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Mean Well MDS20B-12 DC-DC Converter - 20W - 18~36V in 12V out
Description
Description
Features
| DIP 2"x1" package with international standard pinout |
| 2:1 wide input range |
| Low patient leakage current <5µA |
| Wide operating temperature range -40~+90℃ |
| Medical safety approved(2xMOPP) according to IEC60601-1 |
| No minimum load required |
| Protections: Short circuit(Continuous)/Overload/Input under voltage |
| 4000VAC high I/O isolation(Reinforced isolation) |
| 3 years warranty |
General Specification
| Voltage accuracy | ±1% |
| Efficiency | 90% |
| Short circuit protection | Continuous, automatic recovery |
| Working temperature | -40°C to +90°C |
| Temp. Coefficient | 0.03% / ℃ (0 ~ 70℃) |
| Dimension (LxWxH) (mm) | 50.8*25.4*12mm (2*1*0.47 inch) |
| Packing | 30g; 18pcs/per tube, 432pcs/24 tube max./carton |
Specifications
Specifications
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BrandMean Well
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SeriesMDS Series
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Power Rating20 Watt
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Output Voltage12 Volt
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Rated Current1.67 Ampere
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Input Voltage18V~36V
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No of Output1
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Dimming ControlNone
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Standards MetCE,EAC,EMC
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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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Length2 in
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Width1 in
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Height0.47 in
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Weight0.07 lb
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the MDS20B-12 for 12V automation controls on an 18-36V input supply?
Yes, this converter is built for 12V constant voltage output from an 18-36V input range. Its 20W rating and 1.67A output make it suitable for 12V control electronics, automation modules, and industrial devices that stay within that load.
Is this a good fit for 12V instrumentation or panel devices in industrial equipment?
It can be used where the equipment needs a regulated 12V output and the source falls within 18-36V. The available output is up to 1.67A with 20W total power, which is appropriate for lower-power instrumentation and panel electronics.
Can the MDS20B-12 support 12V embedded or communications hardware inside a control cabinet?
It is appropriate for embedded or communications hardware that requires 12V constant voltage and does not exceed 1.67A. The compact 50.8 × 25.4 × 12.0 mm package is also useful in space-constrained control enclosures.
What is the difference between the MDS20B-12 and the other MDS20B models?
The MDS20B series versions listed here all share a 20W rating and 18-36V input range, but each has a different output. The available outputs are 5V at 4A, 12V at 1.67A, 15V at 1.33A, and 24V at 833A.
Can the MDS20B-12 be used in cold or hot industrial environments?
The specified operating temperature range is -40°C to +90°C, which covers a broad span for industrial use. No IP rating is provided, so the specs do not identify it as sealed for direct outdoor exposure or washdown areas.
