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Mean Well PT-45A Power Supply 45W 5V 12V -5V
<0.75mA
Key Features
- ✓Universal AC input / Full range
- ✓Low leakage current<0.5mA
- ✓Protections: Short circuit/ Overload/ Over voltage
- ✓Cooling by free air convection
- ✓100% full load burn-in test
- ✓Fixed switching frequency at 65KHz
- ✓2 years warranty
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BrandMean Well
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SeriesPT Series
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Power Rating40.5 Watt
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Output Voltage5 Volt
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Rated Current3 Ampere
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Input Voltage90V~264V
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No of Output3
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Dimming ControlNone
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Standards MetCB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-10°C~60°C
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Warranty2 Year
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Length5 in
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Width2.99 in
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Height1.1 in
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Weight0.46 lb
::specification::
Frequently Asked Questions
Can I use the PT-45A for a 5V industrial controller that also needs 12V and -5V rails?
The PT-45A is a constant voltage power supply with a 5V output rated at 3A and a total power rating of 40.5W. Its product configuration includes 5V, 12V, and -5V rails, so it fits control or interface boards built around those voltages.
Is the PT-45A suitable for embedded systems with a 5V logic section and legacy analog circuitry?
This model can fit embedded assemblies that use a 5V logic rail and also require 12V and -5V rails in the same power supply family. The 5V output is rated at 3A, and the overall unit is rated for 40.5W.
Can the PT-45A power a compact automation panel where space is limited?
The PT-45A is relatively compact at 127.0 x 76.0 x 28.0 mm and weighs 0.21 kg. That makes it a practical option for smaller industrial or automation assemblies that need a 5V 3A supply within a 40.5W platform.
Is the PT-45A appropriate for outdoor or washdown environments?
The published operating temperature range is -10°C to +60°C, but the listed specs do not include an IP rating. That makes it a better fit for protected indoor equipment or enclosed industrial systems than for exposed outdoor or washdown conditions.
How does the PT-45A compare with other Mean Well PT series siblings?
Within the sibling group, PT-4503 is 45.2W at 5V 4A, PT-45B is 42.6W at 5V 3A, PT-45C is 43.5W at 5V 3A, PT-6503 is 61.8W at 5V 6A, PT-65A is 60W at 5V 5.5A, PT-65B is 63.5W at 5V 5.5A, PT-65C is 65W at 5V 5.5A, and PT-65D is 68W at 5V 4A. PT-45A itself is 40.5W at 5V 3A, so it sits at the lower-power end of this PT family.
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Other PT Series Models
7 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well PT-65C Power Supply 65W 5V 15V -15V | 65W | 5V | 5.5A | Indoor | $20.75 | View |
| Mean Well PT-65D Power Supply 65W 5V 12V 24V | 68W | 5V | 4A | Indoor | $20.75 | View |
| Mean Well PT-65B Power Supply 65W 5V 12V -12V | 63.5W | 5V | 5.5A | Indoor | $20.75 | View |
| Mean Well PT-65A Power Supply 65W 5V 12V -5V | 60W | 5V | 5.5A | Indoor | $20.75 | View |
| Mean Well PT-6503 Power Supply 65W 5V 5V 12V | 61.8W | 5V | 6A | Indoor | $26.60 | View |
| Mean Well PT-45C Power Supply 45W 5V 15V -15V | 43.5W | 5V | 3A | Indoor | $19.10 | View |
| Mean Well PT-45B Power Supply 45W 5V 12V -12V | 42.6W | 5V | 3A | Indoor | $19.10 | View |
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