Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
Description
The MDD03F 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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SeriesMDD Series
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Power Rating3 Watt
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Output Voltage5 Volt
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Rated Current0.3 Ampere
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Input Voltage9V~36V
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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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Length3.18 cm
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Width2.03 cm
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Height1.22 cm
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Weight0.02 kg
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the MDD03F-05 in medical or healthcare equipment that needs a small isolated +/-5V supply?
This model is specifically listed as medical grade and provides constant-voltage 5 and -5V output. With 3W power and 0.3A output current, it fits low-power medical or healthcare electronics that need a compact auxiliary rail.
Is the MDD03F-05 suitable for embedded controllers or sensor modules running from a wide input range?
Yes, it is designed for applications that need a broad 9-36VAC input range and a low-power +/-5V output. The 3W rating and 31.8 x 20.3 x 12.2 mm size make it practical for embedded control or instrumentation sections with limited board space.
Can this converter be used in industrial monitoring or data-acquisition equipment that needs +/-5V rails?
It can be used where the load fits within the 3W output and 0.3A current rating and a constant-voltage 5 and -5V output is required. That profile matches low-power monitoring, measurement, and interface circuitry rather than higher-draw subsystems.
Is the MDD03F-05 meant for outdoor installation?
The listed specs do not show an IP rating, so it should not be treated as outdoor-rated on its own. Its environmental capability is the -40°C to +90°C operating range, while moisture and dust protection would need to come from the equipment enclosure.
How does the MDD03F-05 compare with the other MDD03F models?
The MDD03F family keeps the same 3W platform and wide 9-36VAC input while changing the output setpoint: MDD03F-05 is 5V at 0.3A, MDD03F-12 is 12V at 0.12A, and MDD03F-15 is 15V at 0.1A. Selection within this family is mainly based on the output voltage and listed current requirement.
Other MDD03 Models
5 other models| Model | Power | Voltage | Current | IP Rating | |
|---|---|---|---|---|---|
| Mean Well MDD03G-15 Medical Grade DC/DC Converter 3W - 18-75V input, 15 and -15V output | 3W | 15V | 0.1A | Indoor | View |
| Mean Well MDD03G-12 Medical Grade DC/DC Converter 3W - 18-75V input, 12 and -12V output | 3W | 12V | 0.12A | Indoor | View |
| Mean Well MDD03G-05 Medical Grade DC/DC Converter 3W - 18-75V input, 5 and -5V output | 3W | 5V | 0.3A | Indoor | View |
| Mean Well MDD03F-15 Medical Grade DC/DC Converter 3W - 9-36V input, 15 and -15V output | 3W | 15V | 0.1A | Indoor | View |
| Mean Well MDD03F-12 Medical Grade DC/DC Converter 3W - 9-36V input, 12 and -12V output | 3W | 12V | 0.12A | Indoor | View |
