Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
Description
Features
- Compliance to EN50155 and EN45545-2 railway standard
- 2:1 wide input range
- Protections: Short circuit / Overload / Over voltage / Input reverse polarity
- 4000VDC I/O isolation
- Cooling by free air convection
- Half encapsulated
- Built-in constant current limiting circuit
- 1U low profile 36mm
- All using 105℃ long life electrolytic capacitors
- LED indicator for power on
- 100% full load burn-in test
- 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesSD Series
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Power Rating100 Watt
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Output Voltage5 Volt
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Rated Current18 Ampere
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Input Voltage9.5V~18V
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No of Output1
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Dimming ControlNone
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Standards MetEAC
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Operation ModeConstant Voltage
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Operating Temperature-15°C~60°C
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Warranty3 Year
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Length7.83 in
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Width3.86 in
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Height1.5 in
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Weight1.43 lb
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the SD-100A-5 for 5V embedded controllers or industrial computing hardware?
Yes, it provides a constant 5V output and can deliver up to 18A. With a 100W rating and a listed 9-18V input range, it fits higher-current 5V DC applications within that power limit.
Is the SD-100A-5 suitable for powering 5V logic or communications equipment from a low-voltage DC bus?
It is designed for 5V constant voltage output from an input source in the listed 9-18V range. The 18A output capacity supports 5V loads that need relatively high current within the 100W rating.
Can this converter be used for 5V automation electronics in battery-powered systems?
Yes, if the source remains within the specified 9-18V range and the load needs regulated 5V DC. The converter is rated for up to 100W total output power and 18A output current.
Is the SD-100A-5 intended for outdoor environments or only protected enclosures?
The operating temperature range is listed as -15°C to +60°C. No IP rating is provided, so the specs do not identify it as an outdoor-rated or water-resistant model.
How does the SD-100A-5 compare with the other SD-100A models?
Within the SD-100A family, the SD-100A-5 is 100W at 5V and 18A, the SD-100A-12 is 102W at 12V and 8.5A, and the SD-100A-24 is 100.8W at 24V and 4.2A. They are all around the same power class, with different output voltages and current levels.




