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Flyback Transformer Design_300 watts

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Bjtpower

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Dear Friends

i am designing a flyback for the Following configurations.
I am taking the reference from the Calonel wm.T.Mcmylan Reference for the designs.

The Approach here shown to calculate the Kg Factor & Compare it with the DC-DC Handbook by Calonel. it gives only Magnetic Manufacture core References.

How to Select a core which are available in india like EPCOS,FERROXCUBE or others.

What parameter of calculation takes into accouns for.
Vin:180-250vdc
Vout:12 Amp
Efficiency:90% (Assume)
Dmax:50%

How to campare the core to core catalogue to get the same al value & all parameter in the same.
In TDK cores Datasheet, i am only getting attached Factors which is attached.

Kindly suggest core_factor.JPG
 

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