PCB Circuit Board Dhizaini uye Chikamu Vanotema mitemo

Maitiro ekutanga ePCB Circument BoardDhizaini mu SMT Chip kugadzirwa kunoda kutarisisa kwakakosha. Chimwe chezvinangwa zvikuru zveDunhu redunhu kuti ipe dhizaini yekirabhu yePCB Circuit board uye kugadzirira hwaro hwePCB board dhizaini. Iyo yekugadzira maitiro eiyo yakawanda-layer PCB Circort Musiyano ndewekuti wiring yeiyo yepakati chiratidzo denderedzwa uye kupatsanurana kwemukati emagetsi anofanirwa kuitwa. Kutorwa pamwe chete, dhizaini yeiyo yakawanda-layer PCB Circuit board iri zvakafanana. Yakakamurwa mumatanho anotevera:

1. Circed board kuronga kuronga saizi yemuviri yePCB bhodhi, iyo nzira yekuisa yezvikamu, uye iyo bhodhi yemabhodhi, iyo, denderedzwa-denderedzwa mabhodhi, uye akawanda-denderedzwa Mabhodhi.

2.. Yakarurama uye inonzwisisika kuiswa kwePCB nharaunda nharaunda dzinogona kuunza zvakanyanya nyore kuDunhu Redota redunhu uye kugadzirisa kushanda kwebasa.

3. Chikamu chinongedzo uye kugadzirisa. Mushure mekunge basa rekutanga rapedzwa, tafura yetiweki inogona kuendeswa kuPCB, kana tafura yetiweki inogona kuendeswa zvakananga muChematic Diagram nekuvandudza PCB. Component dhizaini uye kugadziridzwa kwakakosha mabasa muPCB dhizaini, iyo inokanganisa zvakananga mashandiro akadai seyako yekuda uye yemukati yemagetsi emagetsi chikamu chikamu.

4 Pasinei kuti inyaya ipi yambiro inogamuchirwa, ichirovedza mitemo inofanirwa. Nhanho isingaverengeki, mitemo yakanaka yemasiya inogona kuve nechokwadi chekuchengeteka kwedunhu redunhu kufambisa, kutevedzera maitiro ekugadzira zvinodiwa, uye kuchengetedza mari.

5. Mamwe mashandiro ebetsero, akadai sekukara kwemhangura uye kubaya chidimbu, pamwe nekugadzira gwaro rekuita sekutaurisa kubuda uye kuchengetedza kudhinda. Aya mafaera anogona kushandiswa kutarisa uye kugadzirisa PCB Doka redunhu, uye rinogona zvakare kushandiswa seyakagadziriswa pane zvakatengwa zvikamu.

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Chikamu chinomirira mitemo

1. Hapana wiring inobvumidzwa mukati menzvimbo ≤1mm kubva kumucheto kwePCB bhodhi uye mukati me1mm kutenderedza gomba rinokwira;

2. Mutsetse wemagetsi unofanirwa kunge wakapetwa sezvinobvira uye haufanire kunge uri pasi pegumi nemasere; Chikwangwani cheturu chakabikwa hazvifanire kunge chiri pasi pegumi nemaviri; Iyo CPU yekuisa uye mitsara yekubuda haifanirwe kunge isiri pasi pegumi (kana 8mil); mutsara wetsetse haufanire kunge uri pasi pegumi;

3. Zvakajairika kuburikidza nemakomba haasi mashoma makumi matatu;

4. Dual in-line plug: Pad 60mil, Aperture 40mil; 1 / 4W Rwisa: 51 * 55mil's Gomo reGomo); Kana ikapetwa mukati, pad 62mil, kupatsanurudza makumi mana nematatu. Electrodeless capacitor: 51 * 55mil (5805 pagomo); Paunenge uchiiswa zvakananga, iyo pad ndeye 50mil uye gomba diameter ndeye 28mil;

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