Ibyiciro bya Moduli

PCB ifite umurongo wo hejuru

1. Ikibaho gikomeye cya PCB gikoresha frequency yo hejuru ni iki?

Urubaho rwacapwe rwo kohereza ibimenyetso byihuse rufite umurongo uhoraho wa ≥1GHz, rusaba ibikoresho bifite umurongo uhoraho wa dielectric muke (Dk ＜3.5) n'igihombo gito cya dielectric (Df ＜0.005).
2. Ni irihe tandukaniro rikomeye riri hagati ya PCB zifite frequency yo hejuru na PCB zisanzwe?

Ikoresha ibikoresho bitakaza igihombo gito (nka Rogers 4350B), ifite ubushobozi bwo kwihanganira ubugari bw'umurongo ± 0.01mm, uburyo bwo kugenzura intera y'urutonde rw'ibimenyetso ± 5%, hamwe n'uburyo bwo kugenzura impedance ± 5Ω.
3. Ni ibihe bintu bisanzwe bikoreshwa kuri PCB zifite frequency yo hejuru?

Sitasiyo za 5G (24.25-52.6GHz), itumanaho rya satelite (Ka band 26.5-40GHz), radar ya milimetero-wave (77GHz), centers z'amakuru yihuta cyane (100Gbps+).
4. Ni gute ubuziranenge bw'ibimenyetso bya PCB zifite frequency yo hejuru busobanurwa?

Isuzuma ry'umubare rikozwe hifashishijwe ibipimo nko gutakaza insertion (
5. Ni ibihe bintu bigena igihombo cya dielectric cy'imbaho zikomeye za PCB?

Bijyanye n'imiterere ya molekile, ubushyuhe (Df yiyongeraho 3%-5% kuri buri zamuka rya 10℃), n'inshuro (Df yiyongera hamwe n'inshuro kare y'inshuro).
6. Ni ibihe bikoresho bya PCB bikunze gukoreshwa cyane?

Rogers 4350B (Dk=3.48, Df=0.0037), Taconic TLY-5 (Dk=2.2, Df=0.0009), Isola 370HR (Dk=3.6, Df=0.004).
7. Ni gute ibikoresho bitandukanye bigira ingaruka ku ihererekanya ry'amajwi?

Ibikoresho bya Dk nke bigabanya gutinda kwanduzanya (urugero, ibikoresho bya Dk = 2.2 bigira gutinda kwihuta kwa 25% kurusha FR-4), naho Df nke bigabanya gutinda kw'ibimenyetso (igihombo kiri munsi ya 70% ugereranyije na FR-4 iyo Df = 0.001).
8. Ni gute uburyo amazi yinjira mu bikoresho bigira ingaruka kuri PCB zikoresha ikoranabuhanga rihanitse?

Gufata amazi >0.5% bituma ihindagurika rya Dk rirenga 5%. Ni byiza gukoresha ibikoresho bifite amazi
9. Ni gute wahitamo ibikoresho bya PCB bikwiranye n'imirongo y'urujya n'uruza rwa milimetero?

Shyira imbere ibikoresho bifite Dr
10. Ni uruhe ruhare rw'ibikoresho by'ibumba mu mikorere y'ibikoresho bikoresha ikoranabuhanga rigezweho?

Kongeramo aluminium oxide ceramics bishobora kongera Tg y'ibikoresho kugeza kuri 280℃+ no kugabanya coefficient of thermal expansion (CTE) kugeza kuri 2-3ppm/℃, bigatuma ubushyuhe bukomeza kwiyongera.
11. Ni ikihe giciro gito cy’igishushanyo cy’ubugari/intera y’umurongo wa PCB zifite umurongo munini?

Mu bikorwa bisanzwe, ubugari bw'umurongo/intera ni ≥50μm; ibikorwa bigezweho bishobora kugera kuri 30μm, bisaba guhuza uburyo bwo kugenzura impedance.
12. Ni izihe ngingo z'ingenzi mu miterere y'ibikoresho bya PCB bifite urwego rwinshi rw'imikorere miremire?

Koresha uburyo bwo gutondeka bungana, hagati y’ingufu n’ubutaka hagomba kuba ≤0.1mm, hagati y’ingufu n’ubutaka hagomba kuba ≤0.05mm, hagati y’ibimenyetso n’ibyitegererezo kugira ngo ugabanye ingaruka mbi z’amashanyarazi.
13. Ni izihe ngaruka za vias ku bimenyetso bifite umurongo wo hejuru kandi ni gute wabinoza?

Via zisanzwe zitera igihombo cya -3dB kuri 10GHz. Gukoresha gucukura inyuma (gukuraho uburebure bw'umugozi urenze urugero) bishobora kugabanya igihombo kirenze 60%.
14. Ni ayahe mahame ngenderwaho yo gukoresha PCB zifite frequency yo hejuru?

Irinde inzira y'impande z'iburyo (ishusho yiyongeraho 15%), shyira imbere impande za 45°; shyira agace k'umurongo w'ikimenyetso
15. Ni ibihe bisabwa byihariye mu mikorere yo gucukura muri PCB zifite frequency yo hejuru?

Koresha CO₂ laser drilling (uburyo bwo gucukura neza ±5μm) kugira ngo wirinde gutandukanya imyobo n'imashini zicukura, hamwe n'umwobo utoshye Ra≤1.2μm.
16. Ni gute inzira yo gushushanya hakoreshejwe amashanyarazi igira ingaruka ku mikorere ya frequency yo hejuru?

Koresha icyuma gikingira umuringa kidakoresha amashanyarazi + icyuma gikingira umuringa, genzura ubukana bw'urwego rw'umuringa Rz≤2μm kugira ngo ugabanye igihombo cyo hejuru (igihombo cyiyongeraho 10% kuri buri kwiyongera kwa 1μm mu bukana).
17. Ni gute wahitamo kurangiza ubuso bwa PCB zifite frequency yo hejuru?

Indabyo ya zahabu ikoreshwa mu gupima nikeli idakoresha amashanyarazi (ENIG) ifite ubugari bwa 1-3μm n'ubudahangarwa bwo gukoraho
18. Ni izihe ngaruka z'uburyo bwo gusimbuza lamination ku mikorere y'amabati afite frequency nini?

Ubushyuhe bwo gufunga bugomba kugenzurwa ku gikoresho Tg+30℃ (urugero, ubushyuhe bwo gufunga bwa Rogers 4350B 210-230℃), hamwe n'umuvuduko wa 5-8MPa kugira ngo hirindwe gufunga.
19. Ni gute wamenya inenge mu nganda za PCB zifite frequency yo hejuru?

Koresha TDR (reflectometer y'igihe-domain) kugira ngo umenye uburyo impedance ikomeza, X-ray kugira ngo umenye ukoresheje position deviation (yemerewe ± 0.05mm), na AOI kugira ngo umenye uburyo umurongo udashobora kwihanganira.
20. Ni gute wagabanya igihombo cyo gushyiramo ibikoresho muri PCB zifite frequency yo hejuru?

Koresha ibikoresho bya Df nkeya, ongera ubushobozi bwo gutunganya foil y'umuringa (foil y'umuringa ya RTF ifite igihombo kiri hasi ya 30% ugereranyije na foil y'umuringa ya RA), kandi ugabanye uburebure bw'aho ubonye.
21. Ni gute wakemura ikibazo cy'igihombo gikabije ku nyungu?

Reba aho impedance idakomeza (nk'ibinyuzwamo, ibihuza), reba neza ko impedance ihinduka
22. Ni izihe mpamvu zitera uburyo bwo kuvugana no guhonyora?

Uburebure bukabije bw'umurongo ugororotse butera kuvugana hagati y'umurongo n'umurongo. Kongera intera y'umurongo n'umurongo kugeza ku ihame rya 3W (W ni ubugari bw'umurongo n'umurongo) no kongeramo intera y'ubutaka bishobora kugabanya kuvugana hagati y'umurongo n'umurongo ho 20dB.
23. Ni gute wakemura ibibazo byo kugarura urumuri rw'ibimenyetso bikoresha frequency yo hejuru?

Kuraho ukoresheje resistor zihuye (resistance = transmission line impedance) hanyuma ukoreshe ihindagurika ry'ubugari bw'umurongo buhoro buhoro kugira ngo ugabanye coefficient yo kugarura iri munsi ya 0.1.
24. Ni izihe ngaruka z'imirasire ya elegitoroniki ku bikoresho bya PCB bifite umurongo munini w'amashanyarazi kandi ni gute wabyirinda?

Ikingira ifite urwego rwuzuye rw'ubutaka (icyuho
25. Ni izihe nzira z'ingenzi zo gukwirakwiza ubushyuhe kuri PCB zifite frequency yo hejuru?

Ingufu zinyura mu gikoresho cy'umuringa (ingufu zishyushye 398W/mK) zigira 70%, ingufu zikoreshwa 20%, naho ingufu zikoreshwa mu gukwirakwiza amazi (convection/radiation) zigira 10%.
26. Ni gute washushanya imiterere yo gukwirakwiza ubushyuhe bwa PCB zifite frequency yo hejuru?

Ongera ubushyuhe ukoresheje ubucucike (≥200/cm²), koresha agapapuro k'umuringa kanini (≥3oz), hanyuma uvange n'udusanduku tw'ubushyuhe kugira ngo ugabanye ubushyuhe budashobora kwihanganira 40%.
27. Ni iki kigereranya ubushyuhe bw'ibikoresho bitandukanye?

Uduce twa aluminiyumu (170W/mK) > utwuma tw'umuringa (398W/mK) > utwuma dusanzwe twa FR-4 (0.35W/mK).
28. Ni izihe ngaruka z'ubushyuhe ku mikorere ya PCB zifite frequency yo hejuru?

Kuri buri 10℃ izamuka, Dk yiyongeraho 0.5%-1%, naho Df yiyongeraho 3%-5%. Ubushyuhe busabwa gukoreshwa ni
29. Ni gute wamenya ingano n'intera y'ibipimo by'ubushyuhe?

Binyuze mu murambararo wa 0.3-0.5mm, intera iri hagati ya ≤1mm kugira ngo habeho inzira nziza zo kuyobora ubushyuhe no kugabanya ubushyuhe ku kigero cya 30%.
30. Ni ibihe bintu by'ingenzi bikoreshwa mu gupima PCB zifite frequency yo hejuru?

Isuzuma rya S-parameter (S11, S21, nibindi), isuzuma rya impedance, isuzuma rya dielectric loss, isuzuma rya cyclic temperature (-40℃ ~ 125℃, cycles 500).
31. Ibipimo bya S n'ibipimo ngenderwaho byo gupima bisobanura iki?

S11 (igihombo cyo kugaruka), S21 (igihombo cyo gushyiramo). Interineti y'igerageza ikubiyemo umurongo w'imikorere w'imashini ku buryo bungana na ± 0.5dB.
32. Ni gute wakora isuzuma ry’ubwizerwe kuri PCB zifite frequency yo hejuru?

Gukora isuzuma ry'ubushyuhe butose (85℃/85% RH, 1000h) no gusuzuma ikoreshwa ry'umunyu (5% NaCl, amasaha 24) kugira ngo urebe niba ibikoresho bidashobora kwihanganira ikirere.
33. Ni irihe hame n'ishyirwa mu bikorwa ry'ibizamini bya TDR?

Ipima imiterere y'umuraba wo kugarura urumuri ikoresheje ikimenyetso cy'intambwe kugira ngo imenye aho impedance idakomeza, ifite ubushobozi bwo kugera kuri mm 0.1.
34. Ni ubuhe buryo bwo gupima EMC kuri PCB zifite frequency yo hejuru?

Koresha ibyumba bidafite imirasire kugira ngo upime imyuka ihumanya ikirere (≤-40dBμV/m@1GHz) kandi upime neza uburyo icyuma gipima imikorere yacyo (>60dB).
35. Ni izihe ngingo z'ingenzi zo gusora PCB zifite frequency yo hejuru?

Koresha uburyo bwo gusoda azote (umuvuduko wa ogisijeni
36. Guhitamo connector bigira izihe ngaruka ku bimenyetso bifite umurongo wo hejuru?

Hitamo ibyuma bihuza amashanyarazi menshi nka SMA, 2.92mm, 1.85mm, nibindi, bifite frequencies zikoreshwa zitwikira umugozi ukenewe n'igihombo cyo kwinjira
37. Ni gute wagabanya igihombo cy'ikimenyetso mu gihe cyo guteranya?

Menya neza ko impedance ihuye hagati y’ibihuza na PCB, kandi usukure terminals nyuma yo gusora kugira ngo ugabanye igihombo cya 15%.
38. Ni izihe mbogamizi zo gukoresha PCB zikoresha ikoranabuhanga ryagutse muri sitasiyo za 5G?

Ukeneye kuzuza ibisabwa na bande ya 24-52GHz no gukemura ibibazo byo gushonga k'ubushyuhe (ubucucike bw'ingufu >10W/cm²) hamwe n'ibibazo byo gusohora ubushyuhe.
39. Ni ibihe bisabwa byihariye kuri PCB za radar za millimetero-wave z'imodoka?

Yemerewe AEC-Q200, ifite ubushyuhe bwo gukora bwa -40℃ ~ 125
40. Ni ayahe mahame mpuzamahanga agenga PCB zikoresha ikoranabuhanga rigezweho?

IPC-4101 (ibipimo by'ibikoresho by'ibanze), IPC-6012 (ibipimo byemewe n'ikibaho gikomeye), IEEE 802.3 (ibipimo by'ikimenyetso cyihuse).
41. Ni ibihe bisabwa byihariye kuri PCB za gisirikare zikoresha ikoranabuhanga rihanitse?

Yubahiriza amabwiriza ya MIL-PRF-55110 (imiyoboro ya mikoroonde), ubushyuhe bwo gukora -55℃ ~ 125℃, yatsinze isuzuma ry'umunyu n'ibyerekeye ibumba.
42. Ni ibihe bipimo ngenderwaho by’impamyabushobozi ku bikoresho bipima inshuro nyinshi mu nganda z’imodoka?

Yujuje ibisabwa na AEC-Q200 (icyemezo cy’ibice bidakora) na ISO 26262 (umutekano w’imikorere).
43. Ni ibihe bipimo by'inganda ku byerekeye PCB zifite umurongo wo hejuru mu itumanaho rya 5G?

Ihuye na 3GPP TR 38.810 (ibikoresho bya sitasiyo y'ibanze), igihombo cyo gushyiramo -15dB.
44. Ni ibihe bipimo ngenderwaho byemewe ku bikoresho bya PCB bifite umurongo ngenderwaho w’ikirere?

Ikurikiza NASA-STD-8739.3 (ibikoresho by'ikoranabuhanga), yatsinze ikizamini cy'ubushyuhe bw'amazi mu masaha 1000, ihinduka rya Drk
45. Ni iyihe cyerekezo cy’ubushakashatsi n’iterambere ry’ibikoresho bya PCB byo mu gisekuru gitaha bifite umurongo ngenderwaho munini?

Ibikoresho bitakaza igihombo kinini cyane (Df
46. Ni izihe nyungu z'ibikoresho bikomejwe na nanotube ya karuboni?

CTE yagabanutse igera kuri 1ppm/℃, ubushobozi bwo gutwara ubushyuhe bwariyongereye bugera kuri 100W/mK, mu gihe igumana na Drk nkeya (2.8).
47. Ni irihe tandukaniro ry'imikorere hagati y'ibikoresho byoroshye kandi bikoresha frequency nyinshi n'ibikoresho bikomeye?

Ibikoresho byoroshye bifite Dk iri hejuru gato (3.0-3.5) na Df iri hejuru ya 20%-30%, ariko bifasha gukoresha 3D routing.
48. Ni iki gishobora gukoreshwa ku bikoresho bikoresha ikoranabuhanga rigezweho?

Ibikoresho bibungabunga ibidukikije (nk'ibikomoka ku myenda y'ubudodo) bifite Dr=3.2 na Df=0.004, bikwiranye n'ibikoresho by'ikoranabuhanga bikoreshwa n'abantu.
49. Ni ibihe biranga ibikoresho bikozwe muri ceramic bifite frequency yo hejuru?

Al₂O₃ ceramic substrate ifite Dr=9.8 n'ubushyuhe bwa 24W/mK, ikwiriye gukoreshwa mu guhuza ibikoresho by'amashanyarazi.
50. Ni izihe porogaramu zisanzwe zo gushushanya PCB zikoresha uburyo bwa "high-frequency"?

Umushushanyi wa Altium, Cadence Allegro, ANSYS HFSS (simulation ya electromagnetic), Keysight ADS (simulation ya circuit).
51. Ni gute wakoresha HFSS mu gusimbuza inshuro nyinshi?

Hubaka icyitegererezo cya 3D, shyiraho ibipimo by'ibikoresho n'imiterere y'imipaka, gereranya ibipimo bya S n'ikwirakwizwa ry'umurima hamwe n'ikosa
52. Ni iyihe mikorere ya porogaramu ya ADS mu gushushanya porogaramu zikoresha amajwi menshi?

Ikora simulation yo ku rwego rwa circuit, ikora neza imiyoboro ihuye, ihanura igihombo cyo gushyiramo no kugaruka, kandi ishyigikira isesengura rya S-parameter ya port nyinshi.
53. Ni ubuhe buryo bwo kubara impedance muri porogaramu ya PCB?

Ikosa riri muri ±3Ω, risaba gupima hakoreshejwe ibipimo nyabyo by'imikorere (nk'ubukana bw'icyuma gikozwe mu muringa, ubugari bwa dielectric).
54. Ni gute wanoza igishushanyo mbonera ukoresheje ibisubizo byo kwigana?

Hindura imiterere y'amakuru akurikiranye ukurikije uko urubuga rukwirakwizwa, ongera uburyo bwo guhuza impedance binyuze mu gusesengura parameter, kandi uhindure imiterere kugira ngo ugabanye igihombo.
55. Ni ibihe bikoresho by'ingenzi byo gukora PCB zikoresha ikoranabuhanga rigezweho?

Imashini icukura hakoreshejwe laser (ubuziranenge ± 5μm), laminator ikoresha icyuma gishyushya, imashini icukura neza cyane (ubugari bw'umurongo ± 0.01mm).
56. Ni irihe tandukaniro riri hagati yo gucukura CO₂ laser no gucukura UV laser?

Laser ya CO₂ ikwiriye imbaho nini (>1mm) zifite imyobo minini (≥0.3mm); Laser ya UV ikwiriye imbaho nto (
57. Ni ibihe bipimo by'ingenzi bya laminator y'ubusamo?

Ingano y'ubushyuhe
58. Ni iki gisabwa ku mashini zikora neza cyane kugira ngo zikore imashini zikora neza?

Igipimo cy'ibumba ≥3:1, gihamya ko ingano y'ibumba ku ruhande
59. Ni ubuhe bushobozi bwo kugenzura ibikoresho bya AOI kuri PCB zifite umurongo wo hejuru?

Ishobora kumenya ubugari bw'umurongo/itandukaniro (± 0.005mm), imigozi migufi/imirongo ifunguye, ingano y'inenge nibura 0.01mm.
60. Ni ibihe bisabwa ku bidukikije ku bikoresho bya PCB bifite frequency nyinshi?

Yubahiriza RoHS 2.0 (igabanya ibintu 6 byangiza nk'ubutare bwa lisansi na mercure), ingano ya halogen iri munsi ya 900ppm.
61. Ni gute wagera ku ikorwa ry’ibikoresho bya PCB bifite imikorere idasanzwe kandi ishimishije?

Koresha solder idafite icyuma, icyuma gikomeye kiri munsi ya 0.1mg/L nyuma yo gusukura amazi yanduye, hanyuma ukoreshe ibisigazwa byayo (igipimo cyo kugarura amazi > 95%).
62. Ni ubuhe buryo bwo guta imyanda ku bikoresho bya PCB bifite frequency nyinshi?

Garura umuringa binyuze mu gusya neza + gushonga kw'imiti (igipimo cyo kugarura > 98%), kandi uvure imyanda ya resin mu buryo butangiza.
63. Ni gute ibikoresho bishobora kubora bikoreshwa mu bikoresho bya PCB bifite frequency yo hejuru?

Ibikoresho bishingiye kuri aside polylactic bifite Dr=3.3 na Df=0.005, igipimo cyo kwangirika kiri hejuru ya 80% mu minsi 180 nyuma yo gukoreshwa.
64. Ingaruka z'ibisabwa ku bidukikije ku giciro cya PCB gikoreshwa kenshi ni izihe?

Imikorere y’ibidukikije yongera ikiguzi ku kigero cya 10%-15%, ariko kubahiriza amategeko birinda ibyago byo guhanwa.
65. Ni gute ubuhanga bwo gukora imashini za mudasobwa (AI) bufasha mu gushushanya PCB ifite frequency yo hejuru?

Algorithm za AI zinoza imiterere y'inzira, zigabanya igihe cyo gushushanya hakoreshejwe intoki ho 50% n'igihe cyo gutakaza ikimenyetso ho 15%.
66. Ni iyihe mikoreshereze y'ikoranabuhanga rya 3D mu bikoresho bya PCB bifite umurongo ngenderwaho?

Ifasha imiterere y’ibintu bigoye ya 3D ifite uburyo bwo guhuza hagati y’ibice ± 0.05mm, ariko igihombo cy’ibikoresho muri iki gihe kiri hejuru (Df= 0.01).
67. Ni ibihe bisabwa kuri PCB zifite umurongo wo hejuru mu itumanaho rya quantum?

Ikenera ibikoresho byo gutakaza bike cyane (Df
68. Ni izihe mbogamizi za terahertz frequency bands ku bikoresho bya PCB?

Ikenera ibikoresho bifite Dr
69. Ni iyihe gahunda ihuriweho yo gupakira chips na PCBs zikoresha frequency yo hejuru?

Ikoresha ikoranabuhanga rya 2.5D/3D mu gupfunyika inzira z'ibimenyetso no kugabanya igihombo cya sisitemu ku kigero cya 30%.
70. Ni ibihe bintu byo kubungabunga buri munsi bya PCB zikoresha ikoranabuhanga rihanitse?

Irinde ahantu hashyuha cyane kandi harangwa n'ubushuhe bwinshi (ubushyuhe
71. Ni gute wagabanya ingaruka za parasitiki mu mbaho zikomeye za PCB zifite frequency yo hejuru?

Koresha gucukura inyuma kugira ngo ukureho ibirenzeho ukoresheje uduti, dufite uburebure bwa ≤1/8λ; koresha gucukura mu mwobo unyuramo kugira ngo ugabanye ubushobozi bwa parasite.
72. Ni gute wahitamo ibikoresho bya PCB ku mirongo y'urujya n'uruza rwa milimetero?

Shyira imbere ibikoresho bya Dk iri hasi (
73. Ni gute wagenzura ikoreshwa rya impedance kuri PCB zifite frequency yo hejuru?

Gerageza ibipimo bya S ukoresheje isesengura ry'umuyoboro, bisaba S11 ≤ -15dB n'ikosa ry'impedansi riranga ±5Ω; koresha TDR kugira ngo urebe igipimo cyo kugaruraho
74. Ni ibihe bipimo by'ingenzi byo gushushanya PCB ifite urwego rwinshi rw'amajwi menshi?

Ubugari bw'urwego rwa dielectric 0.05-0.2mm, ubukana bw'icyuma gikozwe mu muringa Ra≤0.5μm; ibice byegeranye bifite umurongo ugororotse, intera y'urwego rw'ingufu/ubutaka
75. Ni gute wakemura ikibazo cyo gusohoka kwa electromagnetic muri PCB zifite frequency yo hejuru?

Koresha amacupa y'icyuma yo kurinda (uburemere bw'ubwirinzi ≥80dB) afite ubugari bw'icyuho
76. Ni ibihe bisabwa ku intera y'inzira ku bimenyetso bitandukanya kuri PCB zifite frequency yo hejuru?

Intera iri hagati y'umurongo ≥3 × ubugari bw'umurongo, ikosa ry'uburebure
77. Ni gute kurangiza ubuso bwa PCB bigira ingaruka ku bimenyetso bikoresha umurongo wo hejuru?

ENIG itanga ubuso bworoshye n'igihombo gito; ubunini bw'ubugari bwa OSP bukwiranye n'ikoreshwa rya frequency yo hejuru, birinda igihombo cya rukuruzi kiva mu bice bya nikeli.
78. Ni gute wanoza imiterere ya PCB ifite frequency yo hejuru binyuze mu kwigana?

Koresha HFSS/CST kugira ngo umenye neza SI/PI; kora isesengura rya S-parameter sweep kuri ≥10 frequency points.
79. Ni gute wagenzura ubushyuhe mu mbaho zikomeye za PCB zifite frequency yo hejuru?

Hitamo ibikoresho bifite CTE ≤15ppm/℃, wongere ubushyuhe ukoresheje ubucucike (≥20/cm²), kandi ukoreshe imbaho zikozwe mu byuma zipfutse umuringa.
80. Ni gute wagabanya igihombo cya dielectric muri PCB zifite frequency yo hejuru?

Koresha ibikoresho bya PTFE bifite Df nkeya; ongera ubugari bw'urwego rwa dielectric kugira ngo ruvane n'imiterere ya λ/4 resonance kandi ugabanye igihombo cy'ingufu.
81. Ni izihe ngaruka zo kwihanganira ubushobozi bwo gukora ku mikorere y’urubaho rwa PCB rukomeye ku buryo bworoshye?

Ubugari bw'umurongo ± 0.02mm butera impedance 波动 ± 3Ω; ubugari bwa dielectric ± 0.01mm butera kunyura kwa Dk ± 0.1, bisaba kugenzura cyane.
82. Ni gute wakemura ikibazo cy’urusaku rw’amashanyarazi mu miyoboro ya PCB ifite umurongo wo hejuru?

Shyira MLCC combinations (10nF/100nF/1μF) aho ingufu zinjira; gabanya urwego rw'amashanyarazi n'intera ya ≥50mil hagati y'aho ingufu zituruka.
83. Ni izihe ngingo z'ingenzi zo gushushanya ibikoresho byo gupima bya PCB zikomeye zikoreshwa cyane?

Impedansi yo guhuza ibyuma

PCB ifite umurongo wo hejuru

1. Ikibaho gikomeye cya PCB gikoresha frequency yo hejuru ni iki?

2. Ni irihe tandukaniro rikomeye riri hagati ya PCB zifite frequency yo hejuru na PCB zisanzwe?

3. Ni ibihe bintu bisanzwe bikoreshwa kuri PCB zifite frequency yo hejuru?

4. Ni gute ubuziranenge bw'ibimenyetso bya PCB zifite frequency yo hejuru busobanurwa?

5. Ni ibihe bintu bigena igihombo cya dielectric cy'imbaho ​​zikomeye za PCB?

6. Ni ibihe bikoresho bya PCB bikunze gukoreshwa cyane?

7. Ni gute ibikoresho bitandukanye bigira ingaruka ku ihererekanya ry'amajwi?

8. Ni gute uburyo amazi yinjira mu bikoresho bigira ingaruka kuri PCB zikoresha ikoranabuhanga rihanitse?

9. Ni gute wahitamo ibikoresho bya PCB bikwiranye n'imirongo y'urujya n'uruza rwa milimetero?

10. Ni uruhe ruhare rw'ibikoresho by'ibumba mu mikorere y'ibikoresho bikoresha ikoranabuhanga rigezweho?

11. Ni ikihe giciro gito cy’igishushanyo cy’ubugari/intera y’umurongo wa PCB zifite umurongo munini?

12. Ni izihe ngingo z'ingenzi mu miterere y'ibikoresho bya PCB bifite urwego rwinshi rw'imikorere miremire?

13. Ni izihe ngaruka za vias ku bimenyetso bifite umurongo wo hejuru kandi ni gute wabinoza?

14. Ni ayahe mahame ngenderwaho yo gukoresha PCB zifite frequency yo hejuru?

15. Ni ibihe bisabwa byihariye mu mikorere yo gucukura muri PCB zifite frequency yo hejuru?

16. Ni gute inzira yo gushushanya hakoreshejwe amashanyarazi igira ingaruka ku mikorere ya frequency yo hejuru?

17. Ni gute wahitamo kurangiza ubuso bwa PCB zifite frequency yo hejuru?

18. Ni izihe ngaruka z'uburyo bwo gusimbuza lamination ku mikorere y'amabati afite frequency nini?

19. Ni gute wamenya inenge mu nganda za PCB zifite frequency yo hejuru?

20. Ni gute wagabanya igihombo cyo gushyiramo ibikoresho muri PCB zifite frequency yo hejuru?

21. Ni gute wakemura ikibazo cy'igihombo gikabije ku nyungu?

22. Ni izihe mpamvu zitera uburyo bwo kuvugana no guhonyora?

23. Ni gute wakemura ibibazo byo kugarura urumuri rw'ibimenyetso bikoresha frequency yo hejuru?

24. Ni izihe ngaruka z'imirasire ya elegitoroniki ku bikoresho bya PCB bifite umurongo munini w'amashanyarazi kandi ni gute wabyirinda?

25. Ni izihe nzira z'ingenzi zo gukwirakwiza ubushyuhe kuri PCB zifite frequency yo hejuru?

26. Ni gute washushanya imiterere yo gukwirakwiza ubushyuhe bwa PCB zifite frequency yo hejuru?

27. Ni iki kigereranya ubushyuhe bw'ibikoresho bitandukanye?

28. Ni izihe ngaruka z'ubushyuhe ku mikorere ya PCB zifite frequency yo hejuru?

29. Ni gute wamenya ingano n'intera y'ibipimo by'ubushyuhe?

30. Ni ibihe bintu by'ingenzi bikoreshwa mu gupima PCB zifite frequency yo hejuru?

31. Ibipimo bya S n'ibipimo ngenderwaho byo gupima bisobanura iki?

32. Ni gute wakora isuzuma ry’ubwizerwe kuri PCB zifite frequency yo hejuru?

33. Ni irihe hame n'ishyirwa mu bikorwa ry'ibizamini bya TDR?

34. Ni ubuhe buryo bwo gupima EMC kuri PCB zifite frequency yo hejuru?

35. Ni izihe ngingo z'ingenzi zo gusora PCB zifite frequency yo hejuru?

36. Guhitamo connector bigira izihe ngaruka ku bimenyetso bifite umurongo wo hejuru?

37. Ni gute wagabanya igihombo cy'ikimenyetso mu gihe cyo guteranya?

38. Ni izihe mbogamizi zo gukoresha PCB zikoresha ikoranabuhanga ryagutse muri sitasiyo za 5G?

39. Ni ibihe bisabwa byihariye kuri PCB za radar za millimetero-wave z'imodoka?

40. Ni ayahe mahame mpuzamahanga agenga PCB zikoresha ikoranabuhanga rigezweho?

41. Ni ibihe bisabwa byihariye kuri PCB za gisirikare zikoresha ikoranabuhanga rihanitse?

42. Ni ibihe bipimo ngenderwaho by’impamyabushobozi ku bikoresho bipima inshuro nyinshi mu nganda z’imodoka?

43. Ni ibihe bipimo by'inganda ku byerekeye PCB zifite umurongo wo hejuru mu itumanaho rya 5G?

44. Ni ibihe bipimo ngenderwaho byemewe ku bikoresho bya PCB bifite umurongo ngenderwaho w’ikirere?

45. Ni iyihe cyerekezo cy’ubushakashatsi n’iterambere ry’ibikoresho bya PCB byo mu gisekuru gitaha bifite umurongo ngenderwaho munini?

46. ​​Ni izihe nyungu z'ibikoresho bikomejwe na nanotube ya karuboni?

47. Ni irihe tandukaniro ry'imikorere hagati y'ibikoresho byoroshye kandi bikoresha frequency nyinshi n'ibikoresho bikomeye?

48. Ni iki gishobora gukoreshwa ku bikoresho bikoresha ikoranabuhanga rigezweho?

49. Ni ibihe biranga ibikoresho bikozwe muri ceramic bifite frequency yo hejuru?

50. Ni izihe porogaramu zisanzwe zo gushushanya PCB zikoresha uburyo bwa "high-frequency"?

51. Ni gute wakoresha HFSS mu gusimbuza inshuro nyinshi?

52. Ni iyihe mikorere ya porogaramu ya ADS mu gushushanya porogaramu zikoresha amajwi menshi?

53. Ni ubuhe buryo bwo kubara impedance muri porogaramu ya PCB?

54. Ni gute wanoza igishushanyo mbonera ukoresheje ibisubizo byo kwigana?

55. Ni ibihe bikoresho by'ingenzi byo gukora PCB zikoresha ikoranabuhanga rigezweho?

56. Ni irihe tandukaniro riri hagati yo gucukura CO₂ laser no gucukura UV laser?

57. Ni ibihe bipimo by'ingenzi bya laminator y'ubusamo?

58. Ni iki gisabwa ku mashini zikora neza cyane kugira ngo zikore imashini zikora neza?

59. Ni ubuhe bushobozi bwo kugenzura ibikoresho bya AOI kuri PCB zifite umurongo wo hejuru?

60. Ni ibihe bisabwa ku bidukikije ku bikoresho bya PCB bifite frequency nyinshi?

61. Ni gute wagera ku ikorwa ry’ibikoresho bya PCB bifite imikorere idasanzwe kandi ishimishije?

62. Ni ubuhe buryo bwo guta imyanda ku bikoresho bya PCB bifite frequency nyinshi?

63. Ni gute ibikoresho bishobora kubora bikoreshwa mu bikoresho bya PCB bifite frequency yo hejuru?

64. Ingaruka z'ibisabwa ku bidukikije ku giciro cya PCB gikoreshwa kenshi ni izihe?

65. Ni gute ubuhanga bwo gukora imashini za mudasobwa (AI) bufasha mu gushushanya PCB ifite frequency yo hejuru?

66. Ni iyihe mikoreshereze y'ikoranabuhanga rya 3D mu bikoresho bya PCB bifite umurongo ngenderwaho?

67. Ni ibihe bisabwa kuri PCB zifite umurongo wo hejuru mu itumanaho rya quantum?

68. Ni izihe mbogamizi za terahertz frequency bands ku bikoresho bya PCB?

69. Ni iyihe gahunda ihuriweho yo gupakira chips na PCBs zikoresha frequency yo hejuru?

70. Ni ibihe bintu byo kubungabunga buri munsi bya PCB zikoresha ikoranabuhanga rihanitse?

71. Ni gute wagabanya ingaruka za parasitiki mu mbaho ​​zikomeye za PCB zifite frequency yo hejuru?

72. Ni gute wahitamo ibikoresho bya PCB ku mirongo y'urujya n'uruza rwa milimetero?

73. Ni gute wagenzura ikoreshwa rya impedance kuri PCB zifite frequency yo hejuru?

74. Ni ibihe bipimo by'ingenzi byo gushushanya PCB ifite urwego rwinshi rw'amajwi menshi?

75. Ni gute wakemura ikibazo cyo gusohoka kwa electromagnetic muri PCB zifite frequency yo hejuru?

76. Ni ibihe bisabwa ku intera y'inzira ku bimenyetso bitandukanya kuri PCB zifite frequency yo hejuru?

77. Ni gute kurangiza ubuso bwa PCB bigira ingaruka ku bimenyetso bikoresha umurongo wo hejuru?

78. Ni gute wanoza imiterere ya PCB ifite frequency yo hejuru binyuze mu kwigana?

79. Ni gute wagenzura ubushyuhe mu mbaho ​​zikomeye za PCB zifite frequency yo hejuru?

5. Ni ibihe bintu bigena igihombo cya dielectric cy'imbaho zikomeye za PCB?

46. Ni izihe nyungu z'ibikoresho bikomejwe na nanotube ya karuboni?

71. Ni gute wagabanya ingaruka za parasitiki mu mbaho zikomeye za PCB zifite frequency yo hejuru?

79. Ni gute wagenzura ubushyuhe mu mbaho zikomeye za PCB zifite frequency yo hejuru?