Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well SRS-0509 DC-DC Converter - 0.5W - 4.5~5.5V in 9V out
The SRS is a 0.5W Mean Well power converter.
Key Features
- ✓ 1KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload
- ✓ Safety approvals: WITHSTAND VOLTAGE ISOLATION RESISTANCE ISOLATION CAPACITANCE EMC EMISSION EMC IMMUNITY MTBF DIMENSION WEIGHT -25 ~ +105 ± 0.03% / ℃ ℃ , 10 ~ 95% RH ℃ ) (0 ~ 50 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesSRS Series
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Power Rating0.5 Watt
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Output Voltage9 Volt
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Rated Current0.05 Ampere
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Input Voltage4.5V~5.5V
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No of Output1
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Dimming ControlNone
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Standards MetCE,EMC,FCC
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Operation ModeConstant Voltage
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Operating Temperature-25°C~71°C
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Warranty2 Year
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Length0.89 in
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Width0.39 in
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Height0.33 in
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Weight0.01 lb
::specification::
Frequently Asked Questions
Can I use the SRS-0509 for a small 9V embedded circuit?
Yes, this model provides constant-voltage 9V output, but it is limited to 0.5W and 0.06A. That makes it appropriate for very small embedded or control-side loads rather than higher-draw 9V equipment.
Is the SRS-0509 suitable for a 9V sensor interface or analog stage?
It can be a fit for low-power 9V interface circuitry when the load stays within 0.5W and 0.06A. The constant-voltage output is useful for circuits that need a fixed 9V rail.
Can this converter power a compact 9V monitoring module in industrial electronics?
Yes, if the monitoring module is a very light load that fits within the 0.5W rating. Its 22.6 × 9.9 × 8.4 mm size also makes it practical in dense embedded or industrial assemblies.
Is the SRS-0509 a good choice for low-power automation subcircuits?
It can be used for small 9V auxiliary subcircuits in automation or embedded designs when the current requirement does not exceed 0.06A. It is not aimed at larger 9V loads because the total output power is only 0.5W.
Can the SRS-0509 be used indoors or outdoors?
The listed operating temperature range is -25°C to +71°C, but the provided specs do not include an IP rating. Based on that, environmental protection would need to come from the final product enclosure rather than from the converter itself.
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