Labarai
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Nau'in PCB pads
1. Square pad An yi amfani da shi sau da yawa lokacin da abubuwan da aka gyara a kan allon da aka buga suna da yawa da kaɗan, kuma layin da aka buga yana da sauƙi. Lokacin yin PCB da hannu, yin amfani da wannan kushin yana da sauƙi don cimma 2.Round pad An yi amfani da shi sosai a cikin allon bugu guda ɗaya da mai gefe biyu, ana shirya sassan na yau da kullun ...Kara karantawa -
Counterbore
Ana hako ramukan Countersunk akan allon kewayawa tare da allura mai lebur na kai ko wuka, amma ba za a iya toshe ta ba (watau rabin ramuka). Bangaren miƙa mulki tsakanin bangon ramin a ƙarshen ramin mafi girma / mafi girman diamita da bangon ramin a mafi ƙanƙancin rami yana daidai da ...Kara karantawa -
Menene aikin tsiri kayan aiki tare da PCB?
A cikin tsarin samar da PCB, akwai wani muhimmin tsari, wato, tsiri na kayan aiki. Ajiye gefen tsari yana da mahimmanci ga sarrafa facin SMT na gaba. Tushen kayan aiki shine ɓangaren da aka ƙara a ɓangarorin biyu ko bangarori huɗu na kwamitin PCB, galibi don taimakawa SMT p..Kara karantawa -
Gabatarwar Via-in-Pad:
Gabatarwar Via-in-Pad: Sanannen abu ne cewa ana iya raba vias (VIA) zuwa plated ta rami, makaho ta rami da binne ta rami, wanda ke da ayyuka daban-daban. Tare da haɓaka samfuran lantarki, vias suna taka muhimmiyar rawa a cikin haɗin gwiwar interlayer na bugu na da'ira bo ...Kara karantawa -
DFM zane na PCB masana'antu tazara
Tazarar amincin lantarki ya dogara ne akan matakin masana'antar kera faranti, wanda gabaɗaya 0.15mm. A gaskiya ma, yana iya zama ma kusa. Idan da'irar ba ta da alaƙa da siginar, muddin babu gajeriyar kewayawa kuma na yanzu ya wadatar, babban halin yanzu yana buƙatar kauri mai kauri ...Kara karantawa -
Hanyoyi da yawa na dubawa na gajeriyar da'ira na Hukumar PCBA
A cikin aiwatar da sarrafa guntu na SMT, gajeriyar kewayawa abu ne da ya zama ruwan dare gama gari mara kyau. Ba za a iya amfani da allon da'ira na gajeriyar kewayawa ta PCBA akai-akai ba. Mai zuwa hanya ce ta dubawa gama gari don gajeriyar da'irar allon PCBA. 1. Ana ba da shawarar yin amfani da ɗan gajeren kewayawa positi ...Kara karantawa -
Ƙirar ƙera na PCB na nesa aminci na lantarki
Akwai dokokin ƙirar PCB da yawa. Mai zuwa shine misalin tazarar aminci na lantarki. Saitin ƙa'idar lantarki shine allon kewayawa a cikin wayoyi dole ne su bi ƙa'idodi, gami da nisan aminci, da'irar buɗewa, saitin kewayawa gajere. Saitin waɗannan sigogi zai shafi ...Kara karantawa -
Goma lahani na PCB kewaye hukumar zane tsari
Ana amfani da allunan kewayawa na PCB a cikin samfuran lantarki daban-daban a cikin duniyar masana'antu ta yau. Dangane da masana'antu daban-daban, launi, siffa, girman, Layer, da kayan allunan da'ira na PCB sun bambanta. Saboda haka, ana buƙatar bayyanannun bayanai a cikin ƙirar PCB circui ...Kara karantawa -
Menene ma'auni na PCB warpage?
A gaskiya ma, PCB warping kuma yana nufin lanƙwasawa na allon kewayawa, wanda ke nufin allon kewayawa na asali. Lokacin da aka sanya kan tebur, ƙarshen biyu ko tsakiyar allon suna bayyana sama kaɗan. Wannan al'amari da aka sani da PCB warping a cikin masana'antu. Tsarin ƙididdiga t...Kara karantawa -
Menene bukatun Laser waldi tsari don PCBA zane?
1.Design for Manufacturability na PCBA A manufacturability zane na PCBA yafi warware matsalar assemblability, da kuma manufar shi ne cimma mafi guntu tsari hanya, mafi girma soldering izinin tafiya, da mafi ƙasƙanci samar da kudin. Abubuwan ƙira sun haɗa da: ...Kara karantawa -
Ƙirar ƙira na shimfidar PCB da wayoyi
Game da shimfidar PCB da matsalar wayoyi, a yau ba za mu yi magana game da ƙididdigar ingancin siginar (SI), nazarin daidaituwar daidaitawa na lantarki (EMC), nazarin amincin ikon (PI). Magana kawai game da ƙididdigar masana'anta (DFM), ƙirar ƙira mara ma'ana na ƙirƙira shima zai ba da damar ...Kara karantawa -
SMT aiki
Sarrafa SMT jerin fasahar tsari ne don aiki akan PCB. Yana da abũbuwan amfãni daga high hawa daidaito da sauri sauri, don haka an karbe shi da yawa lantarki masana'antun. Tsarin sarrafa guntu na SMT ya haɗa da allon siliki ko rarraba manne, hawa ko ...Kara karantawa
