Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well NSD15-48S3 DC-DC Converter - 12.375W - 18~72V in 3.3V out
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Description
Description
The NSD15 is a 15W Mean Well power converter.
Key Features
- ✓ 1.5KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload / Over voltage
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesNSD Series
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Power Rating12.37 Watt
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Output Voltage3.3 Volt
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Rated Current3.75 Ampere
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Input Voltage18V~72V
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Standards MetCE,EMC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-40°C~85°C
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Warranty2 Year
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Length5.08 cm
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Width3.81 cm
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Height0.98 cm
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Weight0.03 kg
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Payment & Security
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Frequently Asked Questions
Can I use the NSD15-48S3 to power 3.3V embedded processors or industrial communication boards?
Yes, if the electronics require a constant 3.3V rail and their total current stays within 3.75A. With a 12.375W rating, this model is targeted at higher-current 3.3V logic loads rather than higher-voltage devices.
Is this model suitable for FPGA, MCU, or 3.3V logic sections in automation equipment?
It is a practical match for 3.3V logic sections because it provides regulated 3.3V output with up to 3.75A available. That higher current capacity is useful when the digital load is heavier than what lower-current 3.3V converters can support.
Would the NSD15-48S3 work for industrial IoT gateways or monitoring nodes that run on 3.3V?
It can fit 3.3V gateways, sensor hubs, or monitoring nodes when their total power stays within 12.375W. The listed input range is 18-72VAC, so it should be selected only where that source range matches the system design.
Can this converter support multiple low-voltage digital loads from one 3.3V rail?
Potentially yes, because the output current is rated at 3.75A, which is relatively high for a 3.3V module in this series. The total combined load still needs to remain within the 12.375W output rating.
How does the NSD15-48S3 compare to the other NSD15 48-input options?
NSD15-48S3 is the 3.3V option and is rated at 12.375W with 3.75A output. Other listed 48-input siblings are NSD15-48D5 at 15W and ±5V at 1.5A, NSD15-48D12 at 14.88W and 12V, NSD15-48D15 at 15W and 15V, NSD15-48S12 at 15W and 12V at 1.25A, NSD15-48S15 at 15W and 15V at 1A, and NSD15-48S5 at 15W and 5V at 3A.
Is the NSD15-48S3 meant for outdoor use or only protected equipment spaces?
The specs show an operating temperature range of -40°C to +85°C, which supports demanding temperature conditions inside protected equipment. Because no IP rating is listed, the product data does not by itself support claims for direct outdoor exposure or water-resistant use.
