Solder mask Dk Df：Effect of Permittivity and Dissipation Factor of Solder Mask ...

Effect of Permittivity and Dissipation Factor of Solder Mask ...

由HHe著作—Asakindofdielectrics,polymerinsoldermaskhastwoimportantdielectricproperties,therelativedielectricconstant(Dk)andthedissipationfactor(Df).。其他文章還包含有：「EP3243854A1」、「PCB技術」、「SI」、「TAIWANTAIYOINKCO.」、「產品簡介2019年」、「軟性印刷電路板用可撓式感光型防焊綠漆」、「防焊油墨材料」、「防焊綠漆油墨對電性傳導損耗影響」

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EP3243854A1

https://patents.google.com

The present invention provides a low dielectric constant (Dk) and dissipation factor (Df) of solder resistant mask composition having excellent photo and ...

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PCB技術

https://www.ipcb.tw

使用Df來表示訊號流入附近導體（損耗掉）的能量與沿著訊號路徑傳遞的能量之間的比值。 Dk和Df通常是用來評估傳輸線損耗的關鍵因素。 Dk和Df一般是隨著頻率及溫濕度變化的， ...

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SI

https://www.accl.com.tw

The low Dk/Df solder mask can improve the micro-strip line insertion loss. Insertion loss. Measurement capability. Measurement ...

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TAIWAN TAIYO INK CO.

https://www.taiyoink.com.tw

高頻膠(Low DK DF paste) ; Printing, Slit coating, spin coating, screen printing ; Post-cure, 180oC/1hr ; Peel Strength (with Cu) (ASTM D-1876), 1.7 N/mm.

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