Maitiro Ekugadzira Kukurumidza Kuchinja Mapofu Akavigwa NemaPCB

Zviri Mukati

1. Kukurumidza Kuchinja Mapofu Akavigwa Kuburikidza nePCB: Chii Chinonyatsogoneka
2. Nguva Yekukanda Matanda: Zvinogona Kudzvinyirirwa Uye Zvisingagone Kudzvinyirirwa Nekukurumidza
3. Maitiro Ekugadzira Anobvumira Kuchinja Kwekukurumidza Pasina Mari Yekukurumidza
4. Sarudzo dzeSpecial Dzinodzvinyirira Nguva Yekugadzirisa
5. Mutengo wekukurumidza vs. Kukosha kweParamende: Kuverengera kweROI
6. Kana Kukurumidza Kuchinja Bofu Kunovigwa NePCB Kwakakosha Uye Hakusi Kukosha Kwazvo
7. Highleap Kukurumidza Kuchinja Mano uye Maitiro

Kubudirira nekukurumidza kugadzirisa zvinhu zvakavharirwa pasina kutarisisa kuburikidza nekugadzirwa kwePCB kunoda kunzwisisa chaizvo matanho ekuita ane nguva chaiyo yekudzika kubva pane anogona kumanikidzwa kuburikidza nekuronga zvinhu zvakakosha, uye wobva waita sarudzo dzekugadzira nedzekutsanangura dzinobvisa kunonoka kwese kunomanikidzwa. Nguva shoma dzakasimbiswa dzekutungamira: Type I HDI mazuva manomwe ebhizinesi, Type II mazuva gumi ebhizinesi, Type III mazuva gumi nemana ebhizinesi — nekushandira nekukurumidza uye zvinhu zvakachengetwa. Mapuranga aya anogadziriswa nemakemikari ekurapa elamination, kwete kuronga kwefekitori. Pasi penhamba idzi, mabhodhi haana kugadzirwa nemazvo kana kuti haana kurongwa sezvakatsanangurwa. Mukati mezvirambidzo izvi, sarudzo dzekugadzira dzakangwara dzinogona kuderedza nguva yekutungamira nemazuva matanhatu kusvika gumi kana tichienzanisa nedhizaini yakatarwa zvakanyanya — kazhinji kubvisa kudiwa kwemari yekumhanyisa zvachose. Ona sarudzo dzekugadzira dzePCB dzinokurumidza

Tora Mutengo weKuchinja Kwemutengo Nekukurumidza Uine Guarantee Yekutumira

1) Kukurumidza Kuchinja Mapofu Akavigwa NePCB: Chii Chinonyatsogoneka

1.1 Nguva Dzekutungamira Dzakasimbiswa Nekugadziriswa

1.2 Zviratidzo zveIndasitiri uye Mireza Dzekutsvuka

Kana mutengesi akati nguva dzePCB dzakavigwa zvisina kujeka dziri pasi peizvi, bvunza zvakananga kuti: dhizaini iyi inoda nhamba ipi ye lamination cycle? Mhinduro inoshanda inoratidza kuti vanonzwisisa rudzi rweHDI yako. Mhinduro isina kujeka yakaita sekuti "tine michina inokurumidza" inofanira kukonzera mibvunzo yakawanda.

Zvikonzero zvepamutemo zvinoita kuti mutengesi akurumidze kupfuura avhareji:

• Kushanda maawa makumi maviri nemana pazuva, mazuva manomwe pasvondo (fekitori yekuchinja katatu) — inowedzera 50–80% throughput vs. single-shift, inogona kudzvanya nguva yekutungamira nemazuva 1–3 eType I
• Akazvitsaurira zvikabva mitsara ine mapurogiramu ekudhinda akagadzirirwa zvachose e stackups dzakajairika - inoderedza nguva yekugadzirisa, kwete nguva yekurapa
• Mapaneru akatogadzirwa kare ane HDI stackups akagadziriswa zvishoma — haawanzo kuwanikwa asi aripo mumafekitori ane hunyanzvi hwakawanda.

Hapana chimwe cheizvi chinobvisa nguva yekurapwa kwelamination. Zvinoderedza nguva yekuisa mutsetse uye nguva yekuisa. Nguva yekurapwa inoramba iripo.

1.3 Kuswedera Pedyo Nenzvimbo uye Nguva Yekutumira

Nguva yekutumira kubva kufekitori kusvika kwainoenda haisi chikamu chenguva yekugadzira asi chikamu chenguva yese yekutumira. Kune mapurogiramu ekukurumidzira:

• DHL/FedEx kubva kuShenzhen kuenda kuUS: mazuva maviri kusvika matatu ebhizinesi
• DHL/FedEx kubva kuShenzhen kuenda kuEurope: mazuva matatu kusvika mana ebhizinesi
• Kutakura zvinhu nendege kana kuti nekutumira zvinhu nekukurumidza: Kutakura zvinhu nendege kwakachipa kana zvikawanda asi kunoda nguva yekubvisirwa zvinhu nemitero (mazuva 1–3)

Kune hwindo rekugadzira kwemazuva manomwe nekutumira kuUS: nguva yese kubva pakutumira mafaira kusvika kumabhodhi ari mumaoko = mazuva manomwe ekugadzira + mazuva matatu ekutumira = mazuva gumi ekarenda. Ronga zvinoenderana.

2) Nzvimbo Yekukanda Matanda: Zvinogona Kudzvinyirirwa Nezvisingagone Kudzvinyirirwa Nekukurumidza

2.1 Matanho Ekuita Asingadzvanyiriri

Matanho aya haagone kupfupikiswa pasinei nekukurumidzira kukuru kana muripo:

Kurapa kwe lamination (maminetsi 90-180 pa 170-190°C)
Kugadzirisa kwe epoxy resin mu prepreg kunoda tembiricha inogara kwenguva refu kuti inyatsogadzirwa. Nguva shoma yekuchenesa inogadzira mapuranga ane simba remabvi, Tg isina kukwana, uye njodzi yekudzikira kweganda panguva yekupisa. Iyi inguva yekuchinja kwemakemikari, kwete nyaya yekuronga nguva.

Kutonhodza (maawa 3–5 padanho rega rega)
Mushure mekuvhurwa kwesimbi, panel inofanira kutonhora zvine mwero wakarongeka kudzivirira kupwanyika kwemafuta kubva pakusiyana kwekupisa pakati pemarasha emhangura nelaminate. FR-4 CTE: 14–18 ppm/°C (mu-plane), 50–70 ppm/°C (z-axis). Copper CTE: 17 ppm/°C. Kutonhora nekukurumidza kubva pa180°C kunounza CTE-mismatch stress dzinokonzera kupwanyika kwemafuta nekukurumidza uye kupatsanurwa kwenguva refu. Kutonhodza hakugone kukurumidziswa.

Nguva yekugeza nemagetsi (maawa 6-12 padanho rega rega rekuzadza mhangura)
Kuisa electroplating inzira inotarisirwa kuti ishandiswe nemagetsi. Kuwanda kwemhangura kunoganhurirwa nemutemo waFaraday uye zvirambidzo zvekutakura zvinhu zvakawanda. Kuisa electroplating yakawanda kunokonzera electroplating isina kufanana, electroplating yakaderera, uye kupisa panzvimbo dzakavhurika. IPC-6012 Class 2 inoda mhangura ye20µm inokwana mabhareni — zvinokwanisika kusangana nezvinodiwa izvi pahuwandu hwemagetsi hwakawedzerwa asi zvinoda kudzorwa kwakasimba kwemakemikari ekugezesa.

2.2 Zvinhu Zvinogona Kudzvinyirirwa Nguva (Panobatsira Kukoshesa Zvinhu)

Nguva yose inomanikidzwa: maawa 25-45 ebasa reType I HDI. Iyi ndiyo nzira yekukurumidzira kuderedza basa kwemazuva 3-4 kubva panguva yakatarwa — kwete nekubvisa matanho ekuita asi nekufambisa basa kuburikidza nematanho anomanikidzwa nekukurumidza nekuwana mukana wekutsvaga mutsetse.

2.3 Nei Pasina Fekitori Inogona Kugadzira Type II HDI mumazuva mashanu

Mhando yechipiri yeHDI (matanho matatu ekudzikisa simbi) nguva shoma yekuverenga:

• Kugadzirwa kwemukati mejira (kudzvanywa kushoma): maawa masere
• Danho 1 (pakati): Kurapa kwemaawa 8-12 + maawa 3-5 ekudzikamisa muviri = maawa 11-17
• Kuvigwa kuburikidza nekugadzirwa (kana Type III) kana kutanga kupofumara kuburikidza ne laser + plate: maawa 12–18
• Danho rechipiri (kuunganidza kwekutanga): maawa 11–17
• Chibooreso chechipiri chelaser + ndiro: maawa 10–15
• Danho rechitatu (kuunganidza kwechipiri): maawa 11–17
• Kugadziriswa kwekunze + bvunzo: maawa 18–24
• Huwandu hushoma: maawa 71–108 = mazuva 9–14 ekushanda maawa masere pashifiti

Pakugadzirwa kwemaawa makumi maviri nemana (mashifiti matatu): maawa makumi manomwe nerimwe kusvika zana nemakumi masere nemana = mazuva matatu kusvika mashanu ekarenda. Ndokusaka kushanda kwefekitori kwemaawa makumi maviri nemana kuchisiyanisa chaiko kwekukurumidza kutendeuka kweType II/III HDI — inoshandura nguva yekushanda kwezuva rimwe kuita nguva yekushanda kwezuva rimwe chete.

3) Mazano Ekugadzira Anobvumira Kuchinja Kwekukurumidza Pasina Mari Yekukurumidza

3.1 Nzira 1: Simbisa Mhando yeHDI Usati Wazvipira

Nzira ine simba zvikuru yekukurumidza kushandura zvinhu ndeyekusaita Type III kana Type I yakakwana. Nguva yekubatsira inochengetedzwa nekuderedza mhando:

• Rudzi rwechitatu (mazuva 18–22 akajairwa) → Rudzi rwechipiri (mazuva 14–16): mazuva 4–6 akachengetwa
• Rudzi rwechipiri (mazuva 14–16) → Rudzi rwekutanga (mazuva 10–12): mazuva mana akachengetwa
• Rudzi rwechitatu → Rudzi rwekutanga: Mazuva 8–12 akachengetwa pasina mari yekuwedzera

Mubvunzo wekupindura wechikamu chimwe nechimwe cheBGA: chii chinonzi blind via depth inodiwa kuti munhu awane fanout? Kana L1→L2 blind vias (Type I territory) dzakakwana kuti munhu awane fanout, taura Type I. Kana L1→L2 naL2→L3 zvichidikanwa (Type II), taura Type II. Taura Type III chete kana kubatana kwemukati memukati mezvikamu zvisiri pedyo (semuenzaniso, L4→L6 kana L5→L7) kuchidikanwa.

3.2 Nzira 2: Kusagadzikana kuburikidza nekuvaka

Kushandura ma microvia akaunganidzwa kuita akaunganidzwa kunobviswa kuburikidza nekuzadza uye kurongwa kubva mukuita kwese. Mhedzisiro padanho rega rega re lamination:

• Jekiseni rekuzadza resin: maawa 2-3 papaneru imwe neimwe → yabviswa
• Kuronga (kwemakanika kana kemikari): maawa 3–5 papaneru imwe neimwe → kubviswa
• Kuongorora kwekuongorora kwehurongwa: maawa 1–2 → kubviswa

Nguva yese yakachengetedzwa padanho rega rega re lamination rinoda kuzadzwa: maawa 6–10. Kune bhodhi reType II rine ma blind-via buildup cycles maviri, kushandura ese ari maviri kuita staggered kuponesa maawa 12–20 = mazuva 1–2 ebhizinesi.

Kuchinjana kwenzira dzekufambisa: ma-vias akapatsanurwa anoda kuti microvia yega yega igare padivi rekubata riri pakati pe0.25mm kubva pane rinotevera. Izvi zvinoshandisa nzvimbo yekufambisa ye5–8% munzvimbo yeBGA fanout. Pamabhodhi asina huwandu hwakakwana, kuchinjana uku kwakakodzera kutorwa kune yega dhizaini inoenderana nehurongwa.

3.3 Nzira 3: Kugadzirisa Dimension yeBhodhi Kuti Panel Ishande Nesimba

Kushandiswa kwepaneru kunokanganisa zvakananga nguva yekugadzirisa. Paneru ine mabhodhi gumi nematanhatu inotora nguva yakafanana yekudzvanya, nguva ye laser, uye nguva yekuyedza sepaneru ine mabhodhi makumi maviri nemana. Kana saizi yebhodhi rako ichibvumira mabhodhi makumi maviri nemana panzvimbo pegumi nematanhatu, nguva yekugadzirisa pabhodhi rimwe nerimwe inoderera ne33% - uye fekitori inogona kushandisa nhamba yakafanana yemapaneru kuti ipe huwandu hwako mumazuva mashoma ekugadzira.

Muenzaniso wakashanda: Bhodhi pa 82×110mm = 16 boards/paneru (600×500mm paneru inogona kushandiswa). Bhodhi rakagadziriswa saizi kusvika 79×107mm = 20 boards/paneru — kuvandudzika kwe25%. Pakurongeka kwe100-board: mapaneru mashanu anodiwa zvichienzaniswa ne6.25 paneru. Kushandiswa kwepaneru kushoma kamwe chete kunochengetedza 0.5–1 zuva rekugadzira kana paine hurongwa hwakaoma.

Bvunzai fekitari yenyu kuti zviyero zvebhodhi zvakanakisisa zvakadii zvehukuru hwebhodhi ravo usati wapedzisa kuronga bhodhi, kunyanya kana purogiramu yacho iri dambudziko.

3.4 Nzira 4: Kubvisa Zvinodiwa pakushandisa Via-in-Pad

Via-in-pad inoda copper fill uye cap plating, zvichiwedzera:

• Jekiseni rekuzadza: maawa maviri kusvika matatu papaneru imwe neimwe
• Kuisa chivharo uye kuongorora: maawa 3-5 papaneru imwe neimwe

Kune zvikamu zveBGA uko nzira yekufambisa mapfupa embwa (kuburikidza ne offset 0.20–0.30mm kunze kwemucheto wepad) inogoneka, kubvisa via-in-pad kunochengetedza maawa 5–8 uye mutengo we $0.30–$0.70/via. Nzira yekufambisa mapfupa embwa inogoneka pa 0.5mm BGA pitch ne standard trace and space rules. Pa 0.4mm pitch, inova yakaganhurirwa. Pa 0.35mm pitch, via-in-pad inowanzo dzivirirwa.

Ongorora BGA yega yega pabhodhi rako. Dhizaini ine zvikamu zvina zveBGA pa 0.5mm pitch uye imwe pa 0.4mm pitch inofanira kushandisa dog-bone kune zvikamu zve 0.5mm uye kugamuchira via-in-pad chete kune chikamu che 0.4mm - haifanirwe kushandiswa via-in-pad pabhodhi rese.

3.5 Nzira 5: Kupinda nepaburi remaburi pazviratidzo zvisina kukosha

Hazvisi zvese zvinofanirwa kunge zviri blind via. Zviratidzo zvinobatanidza L1 kuL4 kusvika kuL6 pabhodhi reHDI rine layer 10 zvinogona kushandisa through-hole vias kana stub resonance isiri dambudziko pakushanda kwefrequency.

• Zvinoboorwa nekanika (zvinokurumidza kupfuura laser pakukura kwemadhayamita makuru)
• Haudi mamwe magadzirirwo e lamination
• Mutengo uri pasi pe3–5× pane ma blind vias

Kuchengeta ma-blind vias eBGA fanout uye escape routing inokurumidza, uye simba rekufambisa uye masaini anoshandiswa nepakati pema-through-hole vias, kunoderedza kuwanda kwe-blind via — izvo zvinoderedza zvakananga nguva yekuboorera nelaser uye zvinodiwa pakuzadza.

4) Sarudzo dzeSpecial Dzinodzvinyirira Nguva Yekugadzirisa

4.1 Sarudzo Yekupedzisa Pamusoro Kuti Ugadzirise Nekukurumidza

ENIG (Electroless Nickel Immersion Gold) ndiyo inopedzwa neHDI nekuda kwekuti ine nzvimbo yakati sandara inoenderana neBGA. Nguva yekushanda kweENIG: maawa 6–10. Imwe nzira yekupedzwa kuti ikurumidze kugadzirwa:

• OSP (Organic Solderability Preservative): Nguva yekushanda kwemaawa maviri kusvika matatu — inochengetedza maawa mana kusvika manomwe. Ona Kuenzanisa kwePCB pamusoro pekupedzisira kwekukurumidza kutendeuka Muganho: Kugara kwenguva refu kwemwedzi 6-12, hapana kuenderana kwechipiri kwekuyerera kwemvura. Yakakodzera kugadzirwa kwemwedzi mumwe chete pasina kuyerera kwechipiri.
• Kunyudza Silver: Nguva yekushanda kwemaawa matatu kusvika mana — inochengetedza maawa matatu kusvika matanhatu. Yakanakira kushandiswa kweRF; inodzivirira kusviba, inoda kuunganidzwa nekukurumidza kana kuputirwa kwehunyoro.
• HASL isina mutobvu: Maawa 2–3. Hazvina kukodzera BGA yakapfava (kusatsetseka kwepamusoro hakukwani). Inogona kushandiswa pakugadzira zvinhu zvisina BGA.

Kune ma prototypes ekukurumidza kutendeuka apo kuunganidza kuchaitika mukati memazuva ekugamuchira, OSP inogona kuderedza maawa 4-7 kubva panguva yese yekutungamira uku ichideredza mutengo ne $0.80–$2.00 pabhodhi.

4.2 Kurerukirwa kweKushivirira Kusingadzoreki

Tsanangudzo ye impedance inodzorwa: ±10% yechinangwa (semuenzaniso, 50Ω ±5Ω). Tsanangudzo yakasimba: ±5% (50Ω ±2.5Ω). Musiyano mumhedzisiro yekugadzira:

• ±10% kushivirira: fekitori inoshandisa kuponi yeTDR yekuvimbisa stackup. Kupasa/kukundikana kwakajeka. Hapana kudzokorora kana kudzokorora kudzokorora.
• Kushivirira ±5%: kunoda kudzora kwakasimba kwe stackup, kuyerwa kwekukora kwe dielectric pane lot yega yega, uye kuongororwazve kweTDR kana coupon yekutanga ikawira kunze kwehwindo. Izvi zvinowedzera zuva re0.5-1 pa lot inoda kuongororwazve.

Kuti ugadzirise nekukurumidza magadzirirwo apo ±10% impedance tolerance yakakwana pamagetsi (mazhinji ePCIe Gen3 uye pasi, akawanda magadzirirwo eRF ane 2Ω margin mubhajeti rekubatanidza), taura ±10%. Kukanganisa kwemagetsi hakuna kukosha; kukanganisa kwepurogiramu kunogona kuva nerevo.

4.3 IPC Kirasi Nguva Yokugadzirisa 2 vs. Kirasi 3

Kuongororwa kweKirasi 3 kunowedzera mazuva ebhizinesi 1-2:

• Kuongororwa kwezvikamu zvinoparadza pamienzaniso inomiririra: maawa 4–8
• Kuvharwa kwenguva refu kwekuyedzwa kwemagetsi: maawa 1-2 ekuwedzera
• Zviyero zveAOI zvakaoma zvinoda kuongororwazve nemaoko: maawa maviri kusvika mana
• Magwaro echikamu chidiki uye ongororo: maawa maviri kusvika matatu

Kune mabhodhi emuenzaniso apo chinangwa chikuru chiri chekuongorora mashandiro uye kusimbiswa kwedhizaini, kuongororwa kweKirasi 2 kwakakodzera. Kukwidziridzwa kuKirasi 3 kuti kugadzirwe kunowedzera kuvimbika kunodiwa pasina kudziviswa kwehurongwa hwemapurogiramu emuenzaniso.

4.4 Maitiro Akanakisisa Ekutumira Mafaira Ekukurumidza Kuchinja Mafaira

Mibvunzo yeinjiniya uye matambudziko eDFM anowanzoitika ndizvo zvinonyanya kukonzera kudonha kwemapurogiramu eprototype. Ona ongororo yeDFM yemagadzirirwo eHDI Kutumira mafaira akazara, akasimbiswa kunoderedza kuburitswa kwebasa kusvika kumaawa 1-2 uchienzaniswa nemazuva 1-3 emafaira ane matambudziko.

Rondedzero yekutumira mafaira nekukurumidza:

• Mafaira eGerber akaongororwa muchikamu chekuona chakazvimiririra (Gerbv, KiCad) kusimbisa kugoverwa kwezvikamu uye kukwana kwazvo.
• Faira rekuboorera rakasimbiswa: kuburikidza nemhando dzakarongwa (dzakapofumara, dzakavigwa, dzine gomba), dhayamita dzakasimbiswa dzichipesana nemitemo yekugadzira, mavambo anoenderana nekwakabva Gerber
• Zvakatsanangurwa zvakajeka: "bofu L1–L2" uye "bofu L9–L10" hazvina kutaurwa kubva pakuunganidzwa kwedata
• Impedance inodzorwa: upamhi hwetrace, layer, target impedance, uye kushivirira kunogamuchirika zvakataurwa zvakajeka
• Lamination stackup: gwaro rakazara re stackup rine ukobvu hwe dielectric uye huremu hwemhangura pa stack imwe neimwe
• Kupera kwepamusoro, huremu hwemhangura, ukobvu hwebhodhi, uye kirasi yeIPC zvese zvakanyorwa pagwaro remanyorerwo ekugadzira.

Basa rinotumirwa rine runyorwa urwu rwakakwana harina mukana wekuti riite mubvunzo weDFM unononoka kuburitswa kwemabasa. Basa risingaitwe chero chimwe chezvinhu izvi rinowanzoita mubvunzo mumwe chete weinjiniya, zvichiwedzera maawa mana kusvika makumi maviri nemana nguva isati yatanga kugadzirwa.

5) Mutengo wekukurumidza vs. Kukosha kweParamende: Kuverengera kweROI

5.1 Kurongeka Kwemari Yekukurumidza

5.2 Mamiriro Ezvinhu Zvinodiwa Nemari Yekukurumidzira Ane Mufungo

Chiitiko 1: Nguva yakatarwa yekuchengetera gungano
Chitoro chekugadzira chapa nzvimbo yekuvaka inotanga mumazuva gumi. Nguva yakatarwa yekutungamira kweHDI mazuva gumi nemaviri. Kukurumidza kusvika kumazuva manomwe: mutengo we $630. Kukosha kwekuchengetedza nzvimbo yekugadzira zvichienzaniswa nekuchinja nguva (avhareji yekunonoka kwemavhiki maviri kusvika matatu, mutengo wekugadzirisazve chitoro chekugadzira, kukanganisa kwehurongwa): $2,000–$5,000+ zvichienderana nechigadzirwa nechirongwa. Kukurumidza ROI: zviri pachena kuti yakanaka.

Chiitiko chechipiri: Zuva rekupedzisira rekuburitswa kwechigadzirwa
Kuburitswa kwechigadzirwa kwakarongerwa muQ1. Kugadziriswa kwebhodhi rimwe chete kunodiwa. Nguva yakatarwa yekutungamira imazuva gumi nemaviri, zvichisiya mazuva maviri ekuwedzera kwekugadzirisa firmware. Kukurumidza kusvika kumazuva manomwe kunowedzera mazuva mashanu ekuwedzera kwekugadzirisa. Kana kutanga kukadzikira muchikamu chimwe chete nekuda kwenguva isina kukwana yekuwedzera, mhedzisiro yemari inodarika $630.

Chiitiko chechitatu: Kutumira kwakazvipira kwemutengi nechikamu chechirango
Chibvumirano chinopa mvumo yekuendesa mayuniti emuenzaniso mukati memazuva gumi nemana kubva pakamiswa dhizaini. Mutengo wekugadzira weHDI uripo mazuva gumi nemaviri akajairwa + mazuva matatu ekugadzira. Kukurumidzisa kugadzira kusvika kumazuva manomwe kunobvumira mazuva manomwe ekugadzira nekuyedza - mukati mezvibvumirano. Mutengo wekukurumidzisa ($630) wakaderera pane muripo wechibvumirano.

5.3 Kana Kukurumidzisa Kuvigwa Kwebofu NemaPCB Kusina Kukosha

• Kana kushandiswa kwechikamu chinotevera (kuunganidza, kuyedza) kusina kurongwa kusvika nguva yakatarwa yapera — uri kubhadhara kuti ugare pabhodhi
• Kana dhizaini isati yasimbiswa zvizere uye paine mukana wekuti igadziriswezve — kukurumidzisa dhizaini inoda kugadziriswazve hakukanganisi nguva yepurogiramu yese.
• Kana kumanikidzwa kwemari pachirongwa kwanyanya uye nguva yakatarwa yakakwana — nguva yakatarwa yekuronga chirongwa nehurongwa hwakarongeka ndiyo sarudzo yakanakisisa kana nguva ichibvumira
• Kana mari yekumhanyisa yaizoshandiswa zviri nani pakuongorora magadzirirwo ayo anoderedza njodzi yekudzora zvinhu

6) Kana Kukurumidza Kuchinja Bofu Kukavigwa NePCB Kwakasakosha Uye Hakuna Kukosha Kwako

6.1 Ongororo yeHuwandu hweZvirongwa

Kuongorora kana zvichifanira kukurumidziswa kunoda kutarisa nzira yakakosha yehurongwa hwese hwekuvandudza, kwete kungotarisa danho rekugadzira PCB chete. Zvakawanikwa zvakajairika:

• Kukurumidzisa kugadzirwa kwePCB nemazuva mashanu, asi kugadzirwa kwefirmware kunotora mamwe mazuva masere: kugadzirwa hakusi nzira yakakosha — kukurumidza kunowedzera mutengo pasina purofiti yenguva
• Kukurumidzisa kugadzirwa kwePCB nemazuva mashanu, kuibvisa munzira yakakosha, zvichibvumira kutanga kwekugadzira panguva imwe chete: kuchengetedza mazuva mashanu pahurongwa hwese

Kukurumidza kuchinja kunokosha chete kana kugadzirwa kwePCB kuri iko kunonyanya kukosha. Tanga waona nzira yakakosha; kurumidza kechipiri.

6.2 Muenzaniso vs. Kukurumidza Kugadzira

Mari dzekuwedzera dzinonyanya kukosha pahuwandu hweprototype (mabhodhi 5–25) apo mutengo weodha yekutanga uri wakaderera. Paprototype, muripo wekuwedzera wekukurumidza (25–70%) unogona kuwedzera $400–$1,000 kuodha ye$1,200–$2,000. Pakugadzira (mabhodhi anopfuura 500), muripo wekuwedzera wechikamu chimwe chete unowedzera $5,000–$15,000 kuodha ye$15,000–$30,000 - kuzvipira kwakakosha zvikuru.

Zvinorehwa nazvo: kukurumidza kumhanyisa ma prototypes kunowanzo nzwisisika zvichienderana nehuwandu hwepurogiramu. Kukurumidzisa kumhanyisa kugadzirwa kunoda ongororo yekungwarira yeROI nekuti mutengo wakazara wakakwira uye kumhanyisa kugadzirwa kunowanzo kuve pahurongwa hunofungidzirwa kupfuura kumhanyisa ma prototypes.

7) Kugona Kukurumidza Kuchinja Zvinhu uye Maitiro Azvo

7.1 Nguva Dzekutungamira Dzakasimbiswa Nekukurumidza

7.2 Kujeka Kwezvinhu Zviri Mukati Uye Kuwanikwa Kwazvo

Usati wasimbisa nguva yekutenga zvinhu, Highleap inoongorora kuwanikwa kwezvinhu zvako zvakatarwa. Kana zvinhu zvinodiwa zvisina kuchengetwa, tinopa sarudzo nhatu: nguva yekutenga zvinhu yakataurwa nezvayo nekutenga zvinhu zvinosanganisirwa, imwe nzira yekukurudzira zvinhu zvakachengetwa pamwe nekuongorora kuenzana kwemagetsi, uye sarudzo yezvinhu zvakatumirwa nevatengi kana uine zvinhu zviripo. Unogamuchira ruzivo urwu mukati memaawa mana ekutumira mafaira - usati wazvipira kunguva yekutenga zvinhu.

7.3 Maitiro Ekuongorora Mafaira Ekukurumidza Kuchinja

Kuti zviodha zvikurumidze, Highleap inopedzisa ongororo yeDFM mukati memaawa maviri ekutumira mafaira (yakajairwa: maawa makumi maviri nemana). Ongororo iyi yakatarisana nezvinhu zvitatu zvinogona kukonzera kuti basa rirambe rakamira: kuburikidza netsanangudzo yehudzamu, magwaro echinangwa cheimpedance, uye kukwana kwemafaira ekudzidzira. Mabasa anobvisa ongororo iyi anoburitswa kuti agadziriswe nekukasika. Hwindo rekuongorora remaawa maviri rinotanga nguva yekukurumidza nekukurumidza sezvinobvira.

7.4 Kujekeswa Kwemitengo Nekukurumidza

Makotesheni eHighleap anokurumidzisa mari yekuwedzera semari chaiyo, kwete chikamu, pane imwe neimwe quote inokurumidza kubhadharwa. Unoona chaizvo kuti mutengo wekutumira unokurumidza kubhadharwa chii, uye unogona kuenzanisa nemutengo wechirongwa usati wabhadhara. Kune mapurogiramu anowanikwa makotesheni akajairwa uye akakurumidziswa, musiyano uri pachena. Kuti unzwisise kuronga nguva yekutungamira yeHDI yemapurogiramu anodzokororwa, ona gwara redu rekutungamira nguva. Kuti uwane zvinorehwa nemutengo wekusarudza mhando yeHDI, ona blind bidden kuburikidza nePCB cost analysis.

7.5 Rutsigiro rweMagadzirirwo eKugadzirisa Kukurumidza

Kune mapurogiramu ayo nguva yekutungamira iri dambudziko guru rekugadzira, timu yeinjiniya yeHighleap inopa ongororo yekutanga yekutumira yakatarisana nekugadzirisa nekukurumidza: kugona kwekuderedza mhando yeHDI, kuburikidza nemikana yakakura, uye kutarisa kuwanikwa kwezvinhu zvakaunganidzwa - usati wapedzisa dhizaini. Ongororo iyi inoratidza mikana yekuderedza nguva yekutungamira padanho rekugadzira, uko shanduko dziri dzemahara, pane panguva yekugadzira uko shanduko dzisingagoneke.

Tora Mutengo weKuchinja Kwekukurumidza Iye Zvino