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Mean Well SCWN03A-03 DC-DC Converter - 3W 9~18V DC in 3.3V out 600mA
Log in to see priceThe SCWN03A is a 3W Mean Well power converter (input range: 4.5~9Vdc).
Key Features
- ✓ Input voltage range: 4.5~9Vdc
- ✓ 3KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload / Under voltage
- ✓ Safety approvals: EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesSCWN Series
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Power Rating3 Watt
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Output Voltage3.3 Volt
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Rated Current0.6 Ampere
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Input Voltage9V~18V
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~90°C
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Warranty3 Year
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Length3.18 cm
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Width2.03 cm
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Height1.02 cm
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Weight0.01 kg
::specification::
Frequently Asked Questions
Can I use the SCWN03A-03 to supply 3.3V microcontrollers or logic circuits in embedded equipment?
Yes, this model provides a constant 3.3V output with up to 0.6A output current. With a 3W rating, it is suited to lower-power embedded and control electronics that need a regulated 3.3V rail.
Is the SCWN03A-03 suitable for low-power industrial sensors or interface boards that run on 3.3V?
It can fit 3.3V industrial electronics when the load stays within 0.6A and 3W. The converter is intended for constant-voltage output, which is useful for stable low-power control and sensing circuits.
Can this converter be used in compact automation assemblies with a 9~18V input source?
Yes, the listed input range is 9~18V and the housing is 31.8 × 20.3 × 10.2 mm. That combination makes it relevant for compact embedded or automation designs that need a small 3.3V conversion stage.
How does the SCWN03A-03 compare with the other SCWN03A versions?
All models in this sibling group are 3W constant-voltage converters with the same 9~18V input range. The outputs differ as follows: SCWN03A-03 is 3.3V at 0.6A, SCWN03A-05 is 5V at 0.6A, SCWN03A-12 is 12V at 0.25A, and SCWN03A-15 is 15V at 0.2A.
Can the SCWN03A-03 handle demanding ambient temperatures, and is it rated for outdoor use?
The operating temperature range is -40°C to +90°C, which supports use across a broad temperature span. No IP rating is listed in the provided specs, so these details do not confirm outdoor or water-exposed use.
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