC Range|Operational Range:|85 - 264 VAC(Full Range)|
|||Rated Range:|100 - 240 VAC(Full Range)|
||- DC Range|Operational Range:|120 - 370 VDC(Designed for, no certification)|
|||Polarity:|irrelevant|
|Input Frequency||Operational Range:|47 - 440 Hz|
|||Certified:|50/60 Hz|
|Power Consumption|- No load & Vin = 230 VAC||750 mW max.|
||- No load & Vin = 115 VAC||300 mW max.|
|Input Current|- Full load & Vin = 230 VAC|5 VDC model:|430 mA max.|
|||12 VDC model:|415 mA max.|
|||15 VDC model:|410 mA max.|
|||24 VDC model:|415 mA max.|
|||12 / -12 VDC model:|415 mA max.|
|||15 / -15 VDC model:|410 mA max.|
||- Full load & Vin = 115 VAC|5 VDC model:|720 mA max.|
|||12 VDC model:|690 mA max.|
|||15 VDC model:|680 mA max.|
|||24 VDC model:|690 mA max.|
|||12 / -12 VDC model:|690 mA max.|
|||15 / -15 VDC model:|680 mA max.|
|Input Inrush Current|- At 230 VAC||60 A max.|
||- At 115 VAC||30 A max.|
|Input Protection|||T 2 A / 250 VAC(Internal Fuse in L & N)|
|Recommended Input Fuse|||3'000 mA(slow blow)|
||||(The need of an external fuse has to be assessed|
||||in the final application.)|
|**Output Specifications**||||
|Voltage Set Accuracy|||±2% max.|
|Regulation|- Input Variation (Vmin - Vmax)|single output models:|0.5% max.|
|||dual output models:|0.5% max.|
||- Load Variation (0 - 100%)|single output models:|1% max.|
|||dual output models:|2% max.(Output 1)|
||||2% max. (Output 2)|
|Ripple and Noise|- single output|5 VDC model:|90 mVp-p max.|
|(20 MHz Bandwidth)||12 VDC model:|155 mVp-p max.|
|||15 VDC model:|195 mVp-p max.|
|||24 VDC model:|310 mVp-p max.|
||- dual output|12 / -12 VDC model:|155 / 155 mVp-p max.|
|||15 / -15 VDC model:|195 / 195 mVp-p max.|
||- single output|5 VDC model:|80 mVp-p typ.|
|||12 VDC model:|120 mVp-p typ.|
|||15 VDC model:|150 mVp-p typ.|
|||24 VDC model:|240 mVp-p typ.|
||- dual output|12 / -12 VDC model:|120 / 120 mVp-p typ.|
|||15 / -15 VDC model:|150 / 150 mVp-ptyp.|
|Capacitive Load|- single output|5 VDC model:|8'000 µF max.|
|||12 VDC model:|3'900 µF max.|
|||15 VDC model:|3'900 µF max.|
|||24 VDC model:|680 µF max.|
||- dual output|12 / -12 VDC model:|1'500 / 1'500 µF max.|
|||15 / -15 VDC model:|1'000 / 1'000µF max.|
|Minimum Load|||Not required|
|Temperature Coefficient|||±0.02 %/K max.|



All specifications valid at 230 VAC, resistive full load and +25°C after warm-up time, unless otherwise stated. 

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**TMM 40 Series, 40 Watt** 

Hold-up Time - At 230 VAC 50 ms min. - At 115 VAC 10 ms min. Start-up Overshoot Voltage 5% max. Short Circuit Protection Continuous, Automatic recovery Output Current Limitation 105% min. of Iout max. Overvoltage Protection 120% typ. of Vout nom. (By Zener diode) 

## **Safety Specifications** 

|Standards|- IT / Multimedia Equipment|EN 60950-1|
|---|---|---|
|||EN 62368-1|
|||IEC 60950-1|
|||IEC 62368-1|
|||UL 60950-1|
|||UL 62368-1|
||- Industrial Control Equipment|UL 508|
||- Medical Equipment|EN 60601-1|
|||IEC 60601-1|
|||ANSI/AAMI ES 60601-1|
|||CSA-C22.2, No 60601-1|
|||2 x MOPP(Means Of Patient Protection)|
||- Certification Documents|www.tracopower.com/tmm40-safety-cert|
|Protection Class||Class I & II(Prepared): Reinforced Insulation|
|||See application note: www.tracopower.com/info/protection-class.pdf|
|EnergySource|- Output,acc. to 62368-1|ES1|
|Power Source|- Output,acc. to 62368-1|PS3|
|Pollution Degree||PD 2|
|Over Voltage Category||OVC II|



## **EMC Specifications** 

EMI (Emissions) 

||EN 61000-6-3(Generic Residential)|
|---|---|
||EN 61000-6-4(Generic Industrial)|
|- Conducted Emissions|EN 55011 class A(internal filter)|
||EN 55011 class B(internal filter)|
||EN 55032 class A(internal filter)|
||EN 55032 class B(internal filter)|
||FCC 47 Part 15 class A(internal filter)|
||FCC 47 Part 15 class B(internal filter)|
|- Radiated Emissions|EN 55011 class A(internal filter)|
||EN 55011 class B(internal filter)|
||EN 55032 class A(internal filter)|
||EN 55032 class B(internal filter)|
||FCC 47 Part 15 class A(internal filter)|
||FCC 47 Part 15 class B(internal filter)|



All specifications valid at 230 VAC, resistive full load and +25°C after warm-up time, unless otherwise stated. 

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**TMM 40 Series, 40 Watt** 

EMS (Immunity) 

- Electrostatic Discharge 

- RF Electromagnetic Field 

- EFT (Burst) / Surge 

- Conducted RF Disturbances 

- PF Magnetic Field 

- Voltage Dips & Interruptions 

EMC / Environmental - Certification Documents 

EN 61000-6-1 (Generic Residential) EN 61000-6-2 (Generic Industrial) EN 60601-1-2 edition 4 (Medical Devices) EN 55024 (IT Equipment) EN 55035 (Multimedia) 

Air: EN 61000-4-2, ±15 kV, perf. criteria A Contact: EN 61000-4-2, ±8 kV, perf. criteria A EN 61000-4-3, 10 V/m, perf. criteria A EN 61000-4-4, ±2 kV, perf. criteria A L to L: EN 61000-4-5, ±1 kV, perf. criteria A EN 61000-4-6, 10 Vrms, perf. criteria A Continuous: EN 61000-4-8, 30 A/m, perf. criteria A 230 VAC / 50 Hz: EN 61000-4-11 

30%, 25 periods, perf. criteria A >95%, 0.5 periods, perf. criteria A >95%, 1 period, perf. criteria A >95%, 250 periods, perf. criteria B www.tracopower.com/tmm40-emc-cert 

## **General Specifications** 

|Relative Humidity||95% max. (non condensing)|
|---|---|---|
|Temperature Ranges|- Operating Temperature|–40°C to +80°C|
||- Storage Temperature|–40°C to +95°C|
|Power Derating|- High Temperature|3.75 %/K above 60°C|
|||See application note: www.tracopower.com/tmm40-cc|
|Over Temperature|- Protection Mode|142°C typ.(Automatic recovery at 67°C typ.)|
|Protection Switch Off|- Measurement Point|Internal IC temperature|
|CoolingSystem||Natural convection(20 LFM)|
|Altitude DuringOperation||5'000 m max.|
|SwitchingFrequency||130 kHz typ. (PWM)|
|Insulation System||Reinforced Insulation|
|WorkingVoltage (rated)||240 VAC|
|Isolation Test Voltage|- Input to Output,60 s|4'000 VAC|
|Isolation Resistance|- Input to Output,500 VDC|1'000 MΩ min.|
|Leakage Current|- Touch Current|100µA max.|
|Reliability|- Calculated MTBF|200'000 h(MIL-HDBK-217F, ground benign)|
|WashingProcess||Not allowed|
|HousingMaterial||Plastic resin(UL 94 V-0 rated)|
|PottingMaterial||Silicone(UL 94 V-0 rated)|
|Pin Material||Copper Alloy (C6801)|
|Pin Foundation Plating||Nickel(2 - 4µm)|
|Pin Surface Plating||Tin(3 - 5µm),matte|
|HousingType||Plastic Case|
|MountingType||PCB Mount|
|Connection Type||THD(Through-Hole Device)|
|Soldering Profile||Lead-Free Wave Soldering|
|||260°C / 10 s max.|
|Weight||310 g|



All specifications valid at 230 VAC, resistive full load and +25°C after warm-up time, unless otherwise stated. 

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**TMM 40 Series, 40 Watt** 

Environmental Compliance - REACH Declaration 

- RoHS Declaration 

- SCIP Reference Number 

www.tracopower.com/info/reach-declaration.pdf REACH SVHC list compliant REACH Annex XVII compliant www.tracopower.com/info/rohs-declaration.pdf Exemptions: 7(a) 

(RoHS exemptions refer to the component concentration only, not to the overall concentration in the product (O5A rule).) fadb5307-b3f5-476e-a12d-7e37a33a0fc8 

## **Additional Information** 

Supporting Documents Frequently Asked Questions Glossary 

www.tracopower.com/overview/tmm40 www.tracopower.com/glossary-faq www.tracopower.com/info/glossary.pdf 

## **Outline Dimensions** 

**==> picture [326 x 237] intentionally omitted <==**

**----- Start of picture text -----**<br>
63.5(2.50)<br>27.94 27.94 30.0 (1.18)<br>(1.10) (1.10)<br>7 5 3<br>2 x M4 THD<br>15.9 31.6<br>(0.63) (1.24)<br>Bottom view<br>2 1<br>27.94(1.10) 27.94(1.10) 0.7(0.03) 6.0<br>31.75(1.25) (0.24)<br>Dimensions in mm (inch)<br>Tolerances ±0.5 (±0.02)<br>Pin Ø 1.0 ±0.1 (0.04 ±0.004)<br>Pin pich tolerances ±0.25 (±0.01)<br>5.0 (0.20)<br>3.20)( 3.50)(<br>2.1)( 81.3 88.9<br>53.3<br>5.0 (0.20)<br>3.8 (0.15)<br>**----- End of picture text -----**<br>


|Pinout|Pinout|Pinout|
|---|---|---|
|Pin|Single Output|Dual Output|
|1|AC (N)|AC (N)|
|2|AC (L)|AC (L)|
|3|+Vout|+Vout|
|5|–Vout|Common|
|7|NC|–Vout|



**==> picture [76 x 8] intentionally omitted <==**

**----- Start of picture text -----**<br>
NC: Not connected<br>**----- End of picture text -----**<br>


©   Copyright 2025 Traco Electronic AG 

Specifications can be changed without notice. 

Rev. April 20, 2026 

www.tracopower.com 

**Page 5 / 5**

Updated at June 3, 2026

TRACO Electronic AG, operating globally under the Traco Power brand, is a premier Swiss power supply specialist with over 35 years of industry expertise. Renowned for engineering high-quality power conversion products, the company delivers reliable, cost-effective solutions tailored to the exacting standards of industrial, medical, railway, and automation applications. The cornerstone of our Traco Power portfolio is an extensive selection of power conversion systems. Our offering is heavily focused on a vast array of high-performance AC/DC converters engineered to provide exceptional efficiency and safety for sensitive electronics. This is complemented by a robust lineup of DC/DC converters built to ensure stable, isolated power delivery in challenging environments. Beyond flagship power supplies, the Traco Power range includes specialized passive components and thermal management solutions essential for complete system integration. We supply power inductors, common mode chokes, and power line filters designed for rigorous EMC and RFI suppression, alongside natural convection heat sinks that guarantee optimal thermal performance and prolonged component lifespan.

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