Zvimwe Zvikamu zveMagetsi PCBA: Kusarudzwa, Kubvumidzwa uye Kusimbiswa kweKugadzirwa
Zvimwe zvikamu zvemagetsi zvinogona kudzivirira PCB assembly kubva pakugoverwa, zviziviso zveEOL, kusagadzikana kwemitengo uye kuvimba nechinhu chimwe chete. Zvinogonawo kukonzera kutadza kushanda kwemagetsi, zvikanganiso zve assembly kana matambudziko ekutevedzera mitemo kana chimwe chinhu chagadziriswa chete nekuti kukosha, zita repakeji kana nhamba yepini zvinoita zvakafanana.
Highleap Electronics inotsigira mapurojekiti ezvipenyu zvinodzorwa zvePCBAs itsva nedziripo. Basa iri rinogona kusanganisira kurongeka kweBOM, kuwana zvikamu , kuenzanisa tekinoroji, PCB nekuongorora stencil, kuunganidza chinyorwa chekutanga, kuongorora, kuronga mapurogiramu uye kuyedzwa kwakatsanangurwa nevatengi. Imwe neimwe nzira inokurudzirwa inoramba iri pasi pekutenderwa kweinjiniya yevatengi.
Kumbira Highleap kuti iongorore dzimwe sarudzo dzezvikamu zvakasiyana
Tumira BOM, huwandu hwegore negore, maMPN ekutanga, mhando dzakatenderwa, mutengo wakatarwa uye zvinodiwa pakuyedza. Highleap inogona kugadzirira mamiriro ekutsvaga uye ekugadzira epakutanga-ne-mamwe.
Tsanangura Zvinoreva "Chikamu Chemagetsi Chimwe" paPurojekiti
Izwi rekuti "alternate" rinowanzoshandiswa mumamiriro akasiyana-siyana. Mapurojekiti akachengeteka anoronga shanduko inokurudzirwa asati aenzanisa mutengo kana kuwanikwa.
| Kirasi imwe | muenzaniso | Kudzika kwemvumo yakajairika |
|---|---|---|
| Imwe nzira inobva pachinhu chimwe | Nhamba imwe chete yechikamu chemugadziri kubva kune mumwe mutengesi ane mvumo | Mvumo, kutevedza, kuongorora kodhi yeroti uye zuva |
| Yakaenzana neyakatenderwa nemugadziri | Mugadziri wechipiri atove akanyorwa muAVL | Simbisa BOM yakaburitswa uye mamiriro ekutenga |
| Chinotsiva chimiro chekushanda | MPN dzakasiyana dzakagadzirirwa kuita basa rimwe chete | Kuenzanisa kwehunyanzvi uye kusimbiswa kwechinyorwa chekutanga |
| Mudziyo unoenderana une misiyano inodzorwa | Basa rakafanana asi miganhu yakasiyana, defaults kana ruzivo rwepakeji | Ongororo yeinjiniya, shanduko dzinogona kuitika dzefirmware kana PCB |
| Mugadziri wekugadzira patsva | Kutsiva kunochinja magadzirirwo, chimiro kana tsoka | Kuburitswa kwakazara kwedhizaini uye hurongwa hwekufanirwa kwechigadzirwa |
Kuchinja kwemugovanisi hakuna kufanana nekuchinja kwechikamu. Saizvozvowo, IC inoenderana netsoka haifanirwe kuchinjaniswa nemagetsi. BOM nerunyorwa rwevatengesi vanotenderwa vanofanira kutaura kana kutenga kunogona kuchinja vagovanisi, vagadziri kana maMPN pasina mvumo. Mashoko akadai sekuti "zvakaenzana zvinobvumidzwa" akawandisa zvakanyanya pakugadzirwa kunodzorwa.
Enzanisa maParameters Anonyatsodzora Maitiro Echigadzirwa
Minda yekuenzanisa inoenderana nekirasi yezvikamu. Kune ma resistors, simbisa kuramba, kushivirira, chiyero chesimba, voltage yekushanda, kugona kwepulse, coefficient yekupisa, tekinoroji, mode yekukundikana uye saizi yepakeji. Kune ma capacitor eceramic, sanganisira kushivirira kwe capacitance, voltage yakayerwa, dielectric, kurasikirwa kweDC-bias, tembiricha, maitiro ekukwegura, ESR, ESL uye zvinodiwa zvekugumisa. Capacitance imwecheteyo muhukuru hwekesi imwe chete inogona kupa capacitance inoshanda zvakasiyana kwazvo mudunhu.
Kune ma inductors nema ferrites, tarisa mamiriro e inductance kana impedance test, saturation current, tembiricha iri kukwira, DCR, self-resonant frequency uye magnetic shielding. Kune ma connectors nema switches, enzanisa mating system, current rating, contact plating, retention force, insertion cycles, height, keepout uye mechanical tolerances.
Semiconductors inoda ongororo yakarongeka:
- zviyero zvepamusoro zvakakwana uye miganhu yekushanda inokurudzirwa;
- pinout, zvinodiwa zvepin-isina kushandiswa uye kutevedzana kwesimba;
- defaults dzekutanga, nguva, analog accuracy uye dziviriro yekudzivirira;
- saizi yepakeji, padhi rakavhurika, kuramba kupisa uye kunzwa kwehunyoro;
- marejista efirmware, kuronga ndangariro, maitiro eboot uye maficha ekuchengetedza;
- giredhi rezvidzidzo, mutemo wekuzivisa shanduko uye hupenyu hunotarisirwa.
Highleap inoita kuti tsananguro dzeBOM dzisanyatsojeka dzisati dzashandiswa. Mutsetse wakaita sekuti “10 µF 0805” hauna kukwana nekuti hausi mugadziri wezvinhu, voltage, dielectric, tolerance uye muganho wekutsiva wakabvumidzwa.
Nyora zvinhu zvisingazivikanwi pachinzvimbo chekumanikidza mhedziso yakaenzana
Kana pepa redata rikasaburitsa parameter inodiwa, riise chiratidzo chekuti chinhu chakavhurika. Usafungidzira kugona kwe surge, internal pull states, terminal material kana qualification grade kubva munhevedzano yakafanana. Resolution inogona kuda chirevo chemugadziri, kuyerwa kwemuenzaniso kana sarudzo yekuramba munhu wacho. Matrix yekuenzanisa inokosha nekuti inoita kuti humbowo husipo huonekwe neinjiniya nekutenga chikamu chisati chaodha.
Tarisa Kuenderana kwePCB Footprint, Stencil uye Assembly
Kuenzana kwemagetsi eDatasheet hakuratidzi kuti anogona kugadzirwa. Mifananidzo yemapakeji inofanira kuenzaniswa pahupamhi hweterminal, pitch, saizi yemuviri, stand-off, exposed-pad geometry, coplanarity uye orientation marking. QFN kana LGA yakafanana inogona kuda ma stencil apertures akasiyana kana maitiro ekuongorora. Chinobatanidza chinogona kukodzera ma pads asi chinokanganisa enclosure kana mating cable.
Kuongorora kwechikamu kunofanira kusanganisira:
- kuenderana kwemamiriro epasi uye geometry yekubatana kwezvishandiso;
- zvinodiwa pakuvhura stencil uye pakunamira-huwandu hwemapepa;
- MSL, mamiriro ekubika uye miganhu yekudzoka kwemvura;
- kurongedza zvikamu, kudyisa uye kuratidzwa kwe polarity;
- Kuonekwa kweAOI uye kudiwa kweX-ray kwemajoini akavanda;
- kukanganisa kwemuchina unosungirirwa nemaoko, unotsimbirirwa nepress kana kuti unosarudzwa nekusarudza;
- kukodzera kwemuchina, kuchengetedza uye kurodha basa.
Highleap inogona kuenzanisa mamwe mafaira ePCB akaburitswa uye maitiro ekubatanidza. Kana kuchinjwa marongerwo kana stencil kuchidikanwa, gadziridzo yacho inofanira kupasa dhizaini yekuongorora kubatanidza isati yagadzirwa. Nzira dzekuongorora dzakadai seAOI dzinosimbisa kuiswa uye mamiriro ekusonesa anoonekwa, asi hadzitsivi kusimbiswa kwemagetsi kana kushanda.
Ongorora Firmware, Test, uye Compliance Impact paSystem Level
Zvimwe zvakawanda zvinokundikana kunze kwekuenzanisa kwedatasheet yezvikamu. MCU inotsiva inogona kushandisa package imwe chete asi inoda kugadziriswa kwewachi, magadzirirwo eboot kana kutanga kweperipheral. Chishandiso chekurangarira chinogona kufanana nehuremu hwemapeji uku chichichinja saizi yepeji, nguva kana maitiro ekudzima. Sensor inogona kuchengetedza interface yedhijitari asi ichishandisa scaling yakasiyana, filtering kana calibration.
Ongororo iyi inofanira kuona chinhu chega chega chakanganiswa nekuchinja uku: schematic, layout, BOM, firmware source, programming image, calibration data, production test, service procedure, labeling uye regulatory evidence. Kune zvikamu zvesimba, ongorora kushanda zvakanaka, transient response, protection behavior uye thermal margin pa input uye load yezvigadzirwa. Kune zvishandiso zve analog, enzanisa offset, drift, noise, bandwidth uye input/output range pasi pemamiriro chaiwo ekushanda.
Mutoro wekutevedzera mitemo unoramba uri wemuridzi wechigadzirwa. Shanduko dzinogona kukanganisa EMC, kuchengetedzeka, magwaro emotokari, mafaira emidziyo yekurapa, kuzivisa zvakatipoteredza kana kufanirwa kwemutengi. Chirongwa chekusimbisa chinofanira kutaura kuti ndeapi maedzo ari kuongororwa kweinjiniya uye ndeapi ari epamutemo ekubvumidzwazve. Highleap inogona kuita mapurogiramu akabvumiranwa uye nzira dzekuyedza dzePCBA , asi miganhu yekugamuchirwa uye zvinodiwa zvechitupa chechikamu chechigadzirwa zvinofanirwa kutsanangurwa nemutengi.
Gadzira Matrix Yekubvumidza Zvikamu Zvimwe uye Maitiro Ekudzora Kuchinja
Matrix yekubvumidza inodzivirira kuwanikwa kwemari nekukurumidza kuti isave chinhu chinotsiva chisingadzoreki. Mutsetse wega wega weBOM unofanirwa kunge uine mamiriro akatsanangurwa:
- Released: imwe nzira inotenderwa muBOM kana AVL iripo uye inogona kutengwa pasi pemamiriro akataurwa.
- Conditional: imwe nzira inogona kushandiswa mushure meongororo yakatarwa, mvumo yemuenzaniso kana mhedzisiro yechinyorwa chekutanga.
- zvinorambidzwa: hapana chinotsiva pasina mvumo yakanyorwa yemuridzi wedhizaini.
- Shanduko inobva chete: MPN imwe cheteyo inogona kutengwa kuburikidza nemumwe mutengesi ane mvumo akatenderwa.
Matrix inofanirawo kunyora pasuru yakatenderwa, giredhi rekufanirwa, mutemo wekodhi yezuva, magwaro ekutevedzera mitemo, nhamba yechikamu chemutengi uye kugadziriswa kwechigadzirwa kunoshanda. Imwe nzira inogona kushanda kune imwe nzira yekudzokorora asi kwete imwe.
Kudzora shanduko kunofanira kutsanangura kuti ndiani anopa mazano, anoongorora uye anobvumidza chimwe chinhu. Kutenga hakufanirwe kubvumidza kuenzana kwemagetsi; mainjiniya haafanire kubvumidza mutoro wekutengeserana kana kusangana neNCNR; kugadzira kunofanirwa kusimbisa kuenderana kwemaitiro; mhando inofanira kusimbisa kuteverwa uye kuongororwa. Humbowo hwakaburitswa hunofanirwa kusanganisira rekodhi yekuenzanisa, mvumo, BOM/AVL yakagadziridzwa, mafaira ekugadzira akakanganiswa, mhedzisiro yemuenzaniso uye zvigadzirwa zvinobudirira.
Simbisa Zvimwe Zvikamu Kuburikidza neSamples, Pilot Assembly uye Test
Kudzika kwekusimbisa kunofanira kutevedzera mhedzisiro yekukundikana uye hukuru hwekuchinja. Imwe nzira isinganyanyi kukuvadza inogona kuda kuongororwa kwedimensional, kusimbiswa kwekusashanda uye muenzaniso unoshanda. Chishandiso chitsva cheMCU, mudziyo wekurangarira, redhiyo, power stage kana chikamu chine chekuita nekuchengetedza chinowanzoda kuongororwa kwakakura kweregression.
| Danho rekusimbisa | chinangwa | Typical output |
|---|---|---|
| Kuenzanisa kwegwaro | Ziva misiyano inozivikanwa uye mibvunzo yakavhurika | Matrix yekuenzanisa yakasainwa |
| Kuongororwa kwemuenzaniso kuri kuuya | Simbisa MPN, pasuru, zviratidzo uye kwakabva | Rekodhi yekuongorora |
| PCBA yenyaya yekutanga | Simbisa nzvimbo, kusundira, kuronga uye basa rekutanga | Zvinyorwa zveFAI, AOI/X-ray kana zvichibvira |
| Kudzoreredzwa kweinjiniya | Edza miganhu yekushanda, ma interfaces, maitiro ekupisa uye firmware | Mhedzisiro yemhedzisiro inotenderwa nevatengi |
| Nzvimbo yemutyairi wendege | Simbisa kuti maitiro acho anodzokororwa uye kuti anobuda sei | Kubuda, kuremara uye ruzivo rwekuyedza |
Highleap inogona kugadzira muchina unodzorwa uchishandisa zvinhu zvepakutanga nezvimwe zvinoshandiswa pakuenzanisa. Chirongwa chekuedza chinofanira kudzivirira zvirevo zvisina kujeka zvekupasa/kukundikana. Chinofanira kutsanangura huwandu hwezvinhu zvinopihwa, mutoro, tembiricha pazvinenge zvakakodzera, kuongororwa kwekutaurirana, vhezheni yakarongwa, miganhu iripo uye zvinodiwa zvekugamuchirwa kwechigadzirwa. Chete mushure mekubvumidzwa, imwe inofanira kusunungurwa kuti itenge vhoriyamu.
Mutyairi wendege anofanirawo kuongorora zvidzoro zvekugadzira zvingasaonekwa mukuyedza kwebhenji. Simbisa kurongedza kwefeeder, kuzivikanwa kwepolarity, kugadzikana kwekuisa, mhinduro yesolder paste, maitiro ekudzokorora, kuonekwa kwekutarisa uye nzira yekugadzirisa. Nyora lot uye kwaishandiswa kusimbisa kuitira kuti kugadzirwa kusazotsiva imwe package revision kana mugoveri wemutengesi pasina kuongorora.
Enzanisa Mutengo Wose Wekugadzira, Kwete Mutengo Wechikamu Chega
Imwe nzira yakachipa inogona kuwedzera mutengo wePCBA kuburikidza neMOQ, huwandu hwereel, validation NRE, feeder changes, stencil modification, slow placement, delay goeth kana nguva yakareba yekuedza. Chinhu chinodhura zvakanyanya chinogona kuderedza mutengo wese kana chiripo, kutsigira vagovanisi vakawanda kana kubvisa danho rekugadzira nemaoko.
Kuenzanisa kwekutengeserana kunofanira kusanganisira:
- mutengo weyuniti wakabvumidzwa pamuenzaniso uye huwandu hwekufungidzira;
- MOQ, standard pack, reel uye NCNR mamiriro;
- nguva yakatarwa, huwandu hwemanyuko akatenderwa uye tarisiro yehupenyu;
- PCB, stencil, fixture, firmware uye test changes;
- mutengo wemuenzaniso uye wekufanirwa;
- goho rekuunganidza, kugadzirisa patsva uye mhedzisiro yekuongorora;
- zvinhu zvakawandisa zviri mudura uye kuratidzwa patsva kwezvichawanikwa mune ramangwana.
Highleap inogona kuparadzanisa kuchengetedza kwemutengo wekutenga kubva pakugadzirwa kwezvinhu uye mhedzisiro yehupenyu hwese mukotesheni yePCBA . Izvi zvinobvumira mutengi kuramba kutsiva kwemutengo wakaderera kunogona kugadzira nzira yakavanzika kana mutengo wemunda.
Zvinoitwa neHighleap kumapurojekiti eAlternate-Component PCB Assembly
Purojekiti yeHighleap alternate-component inogona kusanganisira BOM yakajairwa, kusimbiswa kweMPN chaiyo, sarudzo dzemvumo, matafura emusiyano wehunyanzvi, PCB ne stencil impact review, original-versus-alternate quotation, pilot assembly uye revision-controlled production release. Chidimbu chekupedzisira chinoenderana nekuoma kwezvikamu uye zvinodiwa nevatengi kuti vasimbise.
Kutanga, ipai:
- BOM ine mareferensi ezviratidzo, huwandu uye maMPN ekutanga;
- huwandu hwegore negore uye hupenyu hwechigadzirwa hunotarisirwa;
- mabrandi anotenderwa, manyuko anorambidzwa uye mitsara isingatsiviwe;
- Gerbers kana ODB++, centroid uye mifananidzo yemusangano;
- mafaira efirmware/programming kana zvakakodzera;
- tsanangudzo yekushanda-kuyedza uye zvirambidzo zvekutevedzera mitemo;
- mutengo wakatarwa kana dambudziko rakakanganiswa nenguva yakatarwa.
Highleap ichaona kuti ndeapi mapurogiramu ari kutenga shanduko, anoda mvumo yeinjiniya yevatengi uye anoda PCB kana firmware. Kugadzira hakuzoshandisi imwe nzira yehunyanzvi isina kutenderwa nekuti iripo chete.
Kotesheni iyi inogona kurongwa muzvikamu zvitatu: ongororo yekutsvaga chete yezvimwe zvinhu zvakaburitswa, kuenzanisa kweinjiniya kune vanoda kusarudzwa vane misiyano yakadzorwa, uye basa remuenzaniso/kusimbisa shanduko dzinokanganisa PCB, firmware kana bvunzo. Izvi zvinodzivirira mutengi kubva pakubhadhara NRE yekugadzirisa patsva yekuchinja kwemutengesi ukuwo zvichidzivirirawo kuti shanduko yakaoma ye semiconductor isaitwe sebasa rekutenga chete.
Kuti vaburitse vhoriyamu, Highleap inogona kunyora sosi yakatenderwa uye MPN muBOM yekugadzira, kuona zvinotsiva zvinodzorwa nevatengi, uye kuchengetedza zvinyorwa zvekugadzira zvinoenderana nezvinodiwa zveodha zvakabvumiranwa. Chero chitupa chechikamu chechigadzirwa kana chitupa chepamutemo chinoramba chiri kunze kwechiyero chekubatanidza kunze kwekunge zvataurwa pachena.
Chinja imwe nzira yekuwana zvinhu kuita sarudzo yekugadzirwa inotenderwa
Highleap inogona kuenzanisa zvikamu zvepakutanga nezvakarongwa, kuona PCB/kusangana kwechinhu uye kutaura nezvebasa rekuongorora rinodiwa kuti riburitswe.
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Nzira yekuwana sei quote yePCBs
Ngatiite ongororo yeDFM/DFA kwauri tobva tadzoka kwauri nemushumo. Unogona kurodha mafaira ako zvakachengeteka kuburikidza newebhusaiti yedu. Tinoda ruzivo runotevera kuti tikupe mutengo:
-
- Gerber, ODB++, kana .pcb, spec.
- BOM rondedzero kana iwe uchida kusangana
- uwandu
- Kuchinja nguva
Kune masevhisi ePCBA, ndapota ipa BOM yako (Bhiri reZvinhu) uye chero mirairo yegungano. Isu tinopawo DFM/DFA ongororo yekukwidziridza zvigadziriso zvako zvekugadzira uye kusangana, kuve nechokwadi chekuita kwakatsetseka kwekugadzira.