Over 15 years experience of providing support of MEAN WELL Power Supplies
The NSD05 is a 5W Mean Well power converter.
Key Features
- ✓ 1KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload / Over voltage
- ✓ Safety approvals: EN62368-1,IEC62368-1 CB
- ✓ 3 years warranty
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BrandMean Well
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SeriesNSD Series
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Power Rating3.96 Watt
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Output Voltage3.3 Volt
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Rated Current1.2 Ampere
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Input Voltage9.2V~36V
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No of Output1
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Dimming ControlNone
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Standards MetCB,CE,EAC,EMC,TUV
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Operation ModeConstant Voltage
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Operating Temperature-25°C~70°C
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Warranty2 Year
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Length1.6 in
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Width1 in
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Height0.33 in
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Weight0.02 lb
::specification::
Frequently Asked Questions
Can I use the NSD05-12S3 to power 3.3V embedded logic in an industrial controller?
Yes, this model is aligned with low-power 3.3V embedded electronics because it provides a constant 3.3V output at 3.96W. The 9.2~36V input range makes it useful where the source supply varies across common industrial DC ranges.
Is the NSD05-12S3 suitable for 3.3V IoT or communications boards inside automation equipment?
It can fit low-power 3.3V IoT, communications, or interface boards that need a regulated 3.3V rail. Its compact 40.6 × 25.4 × 8.3 mm body and 0.007 kg weight also make it practical for small embedded assemblies.
Can this converter be used for low-power 3.3V sensors or microcontroller subsystems?
This model is intended for constant-voltage 3.3V applications and offers 3.96W output capacity, which suits low-power digital and sensor-related subsystems. It is a better match for electronics-level loads than for higher-power 3.3V devices.
How does the NSD05-12S3 differ from the other output versions in the NSD05 family?
The listed 12-series siblings are NSD05-12S5 at 5W and 5V/1A, NSD05-12S12 at 5.04W and 12V/420A, and NSD05-12S15 at 4.95W and 15V/333A. The related 48-series siblings are NSD05-48S3 at 3.96W and 3.3V/1.2A, NSD05-48S5 at 5W and 5V/1A, NSD05-48S12 at 5.04W and 12V/420A, and NSD05-48S15 at 4.95W and 15V/333A.
Is the NSD05-12S3 appropriate for outdoor cabinets or exposed environments?
The temperature specification is -25°C to +70°C, so the operating range supports many indoor control and embedded equipment environments. No IP rating is included in the provided specs, so exposed outdoor use is not confirmed by this product data.
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Other NSD05 Models
7 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well NSD05-48S5 DC-DC Converter - 5W - 18~72V in 5V out | 5W | 5V | 1A | Indoor | $9.44 | View |
| Mean Well NSD05-48S3 DC-DC Converter - 3.96W - 18~72V in 3.3V out | 3.96W | 3.3V | 1.2A | Indoor | $9.45 | View |
| Mean Well NSD05-48S15 DC-DC Converter - 4.95W - 18~72V in 15V out | 4.95W | 15V | 0.33A | Indoor | $9.45 | View |
| Mean Well NSD05-48S12 DC-DC Converter - 5.04W - 18~72V in 12V out | 5.04W | 12V | 0.42A | Indoor | $9.45 | View |
| Mean Well NSD05-12S5 DC-DC Converter - 5W - 9.2~36V in 5V out | 5W | 5V | 1A | Indoor | $9.45 | View |
| Mean Well NSD05-12S15 DC-DC Converter - 4.95W - 9.2~36V in 15V out | 4.95W | 15V | 0.33A | Indoor | $9.45 | View |
| Mean Well NSD05-12S12 DC-DC Converter - 5.04W - 9.2~36V in 12V out | 5.04W | 12V | 0.42A | Indoor | $9.44 | View |




