6 Txheej FR4 ENIG Ntawm Hauv Pad PCB
Impedance yam ntxwv ntawm PCB
Raws li txoj kev xav ntawm lub teeb liab kis tau tus mob, lub teeb liab yog lub luag haujlwm ntawm lub sijhawm thiab nyob deb ntawm qhov sib txawv, yog li txhua feem ntawm cov teeb liab ntawm kab yuav hloov.Yog li ntawd, AC impedance ntawm cov kab kis tau tus mob, uas yog, qhov piv ntawm voltage hloov mus rau tam sim no hloov, yog txiav txim raws li tus yam ntxwv impedance ntawm cov kis kab mob.
Cov yam ntxwv impedance ntawm cov kab sib kis tsuas yog cuam tshuam nrog cov yam ntxwv ntawm lub teeb liab txuas nws tus kheej.Nyob rau hauv qhov tseeb Circuit Court, tus nqi kuj ntawm cov hlau nws tus kheej yog tsawg tshaj li qhov faib impedance ntawm lub system, tshwj xeeb tshaj yog nyob rau hauv lub high zaus Circuit Court, tus yam ntxwv impedance feem ntau yog nyob ntawm lub distribution impedance tshwm sim los ntawm lub unit faib capacitance thiab unit faib inductance ntawm lub hlau.
Tus yam ntxwv impedance ntawm ib qho zoo tagnrho cov kab kis tau tus mob tsuas yog nyob ntawm lub unit faib capacitance thiab unit faib inductance.
Hom impedance feem ntau
Yam ntxwv impedance
Hauv computer, kev sib txuas lus wireless thiab lwm yam khoom siv hluav taws xob, lub zog xa mus rau hauv PCB Circuit Court yog lub teeb liab yoj square (hu ua mem tes) tsim los ntawm qhov hluav taws xob thiab lub sijhawm, thiab qhov kev tawm tsam uas nws ntsib yog hu ua yam ntxwv impedance.
Differential impedance
Hom txawv impedance
Txawm hom impedance
Hom hom impedance