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Mean Well LDDS-1000HW DC/DC LED Driver CC 1000mA - Step-down Wire Type
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Mean Well LDDS-1000HW DC/DC LED Driver CC 1000mA - Step-down Wire Type
Description
Description
Features
| DC/DC step-down converter |
| Constant current output: 250mA to 1000mA |
| Wide input voltage: 12~56VDC(48V typ.) |
| Wide output LED forward voltage: 2~45VDC |
| High efficiency up to 96% |
| Built-in EMI filter, comply with BS EN/EN55015 |
| 3 in 1 dimming and remote ON/OFF control |
| Protections: Short circuit/Over temperature/ Over current |
| Cooling by free air convection |
| Compact size and Fully encapsulated |
| Suitable for driving illumination LED |
| 5 years warranty |
General Specification
| Current accuracy | ±5% at 48VDC input (or 24VDC) |
| Over temperature protection | Protection type : Shut down, recovers automatically after temperature goes down |
| Efficiency | 94%; 95%; 96% (typical) |
| Short circuit protection | Regulated at rated output current |
| Working temperature | -40°C to +55°C |
| EMC | Compliance to EN55015 class B, EN61000-4-2,3,4,6,8, EAC TP TC 020 |
| Temp. Coefficient | ±0.03% / °C |
| Dimension (LxWxH) (mm) | 47*12*7mm or 1.85"*0.47"*0.28" inch |
| Potting material | Expoxy(UL94-V0) |
Specifications
Specifications
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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 Current1 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
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the LDDS-1000HW for LED downlights that need constant current?
Yes, this model is specified as a constant current step-down LED driver. In the provided data, it is rated at 45W and uses a listed constant current voltage range of 45-2V. It is intended for LED loads designed for constant current operation rather than constant voltage operation.
Is the LDDS-1000HW suitable for signage modules or compact LED light engines?
It can be used for signage modules or compact LED light engines when the load is designed for constant current operation and fits the listed 45-2V range. The rated power is 45W, and the product is described as a step-down wire type driver. Constant voltage LED modules should use a constant voltage driver instead.
Can this model run a small LED array in a slim enclosure?
Yes, its dimensions are 47.0 × 12.0 × 7.0 mm and its weight is 0.0095 kg, so it is built for compact installations. The driver is rated for 45W constant current operation. It suits small LED arrays when their electrical requirements match the listed output range.
Is the LDDS-1000HW suitable for demanding ambient temperatures?
The specified operating temperature range is -40°C to +55°C. That supports use in cold environments and in applications that stay within the upper +55°C limit. The provided feature list also identifies the model as IP67.
How do I check LED compatibility with the LDDS-1000HW?
Match it to LEDs that are designed for constant current operation and confirm that the total LED forward voltage stays within the listed 45-2V constant current range. The number of LEDs depends on each LED's forward voltage, so a fixed LED count should not be assumed. If the LED load expects constant voltage instead of constant current, use a different driver type.
