6 Layer FR4 ENIG Ta Cikin PCB

Bisa ga ka'idar watsa siginar, siginar aiki ne na lokaci da masu canjin nesa, don haka kowane ɓangaren siginar akan layi na iya canzawa.Saboda haka, AC impedance na layin watsawa, wato, rabon canjin wutar lantarki zuwa canji na yanzu, an ƙaddara shi azaman halayen halayen layin watsawa.

Siffar dalla-dalla na layin watsawa yana da alaƙa kawai da halayen haɗin siginar kanta.A cikin ainihin kewaye, ƙimar juriya na waya kanta ba ta da ƙarancin rarrabawar tsarin, musamman ma a cikin da'irar mita mai girma, halayen halayen ya dogara ne akan raunin da aka rarraba ta hanyar rarraba capacitance da naúrar rarraba inductance na waya.

Siffar ƙwanƙwasa ingantaccen layin watsawa kawai ya dogara da ƙarfin da aka rarraba da naúrar rarraba inductance.