Magetsi enjinjini anowanzotarisana nedambudziko rekusarudza huwandu hwakaringana hwezviyero zveaPCB Dhizaini. Zviri nani kushandisa mamwe marita kana mashoma mashoma? Iwe unoita sei sarudzo pane huwandu hwemari yePCB?
1.Ko PCB Dayer Inorevei?
Zvigadzikiso zvePCB zvinoreva kune iyo mhangura matenga ayo ari leminated nesubstrate. Kunze kwesingle-layer pcbsIzvo zvine chete mhangura imwe yemhangura, ese PCBS ine maviri kana anopfuura matema ane kana nhamba yekunyanyisa. Izvo zvikamu zvakasarudzika kutengeswa kunze kweiyo kunze kwejira, nepo mamwe matanda achishanda seyinenge kubatana. Nekudaro, kumwe kupedzisa-kuguma PCBs kuchagumisa zvikamu mukati memukati memukati.
PCBS inoshandiswa kugadzira zviitiko zvakasiyana siyana zvemagetsi uye michina mune yakasiyana maindasitiri, sengevatengi vezvematengi, automotive,telecommunication, Aerospace, mauto, uye zvekurapa
Maindasitiri. Huwandu hwezviyero uye saizi yebhodhi chaiyo inosarudza simba uyekugonayePCB. Sezvo huwandu hwezviyero zvinowedzera, ndizvo zvinoita basa racho.
2.] kuziva sei huwandu hwePCB materers?
Kana uchisarudza pane yakakodzera nhamba yezvikamu zvePCB, zvakakosha kufunga nezve zvakanakira kushandisaakawanda marongeroinopesana neimwe nzira kana mbiri mbiri. Panguva imwecheteyo, zvinodikanwa kuti ufunge nezve zvakanakira kushandisa dhizaini imwe chete inopesana neayo emuguta. Izvi zvinhu zvinogona kuongororwa kubva mumaonero mashanu anotevera:
2-1. PCB ichashandiswa kupi?
Paunenge uchisarudza zvakatemwa nePCB Bhodhi, inokosha yekufunga muchina wakarongedzwa kana michina iyo iyo PCB ichashandiswa mukati, pamwe neiyo chaiyo yedunhu zvinodiwa zvemidziyo yakadaro. Izvi zvinosanganisira kuziva kuti PCB bhodhi ichashandiswa mune yakaomeswa uye
Yakaomarara zvigadzirwa zvemagetsi, kana mune zviri nyore zvigadzirwa zvine basa rekutanga.
2-2. Ndeipi basa rekushanda rinodiwa kune PCB?
Nyaya yekushanda nguva yekuenda inofanirwa kutariswa kana uchigadzira PCB kubvira paramende iyi inosarudza mashandiro ePCB. Yekukurumidza kumhanya uye mashandiro ekugona, akawanda-layer PCBs akakosha.
2-3.Iri bhajeti remubvunzo?
Zvimwe zvinhu zvekufunga kuti ndiwo madhari ekugadzira asina kuroora
uye kaviri layer PCBS inopesana yakawanda-layer PCBS. Kana iwe uchida PCB ine yakakwira kugona sezvazvinogona, mutengo unoshuva kuve wakakwirira.
Vamwe vanhu vanobvunza nezvehukama pakati penhamba yezviyero muPCB nemutengo wayo. Kazhinji, iyo yakawanda nzvimbo iyo PCB ine, iyo yakakwira mutengo. Izvi zvinodaro nekuti kugadzira uyeKugadziraIyo yakawanda-layer PCB inotora nguva yakareba uye saka inodhura zvimwe. Chati iri pazasi inoratidza iyo avhareji mutengo weiyo-layer-layer PCBS ye matatu akasiyana Vagadziri pasi pemamiriro ezvinhu anotevera:
PCB Order kuwanda: 100;
PCB size: 400mm x 200mm;
Nhamba yezvikamu: 2, 4, 6, 8, 10.
Chati inoratidza iyo avhareji mutengo wePCBS kubva kumakambani matatu akasiyana, kwete kusanganisira mari yekutumira. Mutengo wePCB inogona kuongororwa uchishandisa PCB Quotation Mawebhusaiti, iyo inokutendera kuti usarudze mairomita akasarudzika se converter mhando, size, huwandu, huwandu, uye huwandu hwezviyero. Chati iyi chete inopa general pfungwa yeavhareji PCB mitengo kubva kune vatatu Vagadziri, uye mitengo inogona kusiyana zvichienderana nehuwandu hwemari. Mari yekutumira haina kubatanidzwa. Vanoverengera vanowanzoshanda pamhepo, vakapihwa vagadziri pachavo kuti vabatsire vatengi vanoongorora mutengo wezvematungamiri wavo akadai seyekutungamira, huwandu, huwandu hwezviyero, zvinhu zvekushandisa, ukobvu, etc.
2-4. Ndeipi nguva inodikanwa yekutumira yePCB?
Nguva yekutumira inoreva nguva yainotora kuti igadzire uye kuendesa imwe / kaviri / multilayer pcbs. Paunoda kuburitsa huwandu hwakawanda hwePCBS,Nguva yekutumirainoda kuitirwa account. Iyo nguva yekutumira yeimwe / mbiri / multilayer pcbs inosiyana uye zvinoenderana nehukuru hwePCB nzvimbo. Ehe, kana iwe uchida kushandisa mari yakawanda, nguva yekutumira inogona kupfupiswa.
2-5. Ndeipi density uye signal layer inoita PCB inoda?
Nhamba yezviyero muPCB zvinoenderana nePIN Harensity uye chiratidzo chezviratidzo. Semuenzaniso, density yemiSensity ye1.0 inoda 2 chiratidzo chezviratidzo, uye sezvo iyo density inoderera, huwandu hwezviyero zvinodiwa zvichawedzera. Kana iyo PIN dentity iri 0.2 kana zvishoma, kanokwana gumi zvikamu zvePCB zvinodiwa.
3.Panodags yeiyo PCB Layers - Imwe-Layer / kaviri-layer / yakawanda-layer.
3-1. Single-layer PCB
Kuvakwa kweimwe-layer PCB iri nyore, inosanganisira imwe chete yeiyo yakamanikidzwa uye yakavezwa materu ezvinyorwa zvakaitwa nemagetsi. Iyo yekutanga denderedzwa yakafukidzwa nelate-copper-clank-clank-clank-mutengesi-kuramba layer inoshandiswa. Dhizaini yeimwe-layer PCB inowanzo kuratidza mitsetse mitatu yemavara kuti amirire denderedzwa remahara
Zvakanakira:
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● Ungano yezvinhu, ichirovera, kutengesa, uye kuisirwa kwakareruka, uyemaitiro ekugadziraisingasviki kusangana nematambudziko.
● Zvehupfumi uye zvakakodzera kugadzirwa kukuru.
● Chisarudzo chakakodzera che-low-density magadzirirwo.
Zvishandiso:
● Basic Conculators Shandisa imwe-layer PCBs.
● Ladios, yakadai seyakaderera-yakadzika redhiyo alarm clocks mune General Zvitoro zveZvitengerera, kazhinji shandisa imwe-layer pcs.
● Machine kofi inowanzo shandisa imwe-layer PCBs.
● Mamwe midziyo yemumba anoshandisa single-layer pcs.
3-2. Kaviri-layer PCB
Kaviri-layer PCB ine maviri matanda emhangura pure nendima inowedzera pakati nepakati.Zvikamuinoiswa pamativi ese ebhodhi, ndosaka ichinzi zvakare yakanyorwa kaviri PCB. Ivo vanogadzirwa nekubatanidza maviri matanda emhangura pamwe chete nezvinhu zveDilelectric pakati, uye rumwe rutivi rwemhangura runogona kuendesa masaini akasiyana magetsi. Ivo vakakodzera kuti zvikumbiro zvinoda kukwidza kumusoro uye compact kurongedza.
Zvikwangwani zvemagetsi zvakakundwa pakati pezvikamu zviviri zvemhangura, uye zvinhu zvekudya pakati pavo zvinobatsira kudzivirira zviratidzo izvi kubva mukupindirana. Iyo yakapetwa kaviri PCB ndiyo yakajairika uye yehupfumi wedunhu rekugadzira.
Kaviri-layer PCBS yakafanana neyakaenzana-layer PCBs, asi ine yakanyorwa yakanyorwa pasi hafu. Kana uchishandisa kaviri-layer PCBs, iyo dielectric layer yakakora pane iyo yeiyo yeimwe-layer PCBS. Pamusoro pezvo, pane kurira kwemhangura pane ese ari maviri kumusoro uye pasi mativi ezvinyorwa zve dielectric. Uyezve, kumusoro uye pasi pebhodhi rakamanikana rakafukidzwa nemutengesi vanoramba danda.
Dhijaho remucheka-rakapetwa PCB rinowanzoita kunge matatu-layer sandwich, nebhuruu mabvumirano pamusoro peiyo mhangura, uye mitsetse yakasvibira yakasvibira pamusoro uye pasi ichimiririra mutengesi anodzivisa denderedzwa.
Zvakanakira:
● Kugadzirwa kunochinja kunoita kuti zviite zvakakodzera mhando dzakasiyana siyana.
● Yakagadzirirwa-mutengo chimiro chinoita kuti ive nyore kugadzirwa kwakawanda.
● Kugadzirwa kuri nyore.
● Saizi diki yakakodzera midziyo yakasiyana-siyana.
Zvishandiso:
Kaviri-layer PCBs yakakodzera kune yakasiyana siyana yezvinhu zvakapusa uye zvakaoma zvemagetsi zvigadzirwa. Mienzaniso yemidziyo yakadzika-yakagadzirwa inoratidza kaviri-layer PCBS inosanganisira:
● Hvac Units, kupisa kunopisa uye kutonhora kubva kumhemberero dzakasiyana siyana zvese zvinosanganisira mapuranga maviri akadhindwa.
● amplulifiers, kaviri-layer PCBs akashongedzwa neAmplifier zvikamu zvinoshandiswa nevazhinji vaimbi.
● Kudhindisa, akasiyana emakomputa peripherals akavimba neyakaora kaviri-layer pcbs.
3-3. Ina-layer PCB
A 4-layer PCB iri yakadhindwa wedunhu bhodhi ine ina yekuita zviyero: Pamusoro, maviri emukati matema, uye pasi. Vese vari vaviri vemukati miviri ndiyo musimboti, kazhinji inoshandiswa semagetsi kana ndege yepasi, nepo kunze kumusoro uye pasi matanho anoshandiswa kuisa zvikamu uye kuendesa masaini.
Iwo magedhi ekunze anowanzofukidzwa nemutengesi anodzivisa dens neakaratidzwa mapads ekupa manhamba ekubatanidza midziyo yekubatanidza pasi uye kuburikidza ne-gomba zvikamu. Kuburikidza-maburi anowanzo shandiswa kupa hukama pakati pezvikamu zvina, izvo zvakaiswa pamwechete kuti zviite bhodhi.
Heano kuparadzwa kweaya matema:
- Layer 1: pazasi rara, kazhinji yakagadzirwa nemhangura. Inoshanda senheyo yedunhu rose redunhu, ichipa rutsigiro kune mamwe matare.
- Layer 2: Simba Resimba. Iyo inonzi nzira iyi nekuti inopa simba rakachena uye rakagadzikana kune zvese zvikamu padhiramu redunhu.
- Layer 3: Ground ndege layer, kushandira sosi sosi yezvinhu zvese zviri padunhu board.
- Layer 4: Pamusoro pekutenderera inoshandiswa kuendesa masaini uye kupa huwandu hwekubatanidza kune zvikamu.
Muchina 4-layer PCB Dhizaini, 4 tarisiro dzemhangura dzakaparadzaniswa nematanho matatu ezvemukati eDilectric uye akaiswa chisimbiso kumusoro uye pasi nemutengesi ramba. Kazhinji, iyo dhizaini yemitemo ye4-layer PCBs inoratidzwa uchishandisa miti 9 uye 3 mavara - Brown yeiyo Copper, Grey yeiyo Core uye PrePreg, uye Green Yemutengesi Ramba.
Zvakanakira:
● Kugara-mina - mana-layer PCBs arikuwedzera kusimba pane imwe chete-denderedzwa uye mapuranga maviri-emahara.
● Kukura kwehukuru - danho diki re mana-layer PCBS dzinogona kukwana huwandu hwakawanda hwemidziyo.
● Kubhururuka - mana-layer PCBs kunogona kushanda mumhando dzakawanda dzemidziyo yemagetsi, kusanganisira nyore uye dzakaoma.
● Kuchengetedza - nekukasira mushe simba uye nzvimbo dzinovhurwa, mana-layer PCBS dzinogona kuvhara kurwisa kweElectremnet.
● Lightweight - midziyo yakagadzirirwa neina-layer PCBS inoda zvishoma zvemukati zvemukati, saka ivo vanowanzo rondedzera kurema.
Zvishandiso:
● Satellite Systems - Multi-Layer PCBs akashongedzerwa muOrbitites Satellite.
● Achechero machira - Smartphones uye mahwendefa anowanzoiswa neina-layer PCBs.
● Space Kuongorora Midziyo - Multi-Layer Yakadhindwa Circed Mabhodhi Anopa simba kune Space Kuongorora Midziyo.
3-4. 6 matanho PCB
A 6-layer PCB ndeyekuita 4-layer bhodhi paine maviri ekuwedzera chiratidzo zvikamu zvakawedzerwa pakati pehurongwa. A standard 6-layer PCB stackup inosanganisira 4 Routing liders (maviri ekunze uye maviri emukati) uye maviri emukati ndege (imwe yevhu uye imwe yesimba).
Kupa 2 emukati matema emazwi ezvipfuyo uye 2 ekunze matanda ezvinyorwa-kumhanya masaini zvakanyanya kukwidza EMI (Electromagnetic Kupindira). EMI isimba remasaini mukati menguva yemagetsi zvishandiso zvinovhiringidzwa nemwenje kana kuyamwisa.
Kune akasiyana gadziriro yeiyo stackup ye6-layer PCB, asi huwandu hwesimba, chiratidzo, uye nzvimbo dzinovhurwa dzinoshandiswa zvinoenderana nezvinodiwa zvekushandisa.
Chiyero 6-layerPCB stackupInosanganisira yepamusoro Layer - Prepreg - Yemukati Ground Layer - Core - Yemukati - Prepreg - Yemukati - Yemukati - Yemukati - PrePreg - Prepreg - Pfuti
Kunyangwe ichi chiri chakajairwa kugadzirisa, chinogona kunge chisina kukodzera kune ese maPPB zvigadzirwa, uye zvingave zvakafanira kudzoreredza matura kana ane zvimwe zvinhu zvakananga. Nekudaro, kushandisa kwasviba uye kuderedza crosstalk inofanira kutariswa kana uchiisa ivo.
Zvakanakira:
● Simba - nhanhatu-layer PCBs dzakakura kupfuura dzadzo dzakafanotarisa uye saka dzimba dzakasimba.
● Compactness - Mabhodhi ane zvikamu zvitanhatu zveiyi ukobvu ane hukuru hwekugona kwehunyanzvi uye anogona kudya zvishoma upamhi.
● Yakakwirira simba - matanhatu-denderedzwa kana anopfuura PCBS anopa simba rakakwana midziyo yemagetsi uye zvakanyanya kuderedza mukana wekreshstical.
Zvishandiso:
● Makomputa - 6-layer PCBs yakabatsira kutyaira kukurumidza kukura kwemakomputa emunhu, kuvaita kuti vaze compact, kureruka, uye nekukurumidza.
● Kuchengetedza data - iyo yakakwira huwandu hwechitanhatu-layer pcs yakaita kuti data yekuchengetedza data inowedzera yakawanda pamusoro pemakore gumi apfuura.
● MAHARA alarm Systems - Uchishandisa mapuranga matanhatu kana anopfuura, masisitimu ekuremekedza anowedzera panguva yekuona njodzi chaiyo.
Sezvo huwandu hwezviyero mubhodhi redunhu rakadhindwa rinowedzera kupfuura rechina uye rechitanhatu layer, zvakanyanya kuitisa marara emhangura uye dielectric zvinhu zvinowedzerwa kune stackup.
Semuenzaniso, sere-sere-layer PCB ine mana ndege uye mana chiratidzo chemhosva nzvimbo - zvisere mune yakazara - yakabatana nemitsara nomwe dze diholectric zvinhu. Iyo misere-inovhara stackup yakaiswa chisimbiso ne dielectric vaitengesa mask masiki pamhepo uye pasi. Chaizvoizvo, vasere-layer PCB stackup yakafanana neyekutakura-chikamu, asi nekapasi yakawedzerwa yemhangura uye pregreg column.
Shenzhen Anke PCB Co, LTD
2023-6-16
Tumira nguva: Jun-26-2023
