1A 2-52VDC DC-DC Constant Current Step-Down LED Driver 9-56Vin

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  • Jameco Part no.: 2145967
  • Manufacturer: MEAN WELL
  • Manufacturer no.: LDD-1000H
  • Web Exclusive
# of units Price
1+ $4.95
10+ $3.75

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1A 2-52VDC DC-DC Constant Current Step-Down LED Driver 9-56Vin

1000 milliamps @ 2 to 52 Volts DC


  • DC/DC step-down converter
  • Constant current output: 1000 mA
  • Wide input voltage: 9 to 56 VDC
  • Wide output LED string voltage: 2 to 52 VDC
  • High efficiency up to 97%
  • Built-in EMI filter, complies with EN55015 and FCC part 15 without additional input filter and capacitors
  • Built-in PWM (40-1000 KHz) and remote ON/OFF control
  • Protections: Short circuit, over temperature
  • Cooling by free air convection
  • Fully encapsulated IP67 level for pin style models
  • Compact size: 1.25" x 0.8" x 0.48"
  • Low cost, high reliability
  • Suitable for driving illumination LEDs
  • 3 year warranty

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Specification Value
Output Current (A)1
Additional Output Voltages (VDC)2 to 52
Input Voltage Range (VDC)9 to 56
Maximum Input Current (A)0.9
Output Connector TypePC Pins
Number of Outputs1
Output Voltage - Max (VDC)52
Efficiency (%)97
Operating Temperature-Min (Cel)-40
Operating Temperature-Max (Cel)85
Length (inch)1.25
Width (inch)0.8
Height (inch)0.48
Agency ApprovalsFCC/CE
Output Voltage-Min (V)2

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