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osank.1 · 2022-07-05

While referring the reference designs and applications notes from ST, I can find all the designs and reference notes having active PFC before this LLC resonant controller.My question is can we use L6559 with out a active PFC. My requirement is 110-23...

osank.1 · 2022-06-13

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Can we use L6559D LLC controller with out a active PFC controller in a AC to DC SMPS applications?

We have a requirement to design a AC to DC Converter with the following specification, VAC input (180-276VAC),Output 24VDC/6A,with current limit 7.5A. I planned to go with forward converter pls suggest any reference design from ST.