Labarai
-
Me yasa ake buƙatar gasa PCBs da suka ƙare kafin SMT ko tanderu?
Babban makasudin yin burodin PCB shine a cire humidiyya da cire danshi, da kuma cire danshin da ke cikin PCB ko kuma a tsotse daga waje, saboda wasu kayan da ake amfani da su a cikin PCB da kansu suna samar da kwayoyin ruwa cikin sauki. Bugu da kari, bayan da aka samar da PCB da kuma sanya shi na wani lokaci, da...Kara karantawa -
Halayen kuskure da kiyaye lalacewar capacitor allon kewayawa
Na farko, ƙaramin dabara don gwajin multimeter abubuwan SMT Wasu abubuwan SMD ƙanana ne kuma ba su da daɗi don gwadawa da gyarawa tare da alƙalan multimeter na yau da kullun. Ɗayan shi ne cewa yana da sauƙi don haifar da gajeren zango, ɗayan kuma shine rashin dacewa ga allon da aka rufe da insulatin ...Kara karantawa -
Ka tuna waɗannan dabaru na gyarawa, zaku iya gyara 99% na gazawar PCB
Rashin gazawar da ke haifar da lalacewar capacitor shine mafi girma a cikin kayan lantarki, kuma lalacewa ga masu ƙarfin lantarki shine ya fi yawa. Ayyukan lalacewar capacitor shine kamar haka: 1. Capacity ya zama karami; 2. Cikakken asarar iya aiki; 3. Yale; 4. Gajeren kewayawa. Capacitors suna wasa...Kara karantawa -
Maganin tsarkakewa wanda dole ne masana'antar lantarki ta sani
Me yasa ake tsarkakewa? 1. A lokacin amfani da electroplating bayani, Organic by-kayayyakin ci gaba da tarawa 2. TOC (Total Organic Pollution Value) ya ci gaba da tashi, wanda zai haifar da karuwa a cikin adadin electroplating brightener da leveling wakili kara 3. Defects a cikin electroplated...Kara karantawa -
Farashin foil na Copper yana ƙaruwa, kuma haɓakawa ya zama yarjejeniya a cikin masana'antar PCB
Babban mitar cikin gida da ƙarfin samar da laminate mai saurin jan karfe bai isa ba. Masana'antar foil ɗin tagulla babban jari ne, fasaha, da masana'antu masu hazaka tare da manyan shingen shiga. Dangane da aikace-aikacen ƙasa daban-daban, ana iya raba samfuran foil na jan karfe ...Kara karantawa -
Menene ƙwarewar ƙira na op amp circuit PCB?
Wayoyin da aka buga (PCB) suna taka muhimmiyar rawa a cikin da'irori masu sauri, amma sau da yawa yana ɗaya daga cikin matakai na ƙarshe a cikin tsarin ƙirar kewaye. Akwai matsaloli da yawa tare da wayar PCB mai sauri, kuma an rubuta wallafe-wallafe da yawa akan wannan batu. Wannan labarin ya tattauna ne musamman akan wayoyi na ...Kara karantawa -
Kuna iya yin hukunci akan tsarin saman PCB ta kallon launi
ga zinari da tagulla a cikin allunan da'ira na wayoyin hannu da kwamfutoci. Don haka, farashin sake amfani da allunan da'ira da aka yi amfani da su na iya kaiwa fiye da yuan 30 a kowace kilogram. Yana da tsada da yawa fiye da siyar da takarda sharar gida, kwalaben gilashi, da tarkacen ƙarfe. Daga waje, saman saman...Kara karantawa -
Dangantakar asali tsakanin shimfidawa da PCB 2
Saboda halayen canzawa na wutar lantarki mai sauyawa, yana da sauƙi don haifar da wutar lantarki don samar da babban tsangwama na daidaitawar lantarki. A matsayin injiniyan samar da wutar lantarki, injiniyan daidaitawa na lantarki, ko injiniyan shimfidar PCB, dole ne ku fahimci cau...Kara karantawa -
Akwai kusan alaƙar asali guda 29 tsakanin shimfidawa da PCB!
Saboda halayen canzawa na wutar lantarki mai sauyawa, yana da sauƙi don haifar da wutar lantarki don samar da babban tsangwama na daidaitawar lantarki. A matsayin injiniyan samar da wutar lantarki, injiniyan daidaitawa na lantarki, ko injiniyan shimfidar PCB, dole ne ku fahimci cau...Kara karantawa -
Nawa nau'ikan allon da'ira PCB za a iya raba bisa ga kayan aiki? A ina ake amfani da su?
Rarraba kayan PCB na al'ada ya haɗa da masu zuwa: bai yana amfani da FR-4 (tushen zane na gilashin gilashi), CEM-1/3 (fiber ɗin gilashi da takaddar takarda), FR-1 (takarda na tushen tagulla laminate), gindin ƙarfe Laminates da aka yi da jan ƙarfe (wanda aka fi sani da aluminum, kaɗan suna tushen ƙarfe) sune mo...Kara karantawa -
Tagulla Grid ko tagulla mai ƙarfi? Wannan matsala ce ta PCB da ya kamata a yi tunani akai!
Menene jan karfe? Abin da ake kira tagulla zuba shi ne a yi amfani da sararin da ba a yi amfani da shi a kan allon kewayawa a matsayin abin da ake tunani ba sannan a cika shi da tagulla mai kauri. Wadannan wuraren tagulla kuma ana kiran su da cikon tagulla. Muhimmancin shafi na jan karfe shine don rage rashin ƙarfi na waya ta ƙasa da haɓaka ...Kara karantawa -
Wani lokaci akwai fa'idodi da yawa ga PCB platin jan karfe a ƙasa
A cikin tsarin ƙirar PCB, wasu injiniyoyi ba sa so su shimfiɗa tagulla a kan gabaɗayan saman Layer na ƙasa don adana lokaci. Shin wannan daidai ne? Shin dole ne PCB ya zama farantin tagulla? Da farko, muna bukatar mu bayyana: kasa plating jan karfe yana da amfani kuma ya zama dole ga PCB, amma ...Kara karantawa
