PCB taha-taurua
P/N: Q2P06438A0 | Tatau Apa: 2L | Raina Min W/S: 8/8mil |
Rauemi: FR-4 Tg 130 | Tautoru: 1oz | Min PTH: 0.4mm |
Papa Mātoru: 0. 5mm | Mata: ENIG | Taupānga: Waka |
Tae Soldermask: Kākāriki | Rahi o te Poari: 171.00mmX170.00mm(1-ake) | |
Ētahi atu: IPC-A-600 Tauaha 3 |
Mōhiotanga ki ngā RW taha-taurua
Ka taea te whakamahi i te PCB taha-taurua e hīpokina ana ngā taha e rua ki te kapa me ngā whakataki, ā, mā ngā māka hei tūhono i ngā ara iahiko i waenga i ngā apa e rua hei tūhono i te whatunga e hiahiatia ana. Ka taea e te PCB taha-taurua te mahi i te uauatanga o te arawhiti i roto i te PCB taha-kotahi, kia pai ake ai te whakamahi i runga i ngā ara iahiko matatini ake i te PCB taha-kotahi.
Ngā painga o ngā RW taha-taurua
Ngā painga (e ōrite ana ki ngā papa taha-kotahi): he ngāwari, he māmā ake te roanga o te raina poto ake me ērā atu mea.
Ngā hipanga mahi hoahoa o ngā RW taha-taurua
- Whakaritea ngā tātuhi arawhiti
- Hangaia he gerber pcb hōu ka utaina ki roto i te mōkī mōtete
- Whakaritea te ara iahiko
- Purua te rārangi-ipurangi me ngā wae
- Tahora aunoa o ngā mōtete
- Whakaritenga Tahora
- Tātari kiato whatunga
- Tautuhia te ture wiri
- Ararere aunoa
- Whakaritenga ā-ringa o te ararere
He aha te PCB taha-taurua?
Ko tētahi PCB taha-taurua, papa arawhiti tā-taurua rānei, he momo PCB e āhua ana i ngā whakataki kapa whakahaere i runga me raro o te papa. Kāore i te ōrite ki ngā PCBs taha-kotahi, he rauemi whakahaere anake i te taha kotahi, ka whakaaetia e ngā PCBs taha-taurua mō ētahi atu hoahoa arawhiti matatini mā te whakamahi i ngā taha e rua o te papa. Mā tēnei hoahoa ka taea te whakatū i ngā wae ki ia taha, te whakanui ake i te kiato o te arawhiti me te whakarite kia pai ake mō ngā taupānga maha. He motuhake ngā RW taha-taurua mai i ngā PCBs apa-maha, ā, he apa ā-roto tāpiri o ngā rauemi whanonga, i te mea kei te whakamahi anake i ngā apa e rua.
He aha te take whakamahi i ngā RW taha-taurua?
Ka whakamahia whānuitia ngā RW taha-taurua nā te mea e tuku ana rātou i tētahi toenga i waenganui i te matatinitanga me te utu. Ka homai e rātou ētahi atu kōwhiringa ararere i whakatauritetia ki ngā PCBs taha-kotahi, kia pai ai mō ētahi atu ara iahiko me te kore utu tāpiri o ngā PCBs apa-maha. Mā tō rātou kaha ki te whakanoho i ngā wae i ngā taha e rua, ka tino pai mō ngā hoahoa kiato, e tino whai take ana i ngā mea hiko o nāianei e whāiti ana te mokowā. Tērā anō, he ngāwari kē atu te hanga i ngā RW taha-taurua i ngā papa papa-maha, mā te whakarite i tētahi rongoā utu mō ngā taupānga maha.
He aha te Hanganga o tētahi PCB taha-taurua?
Ko te hanganga o tētahi PCB taha-taurua ko ngā huānga matua maha:
- Ngā Apa Kapa Runga, Raro hoki:Ko nga apa whakahaere ēnei e mau ana nga whakataki arawhiti. Ka whakatūria ngā mōtete ki ngā taha e rua.
- Rauemi Iti:I te nuinga o te wā i hangaia ki te mōhiti (FR-4), mā tēnei apa whakatōpū e whakarato tautoko hanganga, ā, ka wehea ngā apa kapa e rua.
- Vias:He puare iti ēnei e wiri ana i roto i te papa, a, ka peretitia ki ngā rawa whanonga hei tūhono i ngā apa o runga me raro.
- Solder Mask:He apa parenga e hoatu ana i runga i ngā whakataki kapa hei ārai i ngā ara iahiko poto me te whakakotahitanga.
- Mata Hiraka:Whakamahia ai mō te tapa wae, ngā pūwāhi whakamātautau, me ētahi atu mōhiohio hira i runga i te papa.
He aha te Hanganga o tētahi PCB taha-taurua?
Ko te hanganga o tētahi PCB taha-taurua ko ngā huānga matua maha:
- Ngā Apa Kapa Runga, Raro hoki:Ko nga apa whakahaere ēnei e mau ana nga whakataki arawhiti. Ka whakatūria ngā mōtete ki ngā taha e rua.
- Rauemi Iti:I te nuinga o te wā i hangaia ki te mōhiti (FR-4), mā tēnei apa whakatōpū e whakarato tautoko hanganga, ā, ka wehea ngā apa kapa e rua.
- Vias:He puare iti ēnei e wiri ana i roto i te papa, a, ka peretitia ki ngā rawa whanonga hei tūhono i ngā apa o runga me raro.
- Solder Mask:He apa parenga e hoatu ana i runga i ngā whakataki kapa hei ārai i ngā ara iahiko poto me te whakakotahitanga.
- Mata Hiraka:Whakamahia ai mō te tapa wae, ngā pūwāhi whakamātautau, me ētahi atu mōhiohio hira i runga i te papa.
He aha ngā Taupānga o ngā RW taha-taurua?
Ka whakamahia ngā RW taha-taurua i roto i ngā mahi me ngā pūrere whānui nā tō rātou āhuatanga me te tōtika. Kei ētahi taupānga noa ko:
- Ngā waeatanga:Whakamahia ai ki ngā pūrere pēnei i ngā pouara, ngā pouwhanga, me ngā kōwae whakawhitiwhiti.
- Waka:I kitea i roto i ngā pūnaha mana, pūoko, me ngā pūnaha whakangahau.
- Ngā Pūrere Rongoā:Whakamahia ai ki ngā taputapu tātaritanga, ngā pūnaha aroturuki, me ngā pūrere atahanga.
- Ngā MeaHiko Kiritaki:I kitea i roto i ngā rorohiko, paparorohiko, me ngā pūrere kāinga.
- Ngā Utauta Mahi:Whakamahia ki ngā puna hiko, ngā pūnaha mana, me ngā taputapu aunoatanga.
Ka taea te whakamahi i ngā RW taha-taurua ki ngā Taupānga Āhuatanga-Tiketike?
Āe, ka taea te whakamahi i ngā RW taha-taurua ki ngā taupānga āhuatanga-teitei, engari e hiahiatia ana ngā whakaaro hoahoa tūpato. He nui ake ngā tohu āhuatanga tiketike ki te whakararuraru me te ngaromanga tohu, nā reira ko te tahora o ngā whakataki, te kōwhiringa rauemi, ā, me arotau te whakanohotanga o ngā mōtete. Ka taea e ngā hangarau pēnei i te ararere whakahaere, te whenua tika, me te whakamahi i ngā rauemi hiko tino kounga te āwhina ki te whakarite i te mahinga pono i roto i ngā taupānga āhuatanga tiketike.
He aha ngā Whakaaro Hoahoa Matua mō ngā PCBs taha-taurua?
Me āta whakarite te hoahoa i tētahi PCB taha-taurua kia tino mōhio ai ki te mahinga me te whakanaotanga. Ko ngā take matua hei whakaaro ko:
- Wāhi Wae:Me whakanoho āta whakanoho ngā mōtete hei whakamōkito i te whakararuraru tohu me te whakarite i te ararere māia. Me wehe pea ngā wae tere rawa, tairongo rānei i ngā mea turituri.
- Ararere Apa:Me ararere ngā aroturuki i runga i ngā apa e rua hei karo i te whakawhitinga, i te īnakinaki rānei, e whakararuraru ai i te tohu. He tino nui te mokowā tika me te whānui whakataki mō te taparenga tohu.
- Mā te Hangarau:He mea nui te Vias mō te tūhono i ngā whakataki i waenga i ngā apa. Whakaarohia mā te whakamahi i ngā māra, kāpō, tanumia rānei mā te matatinitanga o te hoahoa.
- Whakahaeretanga wera:Me waiho ngā wae wera hei whakaae i te whakawāteatanga wera tika, ā, ka taea te whakamahi i ngā māra wera hei whakawhiti i te wera ki te apa hangai.
- Integrity Tohu:E hiahiatia ana e ngā tohu āhuatanga tiketike te ararere whakahaere me te whenua tika hei whakamōkito i te turituri me te ngaromanga tohu.
He aha i whai painga ai ngā RW taha-taurua?
He maha ngā painga e tukuna ana e ngā PCBs taha-taurua i runga i ngā PCBs taha-kotahi, kia pai ai te kōwhiringa mō ngā taupānga maha:
- Rahi Kiato:Mā te whakamahi i ngā taha e rua o te papa, ka whakaaetia e ngā PCBs taha-taurua mō te kiato wae teitei ake, kia tino pai ai mō ngā pūrere kiato.
- Utu-Utu:He nui ake te utu i ngā PCBs apa-maha i a rātau e tuku ana i te ngāwari ake o te hoahoa i ngā papa taha-kotahi.
- Whakahaere Arawhiti Matatini:Ka taea e ngā RW taha-taurua te pupuri i ētahi atu ara ara matatini, kia pai ai mō ngā taupānga arā atu anō.
- Mahinga Pai Ake:Mā te hoahoa tika, ka taea e rātou te tautoko i ngā tere tohu teitei ake me te whakahaere wera pai ake.
- Āhuatanga:Ka whakamahia rātau puta noa i ngā mahi maha, mai i ngā hiko kiritaki ki te aunoatanga mahi.
Me pēhea te Kōwhiri Rauemi mō ngā RW taha-taurua?
Ko ngā rauemi e whakamahia ana i roto i ngā RW taha-taurua e tākaro ana i tētahi tūranga nui i roto i tā rātou mahinga me te kaha. Kei roto i ngā rauemi noa ko:
- Rauemi Iti:Ko FR-4 te iti rawa i whakamahia whānuitia nā ōna āhuatanga pūkaha me ngā āhuatanga hiko tino pai. Mō ngā taupānga nui rawa, ka whakamahia pea ngā rauemi pēnei i a Toro, i Teflon rānei.
- Ngā Apa Kōpae:Ka pā te mātotoru o te apa kapa (i roto i ngā auau mō ia waewae tapawhā) ki te kaha o nāianei me te whakararuraru wera. Ko ngā mātotoru noa ko te 1 oz me te 2 oz.
- Solder Mask:Ka āraia e tēnei apa parenga ngā ara iahiko poto me te whakakotahitanga. E wātea ana i roto i ngā tae maha, ko te kākāriki te mea tino pūnoa.
- Mata Hiraka:I whakamahia mō te tapanga, ko te tikanga he mea hanga ki te waituhi ā-ira.
He aha ngā hangarau e whakamahia ana mō ngā PCBs taha-taurua?
E hiahiatia ana e ngā PCBs taha-taurua ngā pūkenga motuhake hei whakarite i ngā tūhononga pono i ngā taha e rua:
- Tae atu ki te Ngaru:Ka whakamahia tēnei aratuka mō ngā wae poka-roto. Ka haere atu te poari i runga i te ngaru o te kaihoko whakarewa, e āpiti ana ki nga wāhi konganuku i kitea.
- E rere ana i te Soldering:Ko te nuinga o te wā e whakamahia ana mō ngā wae papa mata, ko tēnei tikanga ko te hoatu whakapiri kaihoko me te whakamātao i te poari i roto i tētahi oumu rere.
- Kī tonu te ringa:Mo te tinihanga, mo nga tapi rānei, ka whakamahia te ringa e hokona ana ki te rino hoko. E hiahiatia ana kia tika te karo i ngā wae whakakino, te waihanga rānei i ngā arawhata kaihoko.
Ngā Uaua me ngā Rongoā:Mā te kī atu i ngā PCBs taha-taurua ka puta ki ngā take pēnei i te tombstoning, te kaihoko rānei. Ka taea e te mana pāmahana tika, te taupānga whakapiri kaihoko, me te whakanoho wae te whakamauru i ēnei raruraru.
He pēhea te Whakamātautau me te Tirotiro i ngā RW taha-taurua?
He tino nui te whakamātau me te arotakenga hei whakarite i te kounga me te whaikikotanga o ngā PCBs taha-taurua. Ko ngā aratuka whānui:
- Whakamātau Hiko:Ka mahia ngā whakamātautau whakahaere hei manatoko kua tika te hanga i ngā tūhononga katoa, ā, kāore he ara iahiko tuwhera, poto rānei.
- Whakaaro Arokite:Ka whakamahia te arotakenga ā-ringa, aunoa rānei hei taki mō ngā hēnga pēnei i ngā wae hē, ngā arawhata kaihoko, ngā wāhanga ngaro rānei.
- Tirohanga Ōmata Aunoa (AOI):Ka whakamahia ngā kāmera me ngā pūmanawa hei kite i ngā hēnga taumata mata, pēnei i te whakanoho wae hē, i ngā take hoko rānei.
- Tirohanga X-ray:Ka whakamahia tēnei aratuka hei tirotiro i ngā tūhononga hunahuna, pēnei i ērā i raro i ngā wae mātiti pōro (BGA), i roto rānei mā te.
- Whakamātau Taumahi:Ka whakamātauria te PCB i raro i ngā here mahi tūturu kia tino pai ai te mahi.
Mā te whai i ēnei hātepe whakamātau me te arotake, ka taea e ngā kaiwhakanao te whakarite kia tutuki ngā RW taha-taurua i ngā paerewa e hiahiatia ana mō te kounga me te whaikiko.
Ngā taupānga o ngā RW taha-taurua
Ka taea te whakamahi whānui i te PCB taha-taurua ki ngā āpure maha, ā, he awhe taupānga kei a ia:
∗ puku mārō ∗ ngā paemana motokā ∗ ngā pūnaha whakawhiti
∗ ngā Kaihuri ∗ ngā mihini tārewa ∗ amplifiers
∗ pūnaha hiko UPS ∗ aroturuki hiko i ngā tānga Mana ∗
∗ ngā paemana waka ∗ tahuringa Hiko ∗ ngā taputapu Whakamātautau
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