Kyauta ne, babu asusu
PCB Trace Nisa Kalkuleta
Yi ƙididdige faɗin alamar tagulla da aka buga-circuit-board daga halin yanzu, nauyin jan karfe, matsayi na Layer da haɓakar zafin jiki da aka yarda-ko kimanta halin yanzu don sanannen faɗin.
Ta yaya kuke ƙididdige faɗin alamar PCB?
Zaɓi kimanta faɗin ko ƙarfin halin yanzu, zaɓi Layer na jan karfe na ciki ko na waje, sa'annan shigar da halin yanzu, nauyin jan ƙarfe da hawan zafin jiki. Kalkuleta yana amfani da ma'auni na IPC-2221 na al'ada da faɗin rahoton mil da millimeters.
Tambayoyin da ake yawan yi
Ta yaya kuke ƙididdige faɗin alamar PCB?
Zaɓi kimanta faɗin ko ƙarfin halin yanzu, zaɓi Layer na jan karfe na ciki ko na waje, sa'annan shigar da halin yanzu, nauyin jan ƙarfe da hawan zafin jiki. Kalkuleta yana amfani da ma'auni na IPC-2221 na al'ada da faɗin rahoton mil da millimeters.
Ana loda kimar PCB dina?
A'a. Ƙididdigar tana gudana a cikin wannan mai binciken; ba a ɗora darajar ko adanawa.
Wace dabara wannan kalkuleta na PCB ke amfani dashi?
Yana amfani da ƙayyadaddun dangantaka ta IPC-2221 I = k × ΔT ^ 0.44 × A ^ 0.725, inda halin yanzu yake a cikin amperes, hawan zafin jiki yana cikin ° C, kuma sashin giciye yana cikin murabba'in mils. Ƙimar k ta bambanta don alamun waje da na ciki.
Me yasa kiyasin ya dogara da ko alamar ta ciki ce ko ta waje?
Misalin gargajiya yana amfani da madaidaicin madauri daban-daban don masu gudanarwa na ciki da na waje. Har ila yau, kwararar zafi na gaske ya dogara ne akan tarin jirgi, jiragen sama na jan karfe, kwararar iska da masana'anta, wanda wannan ƙima mai sauƙi ba ya ƙima.
Shin wannan amintaccen faɗi ne ko ƙirar IPC mai dacewa?
A'a. Kimanin kimanta ilimi ne, ba takaddun shaida ko garantin aminci ba. Yi amfani da ma'aunin da ya dace na yanzu, nazarin yanayin zafi da ingantaccen bita don ainihin allo. IPC ta lissafta IPC-2221 da IPC-2152 a cikin kundin tsarinta.