PCB kev loj hlob thiab qhov chaw
Oct 24, 2019| Nyob ruaj ntseg nrog SChitec
PCB kev loj hlob thiab qhov chaw
kev loj hlob ntawm
Cov ntawv luam tawm tau hloov zuj zus los ntawm ib txheej mus rau ob sab, ntau txheej thiab hloov tau yooj yim, thiab tseem tuav lawv cov kev sib raug zoo. Vim muaj kev txhim kho tas mus li ntawm kev ua haujlwm siab, siab ceev thiab kev ntseeg siab, qhov ntim tau txo, tus nqi txo, thiab kev ua haujlwm tau zoo dua qub, yog li cov ntawv luam tawm tseem tuav lub zog tseem ceeb hauv kev tsim cov khoom siv hluav taws xob yav tom ntej. .
Kev sib tham hauv tsev thiab thoob ntiaj teb ntawm kev txhim kho yav tom ntej ntawm kev tsim cov tshuab luam ntawv yog qhov zoo ib yam, uas yog, siab ceev, siab precision, zoo aperture, nplua hlau, nplua suab, kev ntseeg siab, ntau txheej, high-speed kis tau tus mob, Lub teeb yuag, Kev loj hlob ntawm nyias-hom kev taw qhia, hauv kev tsim khoom tib lub sijhawm los txhim kho kev tsim khoom, txo cov nqi, txo cov pa phem, hloov mus rau kev txhim kho ntau yam, me me ntim ntau lawm. Cov txheej txheem kev txhim kho qib ntawm cov ntawv luam tawm feem ntau yog sawv cev los ntawm kab dav, aperture, thiab phaj thickness / aperture piv ntawm cov ntawv luam tawm.
qhov chaw
Tus tsim ntawm lub rooj tsavxwm luam tawm yog Austrian Paul Eisler. Xyoo 1936, nws thawj zaug siv lub rooj tsav xwm luam tawm hauv xov tooj cua. Xyoo 1943, cov neeg Amelikas tau siv thev naus laus zis rau tub rog xov tooj cua. Xyoo 1948, Tebchaws Meskas tau lees paub qhov kev tsim khoom siv rau kev lag luam. Txij li thaum nruab nrab -1950s, luam ntawv Circuit Court boards tau siv dav.
Ua ntej qhov tshwm sim ntawm PCB, kev sib tshuam ntawm cov khoom siv hluav taws xob tau ua los ntawm kev sib txuas ncaj qha ntawm cov xov hlau. Niaj hnub no, cov xov hlau tsuas yog siv hauv cov ntawv thov kev sim; printed circuit boards yog twv yuav raug hu nyob rau hauv ib tug kiag li tswj txoj hauj lwm nyob rau hauv lub electronics kev lag luam.


