Bincike da Rage Hayaniyar Samar da Wutar Lantarki a Tsarin Tsarin PCB Mai Yawan Mita

A cikin PCB mai yawan mitas, hayaniyar samar da wutar lantarki ta fito fili a matsayin wani muhimmin nau'in tsangwama. Wannan labarin yana gudanar da cikakken bincike game da halaye da asalin hayaniyar samar da wutar lantarki a cikin PCBs masu yawan mita, kuma yana ba da mafita masu amfani da inganci dangane da aikace-aikacen injiniya.

A.Binciken Hayaniyar Samar da Wutar Lantarki

Hayaniyar samar da wutar lantarki na nufin hayaniyar da wutar lantarkin ke haifarwa ko ta katsewa. Wannan tsangwama ta bayyana a fili a cikin waɗannan fannoni:

1. Hayaniyar da aka rarraba sakamakonimpedance na ciki na samar da wutar lantarki. A cikin da'irori masu yawan mitoci, hayaniyar samar da wutar lantarki tana tasiri sosai ga siginar masu yawan mitoci. Saboda haka, buƙatar farko ita ce ƙarancin hayaniyatushen wutan lantarkiHaka kuma, akwai muhimman abubuwa guda biyu da suka shafi tsaftar ƙasa da samar da wutar lantarki.

A cikin yanayi mai kyau, samar da wutar lantarki zai kasancebabu impedance, wanda hakan ba ya haifar da hayaniya. Duk da haka, a aikace, wutar lantarki tana da wani impedance, wanda aka rarraba a duk faɗin wutar lantarki, wanda ke haifar da sanya hayaniya a saman. Saboda haka, ya kamata a yi ƙoƙari don rage tasirin wutar lantarki. Ya fi kyau a sami wani takamaiman tsari jirgin sama mai ƙarfikumajirgin ƙasaA cikin ƙirar da'ira mai yawan mita, gabaɗaya ya fi tasiri a tsara samar da wutar lantarki a cikin yadudduka maimakon a cikin tsarin bas, don tabbatar da cewa madauki yana bin hanyar koyaushe ba tare da ƙarancin juriya ba. Bugu da ƙari, allon wutar lantarki yana ba damadaurin siginaga duk siginar da aka samar da kuma aka karɓa akan PCB, ta haka ne rage madaurin siginar da rage hayaniya.

2. Tsangwama Tsakanin Filin Yanayi: Wannan nau'in tsangwama ya shafi hayaniyar da ke tsakanin wutar lantarki da ƙasa. Yana tasowa ne daga tsangwama da madauki da aka samar ta hanyar da'irar da ta lalace da kuma ƙarfin wutar lantarki na yanayin da aka saba samu daga saman ma'aunin da aka saba samu. Girman ya dogara ne da filayen lantarki da maganadisu, kuma ƙarfinsa yana da ƙasa kaɗan.

A cikin wannan yanayin, raguwar halin yanzu (Ic) yana haifar da ƙarfin lantarki na yau da kullun a cikin jerinmadauki na yanzu, yana shafar sashen karɓa. Idanfilin maganadisuyana mamaye, ƙarfin lantarki na yanayin gama gari da aka samar a cikin jerin madauki na ƙasa ana bayar da shi ta hanyar dabarar:

ΔB a cikin dabarar (1) yana wakiltar canjin ƙarfin maganadisu, wanda aka auna a cikin Wb/m²; S yana nuna yankin a cikin m².

Don wanifilin lantarki, lokacin da filin lantarki An san ƙimar, ƙarfin wutar lantarki da aka haifar ana bayar da shi ta hanyar Lissafi (2), wanda gabaɗaya ana amfani da shi lokacin da L = 150/F ko ƙasa da haka, tare da F yana wakiltarMitar raƙuman lantarkia cikin MHz. Idan an wuce wannan iyaka, za a iya sauƙaƙe lissafin matsakaicin ƙarfin lantarki da aka haifar kamar haka:

3. Bambancin Yanayin Filin Tsangwama: Wannan yana nufin tsangwama tsakanin samar da wutar lantarki da kumaLayin wutar lantarki na shigarwa da fitarwasA cikin ainihin ƙirar PCB, marubucin ya lura cewa gudummawar da yake bayarwa ga hayaniyar samar da wutar lantarki ba ta da yawa, don haka za a iya cire ta a nan.
4. Tsangwama a IntanetWannan nau'in tsangwama ya shafi tsangwama tsakanin layukan wutar lantarki. Idan akwai ƙarfin haɗin gwiwa (C) da kuma inductance na haɗin gwiwa (M1-2) tsakanin da'irori biyu daban-daban masu layi ɗaya, tsangwama za ta bayyana a cikin da'irar da aka tsangwama idan akwai ƙarfin lantarki (VC) da current (IC) a cikin da'irar tushen tsangwama:
   1. An bayar da ƙarfin lantarki da aka haɗa ta hanyar capacitive impedance ta hanyar Lissafi (4), inda RV ke wakiltar ƙimar layi ɗaya tajuriya ta kusada kumajuriya mai nisanada'irar da aka yi katsalandan.
   2. Juriyar Jeri ta hanyar haɗakar inductive: Idan akwai hayaniyar yanayi gama gari a cikin tushen tsangwama, tsangwamar interline gabaɗaya tana bayyana a cikin yanayin gama gari da yanayin bambance-bambance.
5. Haɗin Layin WutaWannan lamari yana faruwa ne lokacin da layin wutar lantarki ke aika tsangwama zuwa wasu na'urori bayan an yi musuTsangwamar lantarki daga AC ko DC tushen wutar lantarkiWannan yana wakiltar wani nau'i na tsangwama a cikin hayaniya ta hanyar samar da wutar lantarki a kaikaice da'irar mita mai yawasYana da mahimmanci a lura cewa hayaniyar samar da wutar lantarki ba lallai bane ta samo asali ne daga kanta ba, amma kuma tana iya faruwa ne sakamakon shigar da tsangwama daga waje, wanda ke haifar da sanya hayaniyar da kanta (ta haskaka ko kuma ta gudanar) ta hanyar sanya hayaniyar da kanta, ta haka ne ke katse wasu da'irori ko na'urori.

• Matakai Don Kawar da Hayaniya Kan Samar da Wutar Lantarki

Idan aka yi la'akari da bambance-bambancen da ke tattare da tsangwamar wutar lantarki da kuma dalilan da ke haifar da tsangwamar wutar lantarki da aka yi nazari a sama, yanayin da ke haifar da tsangwamar wutar lantarki na iya katsewa musamman, wanda hakan zai iya rage tsangwamar yadda ya kamata. Ana ba da shawarar hanyoyin magance waɗannan matsalolin:

• Hankali gaRamin Ta Hanyar Boards: Ta hanyar ramukan da ake buƙatabuɗewar ƙwanƙwasas akanLayer na samar da wutar lantarki don daidaita hanyar wucewarsu. Idan buɗewar layin wutar lantarki ta yi girma sosai, zai iya shafar madaurin siginar, yana tilasta siginar ta wuce gona da iri da kuma ƙara yankin madauki da hayaniya. Idan wasu layukan sigina sun taru kusa da buɗewar kuma suna raba wannan madauki, toshewar gama gari na iya haifar da magana ta haɗin gwiwa.
• Isasshen Wayar Ƙasa don Kebul: Kowace sigina tana buƙatar nata madaurin siginar da aka keɓe, tare da kiyaye yankin siginar da madauki ƙanana gwargwadon iyawa, wanda ke tabbatar da daidaiton layi ɗaya.
• Sanya Matatar Hayaniya ta Samar da Wutar Lantarki: Wannan matatar tana danne hayaniyar samar da wutar lantarki ta ciki yadda ya kamata, tana kuma inganta tsarinhana tsangwama da aminci. Yana aiki a matsayin hanya biyuMatatar RF, tace tsangwamar hayaniya da aka shigar daga layin wutar lantarki (hana tsangwama daga wasu na'urori) da kuma hayaniya da kanta ke haifarwa (don gujewa tsangwama ga wasu na'urori), da kuma tsangwamar yanayin gama gari ta hanyar amfani da hanyoyin sadarwa.
• Warewa a Wutar LantarkiNa'urar Canza Wutar LantarkiWannan yana ware madaurin ƙasa na gama gari nakebul na siginar madauki mai samar da wutar lantarki, yadda ya kamata a raba wutar lantarki ta hanyar amfani da madauri na gama gari da aka samar a manyan mitoci.
• Dokar Wutar Lantarki: Maido da ingantaccen wutar lantarki zai iya rage hayaniyar wutar lantarki sosai.
• Wayoyi: Ya kamata a nisantar da layukan shigarwa da fitarwa na wutar lantarki daga gefen allon dielectric don guje wa samar da hasken rana da kuma tsoma baki ga wasu da'irori ko kayan aiki.
• Kayayyakin Wutar Lantarki na Analog da na Dijital: Na'urori masu yawan mita suna da matuƙar saurin kamuwa da hayaniyar dijital, don haka ya kamata a ware su biyun a haɗa su wuri ɗaya a ƙofar samar da wutar lantarki. Idan sigina yana buƙatar ketare yankunan analog da na dijital, za a iya sanya madauki a kan siginar don rage yankin madauki.
• A guji haɗakar da ke tsakanin samar da wutar lantarki tsakanin layuka daban-daban: Yi ƙoƙarin karkatar da su don hana hayaniyar samar da wutar lantarki cikin sauƙi ta hanyar amfani da ƙarfin parasitic.
• Abubuwan da ke da Alaƙa da Keɓewa: Abubuwa kamar madaukai masu kulle-kulle (PLLs) suna da matuƙar saurin kamuwa da hayaniyar samar da wutar lantarki kuma ya kamata a kiyaye su nesa da wutar lantarki gwargwadon iko.
• Sanya Igiyar Wutar Lantarki: Sanya layin wutar lantarki kusa da layin sigina, zai iya rage madaurin sigina kuma ya cimma rage hayaniya.
• Tsarin Gina Hanya: Domin hana tarin hayaniya da katsewar wutar lantarki ke haifarwa a kan allon da'ira da kuma katsewar wutar lantarki ta waje, ana iya kafa hanyar girka wutar lantarki a kan hanyar tsangwama (ban da radiation), wanda hakan ke ba da damar a kauce wa hayaniyar zuwa ƙasa tare da guje wa tsangwama ga wasu na'urori da kayan aiki.

A ƙarshe:Hayaniyar samar da wutar lantarki, ko da an samar da ita kai tsaye ko a kaikaice daga wutar lantarki, tana tsoma baki a cikin da'irar. Lokacin da ake danne tasirinta akan da'irar, ya kamata a bi ƙa'ida ta gaba ɗaya: rage tasirin hayaniyar samar da wutar lantarki akan da'irar yayin da kuma rage tasirin abubuwan waje ko da'irar akan wutar lantarki don hana lalacewar hayaniyar samar da wutar lantarki.