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LN2543 - 85 ~ 265V AC Input LED Constant Current Driver

General Description

The LN2543 is a high voltage buck control IC for constant LED current regulation.

The LN2543 operates constant off-time mode.

It allow efficient operation of High Brightness (HB) LEDs from voltage sources ranging from 8VDC up to 450VDC or 12VAC~265VAC.

Key Features

  • s.
  • Switch mode constroller for single switch LED Drivers.
  • Open loop peak current controller.
  • Wide Input range from 8VDC~450VDC or 12VAC~265VAC.

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Datasheet Details

Part number LN2543
Manufacturer natlinear
File Size 626.56 KB
Description 85 ~ 265V AC Input LED Constant Current Driver
Datasheet download datasheet LN2543 Datasheet

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LN2543 85~265V AC Input LED Constant Current Driver ■ General Description The LN2543 is a high voltage buck control IC for constant LED current regulation. The LN2543 operates constant off-time mode. It allow efficient operation of High Brightness (HB) LEDs from voltage sources ranging from 8VDC up to 450VDC or 12VAC~265VAC. LN2543 is available by SOT23-6 packages.