TNY280PN

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Hi, intending to use TNY280PN for power supply, input 85-265VAC and output 12VDC / 0.5A. According TNY280PN datasheet need to use EF20 transformer and my question is where to find out full details about this transformer.

Hi,

Thank you for considering Power Integrations for your solution.
Our online tool PIExpert
https://www.power.com/news/2019-12-5-pi-expert-online-v23-now-available/
can help you design the transformer for your specific application.

Hope this helps

Best Regards,
PI-Kryten

Many thanks PI-Kryten