1050mA 3-45VDC 8-Pin DC-DC Constant Current Step-Down LED Driver with DALI

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$11.95 ea

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  • Jameco Part no.: 2255761
  • Manufacturer: MEAN WELL
  • Manufacturer no.: LDD-1050H-DA
  • NCNR (Non-Cancelable, Non Returnable)
  • HTS code: 8504406012
  • Electronics Parts Locator
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1050mA 3-45VDC 8-Pin DC-DC Constant Current Step-Down LED Driver with DALI

3 to 45 Volts DC @ 1.05 Amps


  • DC/DC step-down converter
  • Wide input voltage: 6 to 50 VDC
  • Wide output LED string voltage: 3 to 45 VDC
  • Built-in EMI filter (complies with EN55015 without additional input filters and capacitors)
  • Built-in PWM and remote ON/OFF control
  • DALI dimming function input under voltage lockout
  • Protection against short circuit
  • Free-air convection cooling
  • IP65-rated encapsulation
  • Compact size
  • Suitable for driving illumination LED
  • 3 year warranty


  • Input voltage range: 6-50 VDC
  • Efficiency: 95% at full load and 48VDC input
  • Size: 1.6" x 0.9" x 0.4"
  • Input DC Current: 825/5mA (Full load/No load)
  • Certification: CE

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Specification Value
Output Voltage45 VDC
Output Current1.05 A
Additional Output Voltages (VDC)3 VDC to 45 VDC
Input Voltage Range6 VDC to 50 VDC
Input Voltagen/a
Maximum Input Current0.825 A
Output Connector TypePC Pins
Number of Outputs1
Minimum Operating Temperature-40°C
Maximum Operating Temperature85°C
Length1.6 in.
Width0.93 in.
Height0.4 in.
Agency ApprovalsCE

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