high power LED driver

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No of LED 1000

Total power 100W (approx)

input vtg  90-270VAC

What device I must use?

Is there any application note?

Hi,

If you are looking for an isolated design, the two rail approach is the closest one we can recommend for 100W:

http://www.powerint.com/sites/default/files/PDFFiles/der291.pdf

Data sheet and Application Note:

http://www.powerint.com/en/products/linkswitch-family/linkswitch-ph

 http://www.powerint.com/sites/default/files/product-docs/linkswitch-ph_family_datasheet.pdf

http://www.powerint.com/sites/default/files/product-docs/an49.pdf

 

Or use this reference for smaller output current ripple:

http://www.powerint.com/sites/default/files/PDFFiles/rdr382.pdf

 

 

 

 

Regards,

PI-Jono