Heavy Copper PCB vs IMS PCB: Ndeipi Yepamusoro-Simba Dhizaini Solution Inokodzera Chikumbiro Chako?

ziviso

High-simba zvemagetsi masisitimu anotarisana neakakomba dhizaini matambudziko mukugadzirisa kupisa kupisa uye ikozvino kutakura kugona panguva imwe chete. Zvishandiso zvinoshanda pasi peiyo frequency, yakakwirira ikozvino, uye yakakwira tembiricha mamiriro anoda PCB mhinduro dzinopfuura zvakajairwa bhodhi kugona.

Nzira mbiri dzakakurumbira dzinotarisa zvinodiwa izvi: tekinoroji yePCB yemhangura ine mhangura yakawanda inoshandisa zvidimbu zvemhangura zvakakora zvakanyanya, nepo IMS PCB (Insulated Metal Substrate) inoshandisa maplate esimbi esimbi kuti iite kuti kupisa kupfuure. Kunzwisisa musiyano wechimiro, hunhu hwekupisa, uye miganhu yekushanda kwePCB yemhangura ine mhangura yakawanda neIMS PCB kunoita kuti pave nesarudzo dzakagadzirwa dzinoenzanisa zvinodiwa pakushanda nekugadzirwa kwezvinhu uye mitengo.

Heavy Copper PCB vs IMS PCB: Kuvaka Overview

Misiyano yekuvaka pakati pePCB inorema yemhangura uye IMS PCB inopesvedzera zvakananga kugona kwavo kwekushanda uye kukodzera kwekushandisa.

Material Kuumbwa

PCB yemhangura inorema inovakwa pamidziyo yeFR4 kana polyimide ine zvidimbu zvemhangura zvinotangira pa2oz kusvika 20oz kana kupfuura. Kugadzirwa uku kunochengetedza kuenderana nemaitiro ekugadzira maPCB ane zvidimbu zvakawanda ukuwo kuchiwedzera ukobvu hwemhangura muzvikamu zvekugovera simba.

IMS PCB inoshandisa simbi yealuminium kana copper base plate senzvimbo huru, ine dielectric insulation layer uye copper foil circuit layer inowanzova pakati pe1oz ne3oz. Dielectric layer inopa electrical isolation uku ichibvumira thermal transfer. Pakusarudza pakati pe copper ne aluminum PCB constructions , enzanisa nzira yemagetsi inodiwa uye heat-transfer structure pane kushandisa simbi chete senzira yekusarudza.

Thermal Pathway Architecture

PCB yemhangura ine mhangura yakawanda inotakura kupisa kuburikidza nepakati pemhangura yakakora uye nepakati pekupisa kunobatanidza zvikamu zvakamira. Kupisa kunopararira nepakati pepakati pemhangura kusati kwanyangarika nepamusoro pebhodhi kana pamusoro pekupisa kwekunze.

IMS PCB inopa nzira yakatwasuka yekupisa kubva kuzvikamu zvichienda nepakati pechikamu che dielectric layer ichienda kuchigadziko chesimbi, icho chinoshanda se heatsink yakabatanidzwa. Kufambisa kwekupisa kunobva pa1 kusvika ku8 W/mK zvichienderana nesarudzo yezvinhu zve dielectric.

Layer Configuration Matanho

PCB yemhangura ine mhangura yakawanda inotsigira zvivakwa zvakaoma zvine zvidimbu zvina, zvitanhatu, zvisere, kana kupfuura, zvichiita kuti nzira dzekufambisa macircuit dzive dzakaomarara uye zvivakwa zvepasi. IMS PCB inoramba yakaganhurirwa kune mativi maviri kana maviri nekuda kwezvirambidzo zvekugadzira.

Thermal Management: Heavy Copper PCB vs IMS PCB

Thermal performance inomiririra yakanyanya kusiyanisa mutsauko pakati peaya matekinoroji epamusoro-simba maapplication.

IMS PCB Heat Dissipation

IMS PCB inokwenenzvera mukuchinjika kupisa kwekufambisa kushanda kuburikidza nesimbi yayo base ndiro, iyo inopa yekupisa conductivity kanosvika zana kupfuura FR4. Iyi nzira yakananga yekupisa inotaridza kunyanya kushanda kune yakadzika kupisa sosi senge magetsi maLED, MOSFET arrays, uye mutsara regulator uko jena kudzora tembiricha kwakakosha.

Zvakanakira thermal zvinosanganisira:

• Shortest thermal nzira -Kupisa kwakananga kuyerera kubva kuzvikamu kuenda kusimbi base kunoderedza tembiricha yekusangana.
• Integrated heatsinking - Iyo aluminium kana yemhangura base inoshanda maviri maviri se substrate uye inopisa yekuparadzira.
• Dhizaini yakapfava yekupisa - Inobvisa yakaoma yekupisa kuburikidza nearrays inodiwa mune yakajairwa PCB kuvaka.

Heavy Copper PCB Thermal Distribution

Heavy copper PCB inokwevera ndege dzakakora dzemhangura kuti dzigovane kupisa nedivi pabhodhi repamusoro risati ranyura. Copper layers ye4oz kusvika 10oz inogadzira yakakura kupisa misa iyo inoparadzira kupisa kubva kune yakanyura masosi kuenda kunzvimbo dzakafara, ichideredza tembiricha yepamusoro.

Uku kupararira kwekudziya kwekupisa kunova kwakanakira mukushandisa kune akawanda akagoverwa kupisa masosi kana uko kugovera tembiricha yakafanana pagungano kwakakosha. Dense thermal kuburikidza nearrays inobatanidza pamusoro pemhangura kune yemukati pasi ndege dzinogadzira dzakawanda dzakafanana dzinopisa nzira.

Kuenzanisa Performance Data

Muzvishandiso zvinodarika 100W simba rekubvisa, IMS PCB inowanzowana 30-40% yakaderera tembiricha yejoni kana ichienzaniswa neyakajairwa Heavy Copper zvivakwa zvenzvimbo hotspot control. Nekudaro, inorema yemhangura PCB ine optimized thermal kuburikidza nearrays inopa yakanyanya kushanda yekupisa chiyero mumasisitimu ane yakaoma yakawanda-nzira yekugovera ikozvino.

Ikozvino Kutakura Kugona uye Kuvimbika

Kuita kwemagetsi uye kuvimbika kwenguva refu kufunga kunosiyanisa zvakanyanya mhangura yemhangura PCB uye IMS PCB kuita.

Heavy Copper PCB Current Capacity

Heavy copper PCB tekinoroji inogadzirisa zvakananga zvakakwirira zvazvino zvinodiwa kuburikidza nemhangura ukobvu. A 4oz copper trace inoyera 10mm yakafara inotakura zvakachengeteka 20-25A nguva dzose, nepo 10oz mhangura pahupamhi hwakafanana inobata 40-50A ine tembiricha inogamuchirwa inokwira pasi peyakajairwa kutonhora kwemhepo.

Zvikamu zvemukati mune multilayer Heavy Copper zvivakwa zvinogovera zvazvino munzira dzakafanana, kuderedza kuramba uye kudonha kwevoltage mumagetsi ekugovera network. Ndege dzakatsaurirwa gobvu dzemhangura dzemagetsi pazvikamu zvemukati dzinopa yakaderera-impedance kugovera kwakakosha kune yakakwirira-ikozvino maapplication.

IMS PCB Yazvino Kubata

IMS PCB, yakaganhurirwa kune yakatetepa mhangura akaturikidzana, inowana yakaderera mhedziso yazvino huwandu pahupamhi hwekutevera asi inotsiva kuburikidza nekupisa kwepamusoro. Iyo inoshanda yekupisa yekuchinjisa kune iyo simbi base inobvumira yakakwira ikozvino density isati yasvika painopisa miganho ichienzaniswa neyakajairwa FR4 mabhodhi ane yakaenzana mhangura ukobvu.

Kubatana Kuvimbika Kuenzanisa

Heavy copper PCB zvivakwa zvinoshandisa akaputirwa nemumakomba ane gobvu remhangura mbiya yekuputira, ichigadzira hukama hwakasimba hunomira nekupisa bhasikoro uye kushushikana kwemagetsi. Iyo gobvu yemhangura chimiro inopa mechanical kusimbisa iyo inoderedza bhodhi flexure.

IMS PCB inopa yakasarudzika yekuvimbika kufunga zvine chekuita necoefficient of thermal expansion (CTE) kusawirirana pakati pealuminium base, dielectric layer, uye copper circuit. Iyi mutsauko inogona kukonzera kushushikana pamajoini ekutengesa panguva yekupisa bhasikoro, ichida kungwarira chechikamu kusarudzwa uye maitiro egungano kuti ave nechokwadi chekuvimbika kwenguva refu.

Kugadzira uye Mutengo: Heavy Copper PCB vs IMS PCB

Nzira dzekugadzira uye zvinhu zvehupfumi zvinonyanya kupesvedzera kusarudzwa kwetekinoroji pakati pemhinduro idzi.

Heavy Copper PCB Kugadzirwa

Kugadzirwa kwePCB yemhangura inorema kunoda maitiro akasarudzika anosanganisira:

• Yakawedzerwa electroplating cycles kuti uwane yakakora copper deposition kubva pa4oz kusvika 20oz.
• Yakagadziridzwa etching maitiro ane nguva refu yekunyudzwa kubata yakawedzera kukora kwemhangura.
• High-pressure lamination kuti ive nechokwadi chekunamira kwakaringana necopper foil.
• Carbide drill bits uye yakaderedzwa kumhanya kwechibhorani kuburikidza nekugadzira kuburikidza nemateya akakora emhangura.

Aya ekuwedzera maitiro matanho anowanzo wedzera nguva dzekutungamira nemavhiki maviri-3 zvichienzaniswa neyakajairwa PCB kugadzirwa uye yekuraira mitengo yeprimiyamu inotungamirwa nemichina yakasarudzika uye goho rakaderera rekugadzira.

IMS PCB Manufacturing

Kugadzirwa kweIMS PCB kunotevera maitiro akareruka ane maitiro mashoma e lamination uye marongerwo e layer ari nyore, zvichikonzera mitengo yakaderera yekugadzira base. Mitengo yezvinhu inoramba iri pakati nepakati pasinei nebase yealuminium, sezvo kuvaka kuri nyore kuchideredza mari inoshandiswa substrate.

Gungano rinoda kutariswa kwemagetsi ega ega pakati pemaseketi uye conductive base, zvichidikanwa kumira kwakakodzera, washer, uye conformal coating. Iyo simbi base inokanganisawo otomatiki optical inspection uye ingangoda yakagadziridzwa gungano zvigadziriso.

Mutengo Wekuongorora

Heavy copper PCB mapurojekiti anoda 6oz kana mhangura yakakora anowanzoona mutengo wakapetwa ka2-3 kupfuura akaenzana akajairwa makobvu emabhodhi. IMS PCB inopa mabhenefiti emutengo kune imwechete uye maviri-mativi madhizaini uko mashandiro emafuta anoruramisa simbi yepakati substrate premium pamusoro peyakajairwa FR4 kuvaka.

Mamiriro ekushandisa eHeavy Copper PCB uye IMS PCB

Kusarudza pakati peaya matekinoroji kunoenderana zvakanyanya nezvinodiwa zvekushandisa uye nharaunda yekushanda.

Technology-Yakananga Applications

LED uye Lighting Applications

IMS PCB inotonga maseketi emutyairi we LED uye kupenya-kupenya kwemwenje maapplication uko kudziya kwekutonga kweyakanyanya kupisa masosi kunotaridza hupenyu hwechigadzirwa uye kuita. Iyo yakananga yekupisa nzira kubva kuLED mapakeji kuenda kualuminium base inochengetedza tembiricha yekusangana mukati memiganho inogamuchirwa pasina kuomarara kupisa kuburikidza nezvimiro.

Simba Shanduko uye Zvemotokari Systems

PCB yemhangura inorema inoshanda semhinduro inosarudzwa kune vanochinja DC-DC, AC-DC power supplies , uye mota dzinoda macircuit akaomarara akawanda ane simba guru rekutakura magetsi. Kugona kushandisa ma power planes emukati, zvivakwa zvepasi zvakaparadzaniswa, uye ma controlled impedance signal layers anotarisa zvinodiwa zvakakwana zve switching power conversion systems.

Magetsi emagetsi emotokari anosanganisira machaja ari mubhatiri uye masisitimu ekugadzirisa mabhatiri anoshandisa tekinoroji yePCB yemhangura yakawanda kuti ikwanise kuzadzisa zvinodiwa panguva imwe chete zvekukwanisa kushanda nesimba, kuomarara kwemasekitori akawanda, uye kuvimbika kwemotokari pasi pekudzungudzika uye kushushikana kwekufamba kwemhepo.

Sarudzo Yekutungamira: Inorema Mhangura PCB vs IMS PCB

Strategic tekinoroji kusarudzwa kunoda kuongororwa kwakarongeka kwezvinodikanwa zveprojekiti zvichipesana nekwaniso uye zvipimo zvemhinduro yega yega.

Nguva Yekusarudza IMS PCB

Sarudza IMS PCB tekinoroji kana mashandiro emafuta achimiririra iyo yekutanga dhizaini inomanikidza, kunyanya kune maapplication ane yakadzika kupisa masosi inoda nzira dzakananga dzekupisa. Mapurojekiti anobatsirwa nekuvaka kweIMS kana zvinodiwa zvinosanganisira:

• Single kana kaviri-layer redunhu kuomarara ine pakati nepakati density.
• Zvazvino zvinodikanwa pazasi 15-20A pakuteedzera pasi pemaitiro ekushanda.
• Kunzwa kwemitengo uko kugadzira kwakareruka kunopa zvakanakira hupfumi.
• Kurumidza prototyping uye kugadzira shanduko yemakwikwi-kusvika-musika.

Nguva Yekusarudza Heavy Copper PCB

Heavy copper PCB inova yakakosha kune madhizaini anoda yazvino kutakura inodarika 25-30A padunhu, multilayer routing kuomarara, kana kubatanidzwa kweakakwira-kumhanya masaini edhijitari nekugovera simba. Zvinhu zvakakosha zvekusarudza zvinosanganisira:

• Yakaoma pasi ndege zvimiro zveEMI kutonga uye chiratidzo chekuvimbika.
• Ruggedized kuvakwa kwenzvimbo dzakaomarara dzine vibration uye thermal stress.
• Hupenyu hurefu hwekushanda hunoda kubatanidza kwakasimba uye kupisa kwekumhanyisa bhasikoro.
• Manetiweki ekugovera magetsi ane akawanda voltage domains uye switching converters.

Hybrid Maitiro

Mamwe madhizaini epamberi anosanganisira ese ari maviri matekinoroji kuburikidza neyakasanganiswa zvivakwa zvinoisa inorema yemhangura PCB maassemblies pasimbi baseplates kana kubatanidza simbi yepakati zvikamu mukati me multilayer stackups. Aya maitiro anogadzirisa zvakanyanya kupisa uye zvemagetsi zvinodiwa asi zvinoda kuchenjerera kuongororwa kweinjiniya uye kugona kugadzira.

mhedziso

Kufananidza pakati peinorema mhangura PCB neIMS PCB inoratidza hunyanzvi tekinoroji inoshandira zvikamu zvakasiyana zvemagetsi emagetsi ekugadzira. IMS PCB inoburitsa isingaenzaniswi yekupisa kwekuita kwekudonhedza kupisa kwakananga kubva kune yakamisikidzwa masosi mukati mekareruka edunhu zvivakwa, nepo inorema yemhangura PCB inopa huwandu hwazvino, dhizaini kuchinjika, uye kuvimbika kunodiwa kune yakaoma simba masisitimu.

Hapana tekinoroji inokunda imwe pasi rose. Sarudzo yakakwana inoenderana nekufananidza tekinoroji kune chaiyo application zvinodiwa zvinosanganisira thermal mutoro hunhu, zvinodikanwa zvazvino, kuomarara kwedunhu, mamiriro ezvakatipoteredza, uye zvinonetsa.

Highleap Electronics inopa yakakwana yepamusoro-simba PCB mhinduro:

• Kugadzirwa kwemhangura inorema PCB kubva ku4oz kusvika 20oz ukobvu hwemhangura ine multilayer kugona kusvika kumakumi maviri.
• Metal musimboti PCB kugadzira nealuminium uye mhangura base substrates ye optimized thermal management.
• Dhizaini yekubvunza masevhisi anoongorora zvinodziya uye zvemagetsi zvinodikanwa kurumbidza zvinodhura mhinduro.
• Kugadzira hunyanzvi hwekushandisa magetsi emagetsi, mota, maindasitiri, uye nharembozha kunyorera.

Bata timu yedu yehunyanzvi kuti mukurukure zvinodiwa papurojekiti yenyu uye kuti muwane ongororo yakadzama yekushanda kwayo pakugadzira PCB yenyu inotevera ine simba guru.