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Mean Well MPM-45-5ST Power Supply 45W 5V

Q: Can I use the MPM-45-5ST for 5V industrial controllers or processor boards?

Yes, when the equipment requires constant 5V output and the total demand stays within 40W and 8A. That makes it suitable for higher-current 5V control electronics, embedded processors, and digital subsystems.

Q: Is the MPM-45-5ST suitable for 5V instrumentation or test equipment?

It can be used for 5V instrumentation and electronic assemblies that need up to 8A from a constant voltage source. The encapsulated construction and compact format can help in tightly packed equipment designs.

Q: Can this model support a 5V backplane or multiple 5V loads in one enclosure?

Yes, as long as the combined 5V load does not exceed 40W or 8A. This is the main sizing check for a 5V backplane, multiple controller boards, or several 5V electronic loads powered from one supply.

Q: Is the MPM-45-5ST rated for outdoor or washdown conditions?

The operating temperature range is -30°C to +80°C, which addresses temperature but not ingress protection. Since no IP rating is listed in the provided specs, the product data does not claim dust-tight, waterproof, or washdown suitability.

Q: What is the difference between the MPM-45-5ST and the rest of the MPM 45-series?

The MPM 45-series spans 5V at 40W and 8A, 12V at 45W and 3.75A, 15V at 45W and 3A, 24V at 45.1W and 1.88A, and 48V at 45.1W and 0.94A. This model is the ST version of the 5V option, and the non-ST MPM-45-5 keeps the same electrical ratings in a smaller 87.0 x 52.0 x 29.5 mm housing.

encapsulated, compact size, medical safety approved, no load power consumption < 0.1W, extremely low leakage current

SKU:

MPM-45-5ST

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Description

EMI Class B without additional components

Isolation Class II

No minimum load required

50W peak(10 sec)

Touch current<100 μA/264VAC

Key Features

✓3.43"x2.05" compact size
✓Medical safety approved(2 x MOPP) according to ANSI/AAMI ES60601-1 and IEC/BS EN/EN60601-1
✓Suitable for BF application with appropriate system consideration
✓No-load power consumption<0.1W
✓Extremely low leakage current
✓Wide operating temp. range -40~+85°C
✓EMI Class B without additional componentsIsolation Class II
✓Protections: Short circuit/ Overload/ Over voltage/Over temperature
✓No minimum load required50W peak(10 sec)
✓3 years warranty

Specifications

Brand

Mean Well
Series

MPM Series
Power Rating

40 Watt
Output Voltage

5 Volt
Rated Current

8 Ampere
Input Voltage

80V~264V
Standards Met

CB,CE,EAC,TUV,UL
Operation Mode

Constant Voltage
Operating Temperature

-30°C~80°C
Warranty

3 Year
Length

10.9 cm
Width

5.2 cm
Height

3.35 cm
Weight

0.21 kg

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Frequently Asked Questions

Can I use the MPM-45-5ST for 5V industrial controllers or processor boards?

Yes, when the equipment requires constant 5V output and the total demand stays within 40W and 8A. That makes it suitable for higher-current 5V control electronics, embedded processors, and digital subsystems.

Is the MPM-45-5ST suitable for 5V instrumentation or test equipment?

It can be used for 5V instrumentation and electronic assemblies that need up to 8A from a constant voltage source. The encapsulated construction and compact format can help in tightly packed equipment designs.

Can this model support a 5V backplane or multiple 5V loads in one enclosure?

Yes, as long as the combined 5V load does not exceed 40W or 8A. This is the main sizing check for a 5V backplane, multiple controller boards, or several 5V electronic loads powered from one supply.

Is the MPM-45-5ST rated for outdoor or washdown conditions?

The operating temperature range is -30°C to +80°C, which addresses temperature but not ingress protection. Since no IP rating is listed in the provided specs, the product data does not claim dust-tight, waterproof, or washdown suitability.

What is the difference between the MPM-45-5ST and the rest of the MPM 45-series?

The MPM 45-series spans 5V at 40W and 8A, 12V at 45W and 3.75A, 15V at 45W and 3A, 24V at 45.1W and 1.88A, and 48V at 45.1W and 0.94A. This model is the ST version of the 5V option, and the non-ST MPM-45-5 keeps the same electrical ratings in a smaller 87.0 x 52.0 x 29.5 mm housing.

Model	Power	Voltage	Current
Mean Well MPM-45-5 Power Supply 45W 5V	40W	5V	8A	View
Mean Well MPM-45-48ST Power Supply 45W 48V	45.1W	48V	0.94A	View
Mean Well MPM-45-48 Power Supply 45W 48V	45.1W	48V	0.94A	View
Mean Well MPM-45-24ST Power Supply 45W 24V	45.1W	24V	1.88A	View
Mean Well MPM-45-24 Power Supply 45W 24V	45.1W	24V	1.88A	View
Mean Well MPM-45-15ST Power Supply 45W 15V	45W	15V	3A	View
Mean Well MPM-45-15 Power Supply 45W 15V	45W	15V	3A	View
Mean Well MPM-45-12ST Power Supply 45W 12V	45W	12V	3.75A	View
Mean Well MPM-45-12 Power Supply 45W 12V	45W	12V	3.75A	View

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Mean Well MPM-45-5ST Power Supply 45W 5V

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Mean Well MPM-45-5ST Power Supply 45W 5V

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