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Mean Well SRS-4805 DC-DC Converter - 0.5W - 43.2~52.8V in 5V 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 Voltage5 Volt
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Rated Current0.1 Ampere
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Input Voltage43.2V~52.8V
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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-4805 to power a small 5V monitoring or control circuit inside 48V industrial equipment?
Yes, this model is suited to low-power 5V constant-voltage circuits when the available input is within 43.2 to 52.8V. Its rated power is 0.5W, so it fits lightweight monitoring, control, or embedded interface loads rather than higher-power devices.
Is the SRS-4805 appropriate for embedded 5V logic in telecom or automation hardware that runs on a 48V bus?
It is intended for applications that need a 5V constant-voltage output from a 43.2 to 52.8V input range. With a 0.5W rating and compact 22.6 x 9.9 x 8.4 mm package, it fits space-limited embedded boards and auxiliary logic sections.
Can this converter be used for a low-power 5V sensor or feedback stage in industrial controls?
It can work for low-power 5V sensor or feedback circuitry if the source falls within 43.2 to 52.8V and the total load stays within 0.5W. The constant-voltage output makes it a better match for regulated electronics than for variable-load power functions.
Is the SRS-4805 suitable for outdoor or harsh-environment use?
The listed operating temperature is -25°C to +71°C, which supports a wide equipment temperature range. No IP rating is listed, so it is better treated as a converter for protected indoor enclosures rather than exposed outdoor locations.
How does the SRS-4805 compare with the other 48V-input SRS models?
Within the 48V-input group, all models are rated at 0.5W and share the same 43.2 to 52.8V input range. The difference is output: SRS-4805 is 5V and 100A, SRS-4809 is 9V and 0.06A, SRS-4812 is 12V and 0.04A, and SRS-4815 is 15V and 0.03A.
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