Iyo yakajairwa PCB Dhizaina ikozvino haina kupfuura gumi a, kana kunyange 5 A. Kunyanya mumhuri uye vatengi magetsi, kazhinji vachiramba vachishanda zvazvino pane PCB haina kupfuura 2 a
Nzira 1: Kugadziriswa kwePCB
Kuti ufunge nezve -zvino kugona kwePCB, isu tinotanga kutanga nePCB chimiro. Tora kaviri-layer PCB semuenzaniso. Iyi mhando yedunhu redunhu inowanzove ine matatu-layer chimiro: chivharo ganda, ndiro, uye gomba remhangura. Iyo yeganda remhangura ndiyo nzira iyo iyo iripo uye chiratidzo muPCB Pass. Zvinoenderana neruzivo rwechikoro chepakati pofidsics, tinogona kuziva kuti kuramba kwechinhu chine chekuita nezvinhu, nzvimbo yekuyambuka, uye kureba. Kubva patiri zvazvino kumhanya paganda remhangura, kuramba kwakasimba. Nzvimbo yemuchinjiko-chikamu-chikamu chinogona kutorwa sekukora kweganda remhangura, rinova mhirizhonga yemhangura muPCB yekugadzirisa PCB. Kazhinji kopper brickness inoratidzwa mu oz, the they ripper pane 1 oz ndeye 35 um, 2 oz in 70 um, zvichingodaro. Ipapo inogona kupedzisira nyore nyore kuti kana yakakura iripo pati yePCB, iyo wiring inofanirwa kunge ipfupi uye yakakura, uye iyo mhangura yePCB, zviri nani.
Muchijinjine chaicho, hapana chimiro chakasimba chekureba kwe wiring. Kazhinji inoshandiswa muinjiniya: mhangura tsicess / tembiricha yemhembwe / tembiricha yekushisa / waya diameter, izvi zvitatu zviratidzo kuyera kutakura kwazvino kwePCB Bhodhi.
PCB wiring ruzivo urwu
Saka kana ndichida kumhanya yazvino ye100 A, ndinogona kusarudza kurira kwemhangura kwe4 oz, isa trace kuyirwa kusvika pamamita gumi nemashanu, uye kuwedzera kupisa kunyura kuti tembike yePCB uye kuvandudza kugadzikana.
02
Nzira mbiri: terminal
Kuwedzera kune wiring paPCB, wiring posts inogona zvakare kushandiswa.
Gadzirisa matsotsi akati wandei anogona kutsungirira zana paPCB kana chigadzirwa cheganda, secomputer mhou, etb. Nenzira iyi, mafungu makuru anogona kupfuura nemawaya.
03
Nzira nhatu: Tsika Copper Busbar
Kunyangwe mbatya dzemhangura dzinogona kugadziriswa. Iyo ndiyo tsika yakajairika muindasitiri yekushandisa marara emhangura kutakura mahombekombe makuru. Semuenzaniso, transformers, server kabati uye zvimwe zvekushandisa zvinoshandisa mabara emhangura kutakura mahombe makuru.
04
Nzira 4: Maitiro Akakosha
Mukuwedzera, pane zvimwe zvimwe zvakakosha PCB maitiro, uye iwe haugone kuwana mugadziri muChina. Infineon ine mhando yePCB ine 3-layer mhangura layer dhizaini. Iyo yepamusoro uye yepasi zvigadziro zviratidzo zviratidzo zvewiring liesers, uye iyo yepakati denderedzwa denderedzwa renzvimbo ine gobvu ye1.5 mm, iyo inoshandiswa zvakanyanya kuronga simba. Rudzi urwu rwePCB runogona kuve mudiki muhukuru. Kuyerera pamusoro pe100 A.