LinkSwitch-PH MDR
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Selection of Input and Output Capacitor for LNK PH and PNK PL Designs

Hi,

I am still a novice in designing Power supply . I am interested in deisigning SMPS for LED based lamps. And i found that LNK PH and LNK PL is introduced for LED drivers, i like to design the drivers using these 2 device. And i like to know how to select the value of Input and Output capacitors. I dont have oscilloscope as of now. please tell me quick method to select these capacitors. And Also how to design ISOLATED Powersupply using LNK SW PL.PI Expert gives me transformer design for Non-isolated powersupply for LNK PL device.

Thanks in advance.

Regards,
ShamSundar.E

1 reply  |  Created on Jan 2, 2011 05:48 AM by Community Member shyamzz
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LinkSwitch-PH and LinkSwitch-PL examples

Hello ShamSundar,

Go to: http://www.powerint.com/en/design-support/reference-designs/design-examp...
See LED examples and follow guidelines from DER (Design Example Report) documents. See: http://www.powerint.com/sites/default/files/product-docs/linkswitch-ph_f... as a starting example, or choose something closer to your requirements.
See main pages for LinkSwitch-PH and LinkSwitch-PL:
http://www.powerint.com/en/products/linkswitch-family/linkswitch-ph
http://www.powerint.com/en/products/linkswitch-family/linkswitch-pl
Quite a few examples are listed there, like:
http://www.powerint.com/sites/default/files/PDFFiles/rdr193.pdf

Cheers,
PI_Crusher

Power Integrations Moderator PI_Crusher  |  278 posts