Umhlinzeki we-Taconic RF-60A Antenna PCB | Umhlangano we-Turnkey

Lapho kusetshenziswa ama-microwave filters, ama-power amplifiers, kanye namanethiwekhi okuphakelwa kwe-antenna ahlanganisiwe, amaqembu ehadiwe abhekene nesabelomali esiqinile sobuqotho besignali. Ama-laminate avamile e-FR-4 aletha ukulahlekelwa okungamukeleki kokufakwa kanye nokushintsha kwesigaba kumaza aphezulu. Ukuze kugcinwe ukucaca kwesignali, onjiniyela bacacisa ama-substrates asekelwe ku-PTFE njenge-Taconic RF-60A. Njengoba ine-dielectric constant engu-6.15, inikeza ibhalansi efanele phakathi kokunciphisa i-circuit kanye nokusebenza kukagesi okulahlekelwa kancane.

Kodwa-ke, ukukhetha izinto ezifanele kuyisinyathelo sokuqala nje. Ukusebenza kwebhodi lakho langempela kuncike ngokuphelele ekhonweni lefektri lokulawula i-trace geometry, ikhwalithi yokubhoboza, kanye nokuthembeka kwe-plating ku-substrate ye-Teflon engasebenzisi amakhemikhali. Ukuthola umenzi we-PCB we-China Taconic RF-60A onekhono kusho ukubambisana nesikhungo sokukhiqiza i-PTFE PCB esikhethekile esivikela ukubekezelela kwakho ukwakheka kwe-RF kusukela ekwakhiweni kokuqala ngokukhiqizwa ngobuningi. Kwa-Highleap Electronics, sihlanganisa igebe phakathi kokulingisa kukagesi kanye nokukhiqizwa ngokomzimba.

Thumela iphrojekthi yakho ye-RF-60A ukuze ibukezwe yi-DFM

Imininingwane Yobuchwepheshe yeBhodi Yesekethe Ephrintiwe Ye-RF-60A Microwave

Ibhodi lesifunda eliphrintiwe nge-microwave i-RF-60A lakhiwe phezu kwenhlanganisela ye-PTFE elukiwe eqiniswe ngengilazi eyenzelwe ngqo izinhlelo zokusebenza ze-RF ezisebenza kahle kakhulu. Lapho onjiniyela bekhetha lokhu okuvela kuphothifoliyo yethu yezinto ze-dielectric ze-microwave ezithuthukisiwe , bathembela kumamethrikhi athile edatha ukuqinisekisa ukuzinza kwesigaba kanye nokuthembeka kokushisa.

• I-Dielectric Constant (Dk): 6.15 ± 0.15 (ku-10 GHz). Le DD ephakeme ivumela ukwenziwa okuncane kwesekethe uma kuqhathaniswa nezinto ezijwayelekile ze-Dk 3.5, okwenza kube kuhle kakhulu kumamojula e-RF aqinile.
• I-Disipation Factor (Df): 0.0028 (ku-10 GHz). Iqinisekisa ukulahleka kokufakwa okuphansi kakhulu kwezingxenye ze-microwave ezingasebenzi kanye namanethiwekhi okuphakelayo.
• Ukusebenza Okushisayo: 0.41 W/mK. Kwenzelwe ukusingatha izidingo zokushabalalisa ukushisa kwama-amplifier wamandla e-RF afakwe ebusweni asetshenziswa ku imihlangano yebhodi yezokuxhumana eyinkimbinkimbi.
• Ukumuncwa komswakama: 0.02%. Amanzi anokuqiniswa kwe-dielectric okuphazamisayo kakhulu. Leli zinga eliphansi lokumuncwa liqinisekisa ukusebenza okuzinzile kwe-impedance ngisho nasezindaweni ezingaphandle ze-antenna eziveziwe.

Izithiyo Ekukhiqizweni Kwebhodi Lokulahlekelwa Okuphansi le-RF-60A

Ukukhiqiza i-Taconic RF-60A PCB evame ukusetshenziswa ngokwezifiso kuhluke kakhulu ekukhiqizeni i-FR-4 eqinile ejwayelekile. Ukwakheka kwe-PTFE yengilazi elukiwe yale nto kumelana ngamandla nokucutshungulwa kwamakhemikhali okujwayelekile. Ukuqinisekisa ukuthi ibhodi lakho elibonakalayo lihambisana nokulingisa kwakho kwe-HFSS noma kwe-CST, ifektri enekhono kumele ibe yingcweti ezigabeni ezintathu ezibalulekile zokukhiqiza.

1. Ukuqopha Ukulandelela kanye Nokunemba kwe-LDI

Ngenxa yokuthi i-Dk ye-RF-60A ingu-6.15, ama-trace akho e-RF angu-50-ohm azoba mancane kakhulu kunalawo akwi-substrate ephansi ye-Dk. Ibhavu elijwayelekile lokusika amakhemikhali lizodlula kalula le migqa emincane, lidle ezindongeni ezisemaceleni zethusi. Lokhu kudala iphrofayili ye-trace ye-trapezoidal eshintsha i-impedance yesici futhi ibangele ukubonakaliswa okukhulu kwesignali.

Ukuze kuvinjelwe lokhu ngesikhathi sokwenziwa kwebhodi lokulahlekelwa okuphansi le-RF-60A, i-Highleap isebenzisa kuphela i-Laser Direct Imaging (LDI) kunezimaski zefilimu zendabuko ngesikhathi sokucubungula kwethu i-PCB yamagagasi angamamilimitha . I-LDI iqinisekisa izindonga eziqondile eziqondile ezinokubekezelela okungu-±10%. Ngaphezu kwalokho, sicebisa kakhulu abaklami ukuthi basho ithusi eliyisisekelo elingu-0.5 oz (18 μm) noma elingu-1 oz (35 μm). Ithusi elisindayo (2 oz noma ngaphezulu) ngokwemvelo lidinga ukuqoshwa kwamakhemikhali isikhathi eside okunciphisa ngokungenakugwenywa ama-trace amancane e-microwave.

2. I-PTFE Metallization kanye ne-Plasma Desmear

I-Teflon ayisebenzi ngamakhemikhali futhi ayithandi amanzi ngokwemvelo (ixosha amanzi). Uma ifektri ibhoboza ibhodi le-RF-60A bese ilisebenzisa emgqeni ojwayelekile we-electroless copper plating, ithusi eliwuketshezi lizophakama bese liphuma libushelelezi ngezindonga. Lokhu kuholela ezisekelweni ezivulekile ezibulalayo lapho ibhodi libhekana nokushaqeka kokushisa ngesikhathi sokugeleza kabusha kwe-SMT.

Ukwenza ibhodi lesekethe le-Taconic RF-60A eliphumelelayo kudinga ukusebenza okuqinile kwe-fluoropolymer. Ngaphambi kokufaka iplati, sibeka amaphaneli abholiwe ekamelweni le-plasma elingenalutho, senze i-ion ibe yingxube enembile ye-CF4 namagesi e-Oxygen. Le plasma enamandla aphezulu ihlasela i-PTFE ngokomzimba, inciphise udonga lwembobo ukuze idale indawo ethanda amanzi. Lokhu kuqinisekisa ukuthi i-catalyst ye-palladium kanye neplatingi yethusi elandelayo kubambelela ngokuphephile emgqonyeni, kufinyelelwe amazinga okukhiqiza e-IPC Class 3.

3. Ukulinganisa Okulinganiselwe Kokubhaliswa Kwezingqimba Eziningi

Naphezu kokuqina kwe-fiberglass elukiwe, i-PTFE polymer igcina ukucindezeleka okukhulu kwangaphakathi kwemishini kusukela enkambisweni yayo yokucwilisa esitshalweni sezinto zokusetshenziswa. Ngesikhathi sokukhiqizwa kwebhodi elingenalutho elinobukhulu obuphezulu , lapho sisusa izindiza zomhlabathi zethusi ezisindayo ukuze sakhe isekethe yakho, lokhu kucindezeleka okwakhelwe ngaphakathi kukhishwa ngamandla, okwenza ukuthi izinto zinciphe ngendlela engavamile.

Uma kulungiswa imikhondo ye-RF emincane kakhulu ezingqimbeni ezingu-8 noma ezingu-10, izimbangela zokuncipha okungakhokhelwa ngokuqhekeka kanye nokubhaliswa kabi kwezingqimba okubi. Onjiniyela bethu be-CAM baxazulula lokhu ngokusebenzisa amaphaneli okuhlola esihloko sokuqala ukuze babale izici eziqondile zokulinganisa ubukhulu be-X/Y. Lezi zilinganiso zokunciphisa zisetshenziswa ngqo kubuciko bakho be-Gerber ngaphambi kokuvezwa kwe-LDI, okuqinisekisa ukulungiswa okuphelele kwezingqimba kuya kwezingqimba.

Ama-Stackups e-Hybrid: Ukwehlisa Isilinganiso Sakho Sokwenziwa kwe-Taconic RF-60A PCB

Ama-laminate e-PTFE avame kakhulu amelela ingxenye enkulu yezindleko zakho ze-BOM. Ukusebenzisa i-RF-60A kuyo yonke ingqimba yebhodi enezingqimba ezingu-8 kuwukuchitha imali enkulu yesabelomali sakho sokuthenga uma kuphela ingqimba ephezulu ephethe isignali ye-microwave.

Ukuze sibale amanani akho e-hybrid RF stackup futhi sehlise kakhulu isilinganiso sakho sokwenziwa kwe-Taconic RF-60A PCB, singochwepheshe kubunjiniyela be-hybrid stackup obungalingani. Sisebenzisa izinto ezibizayo ze-RF-60A kuphela ezingqimbeni zangaphandle ezibalulekile, futhi sizihlanganisa ne-FR-4 engabizi kakhulu, ephezulu ye-digital logic yakho yangaphakathi kanye nezindiza zamandla. Ngokusebenzisa izindlela zokupheka zokucindezela ukushisa ezenzelwe wena, ezihamba kancane, sihlanganisa lezi zinto ezingafani ngokuphelele ngaphandle kokudala i-warpage engalingani.

Izikhathi Zokuhola Ze-Taconic RF-60A Microwave PCB Prototype

Isikhathi sokuthengisa sibalulekile emkhakheni wezokuxhumana. Ukulinda amasonto ukuze ifektri ithole izinto zokusetshenziswa ezivela kubathengisi baphesheya akwamukeleki. Sigcina uhlu oluhlelekile lwama-laminate e-PTFE athandwa kakhulu, okusivumela ukuthi siqalise i-prototype yakho ye-Taconic RF-60A microwave PCB ngokushesha ngemuva kokuvunyelwa yi-DFM.

Asishiyi ukusebenza kwakho kwe-RF ngengozi. Sibheka ububanzi bomkhondo wakho ngokumelene nezici zethu zokugoba zasefektri sisebenzisa amaphrothokholi akhethekile okugoba ama-microwave kanye nama-Polar Instruments impedance calculators. Ngemva kokukhiqiza, sihlola amakhuphoni okugoba ngokomzimba sisebenzisa imishini ye-Time Domain Reflectometry (TDR). Iqoqo ngalinye lokukhiqiza lithunyelwa nombiko ophelele wokuhlola we-TDR, ohlinzeka ngobufakazi obubhaliwe bokuthi amabhodi akho e-high-Dk ahlangabezana nemininingwane yakho eqondile engu-50-ohm.

Ukuhlanganiswa kwe-Turnkey kusuka ku-Taconic RF-60A RF PCB Factory

Ukuhambisa amabhodi e-PTFE abucayi kusuka kumkhiqizi webhodi elingenalutho kuya endlini yokuhlangana ehlukile kuletha izingozi ezinkulu zokuhamba. Ukuphatha imihuzuko ku-trace ebalulekile ye-RF encane kungashintsha kalula i-impedance, kubhubhise ukusebenza okulungisiwe kwemodyuli.

Ukuze kuqedwe ukukhombana ngomunwe komhlinzeki, i-Highleap Electronics isebenza njengefektri ephelele ye-Taconic RF-60A RF PCB kanye nomhlinzeki we-Taconic RF-60A antenna PCB ozinikele. Sishintsha iphrojekthi yakho ngaphandle kokuphazamiseka kusuka emigqeni yethu yokucubungula emanzi ebhodini elingenalutho iye ngqo emigqeni yethu yobuchwepheshe bokufaka ubuso obuyi-turnkey (SMT).

Ngokugcina iphrojekthi yakho ingaphansi kophahla olulodwa, sakha amaphrofayili okushintshashintsha kokushisa ngokwezifiso ahlonipha i-substrate ye-PTFE futhi sisebenzisa ukuhlolwa kwe-3D X-Ray (AXI) ukuqinisekisa ukugqwala kokushisa okungenasici ngaphansi kwezingxenye ze-RF ezinamandla aphezulu. Xhumana nethimba lethu lobunjiniyela namuhla ukuze uthumele amafayela akho e-Gerber kanye ne-BOM.