Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well PSD-45A-12 DC-DC Converter - 30W - 9~18V in 12V out
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Description
Description
Features
| 2: 1 wide input range |
| 1500VAC I / O isolation |
| Built-in EMI filter, low ripple noise |
| Protections: Short circuit / Overload / Over voltage / Reverse polarity |
| 100% full load burn-in test |
| Low cost |
| Cooling by free air convection |
| Fixed switching frequency at 96kHz |
| 2 years warranty |
General Specification
| DC adjustment range | 5V: 4.5 to 5.5 V, 12 V: 10.8 to 13.2 V, 24 V: 21.6 to 26.4 V |
| Overload protection | 105% ~ 160% shut down, re-power on to recover |
| Over voltage protection | 115% ~ 135% rated output voltage |
| Withstand voltage | I / PO / P: 1.5 k VAC, I / P-FG: 1.5 k VAC, 1 minute |
| Line and load regulation | ± 1% (max.) |
| Working temperature | -10 ~ + 60°C (refer to output derating curve) |
| Connection | 2P, 6P / 3.96mm pitch, Molex 5277-02, 5273-06 |
| EMC standards | EN55022 class B, EN61000-4-2,3,4,6,8, EN55024 |
| Dimension (LxWxH) (mm) | 127x 76x 30 mm |
| Safety standards | EN60950-1 CB approved by TUV |
| Packing | 0.19 kg; 72 pcs / 15.6 kg / 1.35CUFT |
Specifications
Specifications
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BrandMean Well
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SeriesPSD Series
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Power Rating30 Watt
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Output Voltage12 Volt
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Rated Current2.5 Ampere
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Input Voltage9V~18V
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Standards MetCB,CE,EAC,EMC,RCM,TUV
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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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Length12.7 cm
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Width7.6 cm
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Height3 cm
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Weight0.19 kg
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Payment & Security
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Frequently Asked Questions
Can I use the PSD-45A-12 to run a 12V PLC accessory or control circuit from a 9-18VAC source?
Yes, this model is a constant-voltage DC-DC converter with a 12V output and a 9-18VAC input range. It is suited to 12V industrial control loads that stay within its 30W and 2.5A output limits.
Is the PSD-45A-12 a fit for 12V embedded systems or industrial interface boards?
It can fit 12V embedded or interface hardware when the system needs a regulated 12V output and the total draw does not exceed 2.5A or 30W. The 2:1 wide input range also helps when the available source falls within 9-18VAC.
Can this converter power a small 12V relay, sensor, or alarm subsystem in automation equipment?
Yes, it is intended for constant-voltage 12V loads and provides up to 2.5A. That makes it appropriate for smaller 12V automation subcircuits as long as the combined load remains within 30W.
Would the PSD-45A-12 work for 12V mobile or battery-backed electronics inside a control enclosure?
It is often a practical fit where the source is within 9-18VAC and the downstream electronics require 12V constant-voltage power. The available output is capped at 30W and 2.5A, so the enclosure load has to stay inside those limits.
Is the PSD-45A-12 suitable for outdoor or harsh-environment use?
The listed operating temperature is -10°C to +60°C, so that is the defined thermal range. No IP rating is provided in the specs, so the product data does not confirm outdoor, wet, or dust-exposed use.
Other PSD-45A Models
2 other models| Model | Power | Voltage | Current | IP Rating | |
|---|---|---|---|---|---|
| Mean Well PSD-45A-5 DC-DC Converter - 30W - 9~18V in 5V out | 30W | 5V | 6A | Indoor | View |
| Mean Well PSD-45A-24 DC-DC Converter - 30W - 9~18V in 24V out | 30W | 24V | 1.25A | Indoor | View |
