Hoʻokahi kū hoʻokahi mea hana papa PCBA Server

1. Kaapuni a me ke kumu (Pattern): Hoʻohana ʻia ke kaapuni ma ke ʻano he mea hana no ka hoʻokele ʻana ma waena o nā ʻāpana.I ka hoʻolālāʻana, e hoʻolālāʻia kahi'āpana keleawe nui e like me ka papa honua a me ka mana lako.Hana ʻia nā laina a me nā kaha kiʻi i ka manawa like.

2. Hole (Throughole/via): Hiki i ka puka puka ke hana i nā laina o nā pae ʻelua e hoʻokele kekahi i kekahi, hoʻohana ʻia ka puka nui ma ke ʻano he plug-in, a hoʻohana mau ʻia ka puka non-conductive (nPTH). e like me ke kau ʻana a me ka hoʻonohonoho ʻana, hoʻohana ʻia no ka hoʻopaʻa ʻana i nā wili i ka wā e hui ai.

3. Inika Solderresistant (Solderresistant/SolderMask): ʻAʻole pono nā ʻili keleawe a pau e ʻai i nā ʻāpana tin, no laila e paʻi ʻia ka wahi i ʻai ʻole ʻia me kahi papa o nā mea (epoxy resin maʻamau) e hoʻokaʻawale i ka ʻili keleawe mai ka ʻai ʻana i ka tin. pale aku i ka hoʻolele ʻole.Aia kahi kaapuni pōkole ma waena o nā laina tinned.Ma muli o nā kaʻina hana likeʻole, ua māheleʻia i kaʻaila'ōmaʻomaʻo, kaʻailaʻulaʻula a me kaʻaila polū.

4. Papa dielectric (Dielectric): Hoʻohana ʻia ia e mālama i ka insulation ma waena o nā laina a me nā papa, i ʻike ʻia ʻo ka substrate.