... of common-mode noise reje Detailed discription Description of the transformer material 1) core Imported from Taiwan with high quality silicon ... of use, choose the most suitable material, so that the transformer design to achieve the best performance. (Conventional material for Taiwan ... of steel H18 0.35 thick) 2) Wire By PEW, UEW, EIW, SEIW, FEAI enameled wire, and glass envelope, the temperature rating ...