Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well MDD02N-09 DC-DC Converter - 2W - 21.6~26.4V in ±9V out
Description
Description
Features
| SI7 package with international standard pinout |
| Operating temperature range -40~+85℃ |
| Medical safety approved(1xMOPP/2xMOPP) according to ANSI/AAMI ES60601-1 |
| Low patient leakage current <2µA |
| Protections: Short circuit(3 second max)/Overload |
| 6KVDC or 4.2KVAC high I/O isolation(Reinforced isolation) |
| Low cost |
| 3 years warranty |
General Specification
| Voltage accuracy | ±5.0% |
| Efficiency | 85% |
| Short circuit protection | 3-second max |
| Working temperature | -40°C to +85°C |
| EMC | Compliance to EN55011 class A, EN61000-4-2,3,4,5,6,8 |
| Temp. Coefficient | 0.02% / ℃ (0 ~ 85℃) |
| Dimension (LxWxH) (mm) | 19.5*9.8*12.5mm |
Specifications
Specifications
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BrandMean Well
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SeriesMDD Series
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Power Rating2 Watt
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Output Voltage9 Volt
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Rated Current0.11 Ampere
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Input Voltage21.6V~26.4V
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No of Output2
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Dimming ControlNone
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Standards MetCE,EAC,EMC,LVD,UL
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Operation ModeConstant Voltage
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Operating Temperature-40°C~85°C
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Warranty3 Year
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Length0.77 in
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Width0.49 in
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Height0.39 in
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Weight0.01 lb
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Payment & Security
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Frequently Asked Questions
Can I use the MDD02N-09 to generate a 9V rail from a 24V industrial power bus?
Yes, this converter is intended for that kind of low-power rail conversion because it accepts 21.6~26.4V input and provides a 9V constant-voltage output. With a 2W rating, it is best suited to small analog or interface circuits rather than larger downstream loads.
Is the MDD02N-09 suitable for embedded analog front ends in 24V automation systems?
It can be a fit for embedded analog front ends that need a 9V supply while operating from a 24V-class source. The 21.6~26.4V input range and compact 19.5 x 12.5 x 9.8 mm package support board-level use inside automation electronics.
Can this model be used in monitoring or data-acquisition modules that need a low-power 9V output?
Yes, it is appropriate for low-power monitoring or data-acquisition modules that run from a 21.6~26.4V source and need a regulated 9V rail. Its 2W power level is aligned with compact measurement and interface circuitry.
Can the MDD02N-09 operate in harsh indoor temperature conditions?
The specified operating range is -40°C to +85°C, which supports harsh indoor industrial temperature conditions. No IP rating is provided, so the listed specs do not establish outdoor mounting or exposure to water and dust.
