LN2543 driver equivalent, 85 ~ 265v ac input led constant current driver.
* Switch mode constroller for single switch LED Drivers
* Open loop peak current controller
* Wide Input range from 8VDC~450VDC or
12VAC~265VAC
* Applicat.
* Features
* Switch mode constroller for single switch LED Drivers
* Open loop peak current controller
.
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~265VA.
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