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19V to 90V Input - TL3844 design

Other Parts Discussed in Thread: TL3844

8875.5V5V_TL3844_EE1605.doc

6886.5v5v_TL3844_EE1605_trafo.doc

 

Hi, Kindly verify the attached schematic and transformer details of the dual 5V SMPS with 19V to 90V as input and the 2 outputs being 5V / 200mA and -5V / 50mA

Also advise , how to select the comp pin and VFB pin resistors

 

Regards

Atul Bhakay