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6 Layer FR4 ENIG Via In Pad PCB

6 Layer FR4 ENIG Via In Pad PCB

ʻO ka wehewehe pōkole:

Papahana: 6

Hoʻopau ʻili: ENIG

Mea kumu: FR4

ʻO waho W/S: 4/3.5mil

Papa loko W/S: 4.5/3.5mil

Mānoanoa: 1.0mm

Min.anawaena puka:0.2mm

Kaʻina hana kūikawā: via in pad


Huahana Huahana

Nā hiʻohiʻona impedance o PCB

Wahi a ka manaʻo hoʻoili hōʻailona, ​​​​ʻo ka hōʻailona kahi hana o ka manawa a me nā ʻano mamao, no laila e loli paha kēlā me kēia ʻāpana o ka hōʻailona ma ka laina.No laila, ua hoʻoholo ʻia ka impedance AC o ka laina hoʻouna, ʻo ia hoʻi, ka ratio o ka hoʻololi ʻana o ka volta i ka hoʻololi o kēia manawa, e like me ke ʻano impedance o ka laina hoʻouna.

ʻO ka impedance hiʻohiʻona o ka laina hoʻouna e pili wale i nā hiʻohiʻona o ka pilina hōʻailona ponoʻī.Ma ke kaapuni maoli, ʻoi aku ka liʻiliʻi o ke kūʻē ʻana o ka uea ponoʻī ma mua o ka impedance puʻunaue o ka ʻōnaehana, ʻoi aku ka nui o ka impedance kiʻekiʻe, ʻo ka impedance hiʻohiʻona e hilinaʻi nui ʻia i ka impedance puʻupuʻu i hoʻokumu ʻia e ka capacitance puʻupuʻu a me ka inductance puʻunaue o ka ʻāpana. uwea.

ʻO ka impedance hiʻohiʻona o kahi laina hoʻouna kūpono e hilinaʻi wale ʻia i ka capacitance puʻunaue ʻia a me ka inductance puʻunaue ʻia.

Nā ʻano Impedance maʻamau

ʻAno impedance

Ma ka lolouila, ka leka uila a me nā huahana ʻike uila ʻē aʻe, ʻo ka ikehu i hoʻouna ʻia i ka PCB circuit he hōʻailona hawewe huinahā (i kapa ʻia ʻo ka pulse) i haku ʻia me ka volta a me ka manawa, a ʻo ke kūʻē ʻana i kapa ʻia he impedance.

ʻO ka impedance ʻokoʻa

ʻElua mau ʻano nalu hōʻailona like me ka polarity kūʻē i hoʻokomo ʻia ma ka hopena hoʻokele a hoʻouna ʻia e nā laina ʻokoʻa ʻelua, a unuhi ʻia nā hōʻailona ʻokoʻa ʻelua ma ka hopena loaʻa.ʻO ka impedance ʻokoʻa ka zdiff impedance ma waena o nā laina ʻelua.

ʻO ka impedance mode ʻokoʻa

ʻO ka Zo impedance o kekahi o nā laina ʻelua i ka honua ua like ia.

ʻO ke ʻano impedance

ʻO ka zcom impedance o ʻelua mau ʻano nalu hōʻailona like me ka hoʻokomo polarity like ma ka hopena hoʻokele ke hoʻopili ʻia nā uea ʻelua.

Impedance mode maʻamau

ʻO ka impedance Zoe o kekahi o nā laina ʻelua i ka honua he like ia, ʻoi aku ka nui ma mua o ka impedance mode odd.

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Keena Nui


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