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Mean Well LDDS-250HW DC/DC LED Driver CC 250mA - Step-down Wire Type
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Mean Well LDDS-250HW DC/DC LED Driver CC 250mA - Step-down Wire Type
The LDDS is a Mean Well power converter (input range: 2~45VDC, operating temperature: -55~+125℃).
Key Features
- ✓ Input voltage range: 2~45VDC
- ✓ Wide operating temperature: -55~+125℃
- ✓ Protections: Short circuit / Over temperature
- ✓ Remote ON/OFF control
- ✓ Safety approvals: EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesLDDS Series
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Power Rating45 Watt
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Output Voltage45 Volt
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Rated Current0.25 Ampere
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Input Voltage2V~45V
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No of Output1
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Dimming ControlNon Dimmable
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Standards MetCB,CCC,CE,EAC,ENEC,UL
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Operation ModeConstant Current
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Operating Temperature-40°C~55°C
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Warranty5 Year
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Length1.85 in
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Width0.47 in
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Height0.28 in
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Weight0.02 lb
::specification::
Frequently Asked Questions
Can I use the LDDS-250HW for a 250mA LED downlight?
Yes, if the downlight is a constant-current type that requires 250mA and the LED load stays within the 45-2V CC range. This is a 45W step-down constant-current driver, so it should not be paired with a constant-voltage LED product.
Is the LDDS-250HW a good fit for low-current signage modules?
It is intended for constant-current LED loads at 250mA, which can include lower-current signage modules if their operating range fits within 45-2V. Its IP67 rating also supports use in damp or exposed locations when the rest of the system is matched correctly.
Can the LDDS-250HW power a small LED array for compact lighting?
Yes, if the array is built for constant-current operation at 250mA and the total forward voltage remains inside the 45-2V range. The usable LED quantity depends on the forward voltage of each LED rather than a fixed number.
Will the LDDS-250HW work with LED strips?
Only if the strip or module is a constant-current design that expects 250mA. Standard constant-voltage LED strips are not a match, because this driver provides constant current over a 45-2V output range.
Is the LDDS-250HW suitable for outdoor or cold-weather use?
The IP67 rating supports use in wet or dusty environments, and the operating temperature range is -40°C to +55°C. That makes it a practical option for environments where the LED load and system design also stay within spec.
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