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Mean Well LDDS-300HWB DC/DC LED Driver CC 300mA - Step-down Wire Ty...
Log in to see priceThe 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 Current0.3 Ampere
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Input Voltage2V~45V
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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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Length4.7 cm
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Width1.2 cm
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Height0.7 cm
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Weight0.01 kg
::specification::
Frequently Asked Questions
Can I use the LDDS-300HWB with a dimmable 300mA LED downlight?
Yes, if the downlight is a constant-current 300mA load and its operating range stays within the 45-2V CC output window. This is a 45W step-down constant-current driver, so it is not intended for constant-voltage products.
Is the LDDS-300HWB suitable for compact signage lighting?
It can be suitable for constant-current signage modules that require 300mA and operate within 45-2V. The IP67 rating also supports use in more exposed environments where extra sealing is needed.
Can this driver power a small LED array with dimming capability?
Yes, if the array is a constant-current load rated for 300mA and the total forward voltage remains within the 45-2V range. The actual number of LEDs depends on the forward voltage of each LED, so it should be checked at the load level.
What should I check before pairing LEDs with the LDDS-300HWB?
The LEDs must be part of a constant-current system rather than a constant-voltage strip or module. This driver delivers 300mA across a 45-2V CC range, and the allowable LED quantity depends on each LED's forward voltage.
Can the LDDS-300HWB be used in wet or temperature-variable locations?
It is rated IP67 and has an operating temperature range of -40°C to +55°C. Those specs support use in demanding environments as long as the LED load and the rest of the electrical system remain within the stated limits.
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