Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
Description
The MDS03G is a 3W Mean Well power converter (input range: 9~36Vdc).
Key Features
- ✓ Input voltage range: 9~36Vdc
- ✓ 6KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload
- ✓ Safety approvals: IEC60601-1(LVD) 3 edition, EAC TP TC 004
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesMDS Series
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Power Rating3 Watt
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Output Voltage12 Volt
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Rated Current0.25 Ampere
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Input Voltage18V~75V
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No of Output1
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Dimming ControlNon Dimmable
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Standards MetCB,CCC,CE,EAC,ENEC,UL
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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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Length1.25 in
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Width0.8 in
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Height0.48 in
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Weight0.04 lb
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the MDS03G-12 for a 12V industrial sensor or transmitter circuit?
Yes, if the 12V load stays within 0.25A and the total output stays within 3W. That output profile fits low-power 12V sensor, transmitter, or interface electronics using an 18-75V input source.
Is this a good choice for 12V control relays or small automation modules?
It can support small 12V control modules or relay-driven circuits when the continuous demand remains at or below 0.25A. The converter provides constant-voltage 12V output and is built in a compact 31.8 × 20.3 × 12.2 mm package.
Can the MDS03G-12 be used as a 12V auxiliary rail in embedded or medical OEM equipment?
Yes, for low-power auxiliary 12V rails up to 3W. It is a medical-grade DC/DC converter with CB, CCC, CE, EAC, ENEC, and UL certifications and supports an 18-75V input range.
What is the difference between the MDS03G-12 and the other MDS03G outputs?
The MDS03G-12 shares the same 3W rating, 18-75V input range, dimensions, weight, operating temperature, certifications, and 3-year warranty as the other MDS03G models. Output is the only difference: MDS03G-05 is 5V at 0.6A, MDS03G-12 is 12V at 0.25A, and MDS03G-15 is 15V at 0.2A.
Can the MDS03G-12 be used in cold or high-heat indoor equipment?
The specified operating range is -40°C to +90°C, so it is suited to equipment that sees very low or very high ambient temperatures within that band. No IP rating is provided, so these specs support temperature suitability but do not confirm exposed outdoor use.
