Rogers PCB ke eng?
Ho tsoa lebitsong la eona, re ka tseba habonolo hore na e bua ka eng. Joalokaha ho boletsoe pejana, Rogers PCBs ke li-PCB tse entsoeng ka thepa ea Rogers. Mefuta ea thepa e sebelisoang haholo ke: Rogers 4350B, Rogers 4003C le Rogers 3003.
Ke liboto tsa potoloho tsa Rogers tsa mofuta ofe tse loketseng lits'ebetso tsa maqhubu a holimo?
Rogers Company ke moetsi ea ka sehloohong oa lefats'e oa lisebelisoa tsa PCB tse sebetsang hantle tse sebelisoang ho microwave le liboto tsa potoloho tse hatisitsoeng tsa RF. Kahoo, hoo e batlang e le mefuta eohle ea liboto tsa potoloho tse hatisitsoeng tsa Rogers li loketse lits'ebetso tsa maqhubu a holimo.
Ha ho tluoa ts'ebelisong ea li-PCB libakeng tse mongobo o phahameng, u ka khothaletsa eng?
Lisebelisuoa tsa PCB tse fokolang mongobo li lula li khothalletsoa ha ho tluoa tabeng ea ho sebelisa li-PCB libakeng tse phahameng tsa mongobo, tse kang Rogers PCB. Lisebelisoa tsa Rogers li ka phephetsa libaka tse joalo 'me tsa ba le monyetla oa ho hanyetsa lik'hemik'hale, mongobo, le mocheso o phahameng le ho ba le matla a maholo a peel, ho lumella liboto tsa potoloho tse phahameng ho sebetsa ka matla.
Liboto tsa potoloho tsa Rogers FR4 ke eng?
Liboto tsa Rogers FR4 ke liboto tsa potoloho tse hatisitsoeng tse hlahisoang ke lisebelisoa tsa Rogers le FR4. Ka tloaelo, e ka ba li-PCB tsa li-mutilayer tse nang le lisebelisoa tsa Rogers ka likarolo tse kantle. RO4350B, RO4003C le Rogers3003 hangata li sebelisoa mofuteng ona oa lipotoloho.
Na liboto tsa potoloho tse hatisitsoeng tsa Rogers li molemo ho feta liboto tsa potoloho tsa FR4?
Ho thata ho bolela hore na ke efe e molemo. E itšetlehile ka likopo. Bakeng sa lisebelisoa tsa microwave le RF, liboto tsa potoloho tse hatisitsoeng tsa Rogers li hlile li betere. Empa thepa ea FR4 le eona e na le melemo ea eona joalo ka ho ts'epahala le litšenyehelo tse tlase.
U fumana thepa ea mofuta ofe bakeng sa ho etsa liboto tsa potoloho tse hatisitsoeng?
Mefuta e fapaneng ea thepa e sebelisoa ho latela litlhoko tse fapaneng tsa ho etsa li-PCB. Ka mohlala, lisebelisoa tsa FR-4 ke lisebelisoa tse sebelisoang ka ho fetisisa bakeng sa li-PCB tse tloaelehileng ha lisebelisoa tsa Rogers tse kang Rogers 4350 le Rogers 4003 li hlokeha bakeng sa li-PCB tse phahameng haholo.
A na u fana ka linako tse potlakileng tsa phetoho bakeng sa liboto tsa potoloho tse hatisitsoeng tse entsoeng ka thepa ea Rogers?
E, re ka fana ka Rogers PCB e potlakileng. Re tla leka ka hohle ho finyella litlhoko tsa hau le ho fana ka lihlahisoa tsa Rogers PCB kamoo u hlokang kateng. Re lula re na le palo e itseng ea Rogers RO4350B le Rogers RO4003C setokong.
Na li-PCB tsa Roger li loketse lits'ebetso tsa sebaka?
E, li-PCB tsa Rogers li loketse sebaka sa microwave le lisebelisoa tsa RF, 'me thepa ea Rogers ke e' ngoe ea tse molemo ka ho fetisisa sebakeng sena.
Ke mefuta efe e meng ea foil ha ho tluoa tabeng ea ho roala tšepe bakeng sa Rogers PCB?
Electrodeposited
Qholotsoe
Foil e hanyetsanang
Electrodeposited reverse pickled/treated metal cladding
Na u hlokomela liboto tsa potoloho tse hatisitsoeng tsa Rogers?
E, re ka fana ka tloaelo ea Rogers PCB ho latela litlhoko tsa hau. Mefuta e sebelisoang hangata ke RO4350B, RO4003C le RO3003. Ka kopo ikutloe u lokolohile ho sebetsa le rona. Re tla u fa lihlahisoa tsa boleng bo holimo ka litheko tse ntle. Re labalabela ho u sebeletsa!
Liphapang tse ling tsa bohlokoa lipakeng tsa lisebelisoa tsa Rogers RO4000 le RO3000 ke life?
Letoto la RO4000 le fana ka ts'ebetso e phahameng empa ka theko e phahameng ho feta letoto la RO3000. Liphapang tse ka sehloohong:
RO4000 e na le "dielectric" e tlase bakeng sa karabelo e ntle ea maqhubu a phahameng.
RO4000 e na le tahlehelo e tlase bakeng sa botšepehi bo nepahetseng ba matšoao.
RO4000 e fana ka taolo e ntle ea impedance le botsitso.
Letoto la RO3000 le na le litšenyehelo tse ntlafalitsoeng bakeng sa lits'ebetso tsa khoebo.
RO4000 e fana ka likhetho tse phahameng tsa conductivity tsa mocheso.
RO4000 e na le CTE e nyane ea z-axis bakeng sa ts'epo e ntlafalitsoeng.
U qoba ho kena-kenana le maqhubu a phahameng joang ho PCB?
Likarolo tse phahameng tsa maqhubu li lokela ho behoa ka tsela eo li nang le mekhoa e khutšoanyane ka hohle kamoo ho ka khonehang. Li-decoupling (kapa bypass) li-capacitor li lokela ho behoa haufi ka hohle kamoo ho ka khonehang ho pini e 'ngoe le e' ngoe ea matla a likarolo tse sebetsang, ka hona ho fokotsa li-spikes tsa hona joale nakong ea ho fetola pontšo, le ho qoba ho khutlela fatše.
PCB ea High Frequency ke eng?
High frequency PCB ke mofuta oa PCB e etselitsoeng ka ho khetheha ho sebetsa ka matshwao a maqhubu a phahameng ho tloha ho 1 GHz ho ea holimo. E entsoe ka lisebelisoa tse phahameng tsa maqhubu, 'me e sebelisoa lisebelisoa tse ngata tse hlokang phetisetso ea matšoao a potlakileng, a ka tšeptjoang, a sebetsang hantle le a tlaase a nang le motlakase o sa khaotseng. Ka kakaretso, li-PCB tsa maqhubu a phahameng li emela ntlha ea nts'etsopele ea theknoloji ea morao-rao ea puisano e kang 5G, puisano e se nang mohala (WIFI), lisebelisoa tsa radar, maqhubu a seea-le-moea sa microwave, lisebelisoa tsa sathelaete, le lisebelisoa tse ling tsa elektronike tse tsoetseng pele haholo litabeng tsa bongaka le tsa sesole.
PCB ea maqhubu a phahameng ke eng le melemo le lits'ebetso tsa eona?
Li-PCB tsa HF li hlalosoa ke "dielectric constant" e tlase (Dk), "dielectric factor" e tlase (Df), le maemo a tlase a katoloso ea mocheso. Li sebelisoa khafetsa bakeng sa theknoloji ea HDI. Li boetse li sebelisoa haholo likhokahanong tse lebelo le holimo, mehala, le theknoloji ea RF microwave.
Joang ho thibela lets'oao la maqhubu a holimo ho baka mathata ho PCB ea hau?
Mekhoa e kang lifofane tse arohaneng, ho roka li-vias, le ho theola linaleli li ka sebelisoa ho fokotsa loops le ho netefatsa litsela tse nepahetseng tsa ho khutla. Ka ho theha lifofane tsa fatše tse tiileng, tse fokolang, baqapi ba ka fokotsa lerata ka katleho le ho ntlafatsa ts'ebetso ea li-circuits tse phahameng.
U boloka botšepehi ba matšoao joang ho PCB?
Molao o bonolo ke ho tsamaisa lihlopha tse latellanang ka li-angles tse nepahetseng ho tse ling. Ho sebelisa lifofane tsa fatše ho arola likarolo tse hlokolosi hape ke mokhoa o motle oa ho boloka botšepehi ba matšoao. Lerata la phepelo ea motlakase ke taba e kholo 'me e hloka moralo o hlokolosi.
Lisebelisoa tse tloaelehileng tsa Rogers PCB ke life?
Jarious microwave eouioment celllar base staton antennas le power ampifers, microwave pointo-point P2P inki, automotwe radars and sensors radio freguenc: identification (RFlD) tags, LNBs for live broadcast satellites.
Ke khetha thepa ea RF PCB joang?
Ha re leka ho khetha thepa ea RF PCB, ntho ea bohlokoa ka ho fetisisa ke ho netefatsa hore dielectric constant (DK) le dissipation factor (DF) ea thepa e ka kopana le tlhokahalo ea maqhubu a motlakase a lisebelisoa tsa hau. Hape, re lokela ho khetha thepa e sebelisoang ka ho fetisisa, e kang Rogers RO4350B, RO4003C, Panasonic MEGRON 6, MEGTRON 7 joalo-joalo.
Ke qala joang ka moralo oa RF PCB?
Taba ea mantlha, re hloka ho tseba ts'ebetso le ts'ebeliso ea lits'ebetso tsa hau. Ea bobeli, re hloka ho rala setšoantšo. Taba ea boraro re hlahisa lifaele tsa Gerber bakeng sa tlhahiso ea PCB le lenane la BOM bakeng sa kopano ea PCB. Qetellong, tlhahlobo e felletseng ea lisebelisoa tsa RF PCB ke ntho e tlamang, 'me e tla thusa ho fumana lisebelisoa tsa rona ka boleng bo holimo le litheko tsa tlholisano.
Mofuta oa maqhubu a PCB ke ofe?
Maqhubu a maqhubu a PCB a ka tloha ho 0HZ ho ea ho feta 300GHZ. Hangata re e bitsa PCB ea maqhubu a phahameng haeba sekhahla sa maqhubu a PCB se le seholo ho feta 30MHZ, 'me maqhubu a fetang 3GHZ a phahame haholo.
Na thepa ke eona ntho ea bohlokoahali bakeng sa RF PCB?
Ee e joalo. Thepa ea RF eo re e khethileng e tla ama ts'ebetso ea RF PCB ea rona lits'ebetsong tsa rona haholo. Hape, phapang ea litšenyehelo e kholo bakeng sa mefuta e fapaneng ea thepa ea RF. Ka hona, re lokela ho sebelisa thepa e turang haholo ho fihlela litlhoko tsa rona tsa maqhubu a motlakase.
Phapano ke efe lipakeng tsa RF PCB le PCB e tloaelehileng?
RF PCB e tlameha ho etsoa ka thepa ea maqhubu a holimo ho fihlela litlhoko tsa phetisetso ea mats'oao. Empa PCB e tloaelehileng e entsoe ka thepa e tloaelehileng ea FR4 feela ho kopana le mesebetsi ea elektroniki kamora kopano ea PCB.
Phapano ke efe lipakeng tsa RF le microwave?
RF e khutsufetse bakeng sa maqhubu a seea-le-moea. Ka bobeli RF le microwave ke maqhubu a makhutšoane haholo a maqhubu a motlakase le maqhubu a phahameng haholo. Phapang e kholo lipakeng tsa RF le microwave ke mofuta oa frequency. RF e tloha ho 30MHZ ho isa ho 300GHZ, 'me microwave e tloha ho 1GHZ ho isa ho 100GHZ.
Sephutheloana se nepahetseng sa RF PCB ke sefe?
Sephutheloana se loketseng sa RF PCB se lula se na le bonyane microwave e le 'ngoe le RF dielectric, joalo ka Rogers RO4350, RO4003, RO3003, joalo-joalo. Mohlala, 4-layer RF PCB stackup e ka ba: layer 1 le layer 2 ke R04350, layer 2 le. layer 3 ke FR4, le layer 3 le layer 4 ke RO4350.
Ke tlhahlobo ea mofuta ofe e hlokahalang bakeng sa li-PCB tse phahameng haholo?
Mekhoa ea tlhahlobo e hlokahalang bakeng sa li-PCB tsa maqhubu a holimo ke e latelang.
1. Teko ea Motlakase bakeng sa Open and Short
2. Tlhahlobo e Ikemetseng ea Optical
3. Teko ea impedance ea TDR
4. Tlhahlobo ea Ts'ebetso
5. Teko ea solderability
6. Teko ea Mocheso
7. Teko ea Tape bakeng sa Solder Maks
8. Tlhahlobo ea Peel bakeng sa Bakhanni