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- Khafetsa e phahameng
- Ho Tšepahala ho Phahameng
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Surface Mount Baluns (Balance-Unbalance transformers) ke likarolo tse khethehileng tsa RF/microwave tse etselitsoeng ho fetolela lipakeng tsa mats'oao a motlakase a leka-lekaneng le a sa leka-lekanang lipotolohong tsa maqhubu a phahameng. E entsoe ka theknoloji e tsoetseng pele ea filimi e tšesaane kapa ea multilayer ceramic, lisebelisoa tsena tse kopanetsoeng li fana ka phetoho ea bohlokoa ea ho thibela le ho lahla mekhoa e tloaelehileng. E le li-block tsa bohlokoa tsa ho aha lits'ebetsong tse se nang mohala, li thusa ponts'o e nepahetseng ea matšoao ha li ntse li latela mekhoa ea sejoale-joale ea ho kopanya e ikemetseng. Moralo oa bona o holimo-limo o li etsa hore li tšoanelehe bakeng sa tlhahiso ea molumo o phahameng ho pholletsa le likhokahano tsa mehala, IoT, le lisebelisoa tsa elektroniki tsa bareki.
1. Ts'ebetso e phahameng ea maqhubu le boenjiniere bo nepahetseng
Ts'ebetso ea Broadband: E ts'ehetsa maqhubu a pharalletseng (ho tloha ho MHz tse 'maloa ho ea ho li-GHz tse ngata) ka ts'ebetso e ts'oanang ho li-bandwidth tse boletsoeng, ho felisa tlhoko ea likarolo tse ngata tsa narrowband.
Phetoho e nepahetseng ea impedance: Fana ka litekanyo tse nepahetseng tsa phetoho ea impedance (mohlala, 1:1, 1:4, 4:1) ka mamello e tiileng (± 5% e tloaelehileng) ho tsamaisana le litlhoko tsa sistimi e fapaneng le e felileng.
Tekanyo e ntle ea amplitude / phase: Boloka tekanyo e phahameng ea amplitude (hangata ± 0.5 dB) le tekanyo ea mohato (ka tloaelo ± 5 degrees) bakeng sa ho hana lerata le tloaelehileng.
Tahlehelo e tlase ea ho kenya: Finyella tahlehelo e nyane ea matšoao (e tlase ho 0.5 dB ho latela khafetsa) ka ho kopanya matla a khoheli le lisebelisoa tsa dielectric tse tlase.
2. Liphutheloana tse tsoetseng pele le bokhoni ba ho kopanya
Lintlha tsa sebopeho se kopaneng: E fumaneha ka har'a liphutheloana tse tloaelehileng tsa indasteri le boholo ba tloaelo bakeng sa meralo e haelloang ke sebaka.
Tšebelisano-'moho le holim'a sefahleho: E lumellana le lisebelisoa tsa ho khetha le ho beha sebaka le mekhoa ea ho rekisa e phallang hape, e nolofalletsang tlhahiso ea boleng bo phahameng.
Kaho e matla: Sebelisa li-ceramic, ferrite, kapa li-substrates tse kopantsoeng tse nang le li-termination finishs (Ni/Sn, Au) tse loketseng maemo a thata a tikoloho.
ESD le ts'ireletso ea mocheso: Likarolo tsa ts'ireletso tse kenyellelitsoeng li mamella liketsahalo tsa ESD (ho fihla ho 2kV HBM) le mocheso o sebetsang.
3. Botšepehi bo ntlafalitsoeng le ts'ebeliso e ikhethileng ea ts'ebeliso
Ts'ebetso e phahameng ea ho itšehla thajana: Fana ka karohano ea port-to-port hangata e fetang 20 dB ho thibela khokahano e sa batleheng ea mats'oao.
Matla a ho sebetsana le matla: Ts'ehetso ea maemo a matla ho tloha ho milliwatts ho ea ho li-watts tse 'maloa ho itšetlehile ka boholo ba sephutheloana le moralo.
Ntlafatso e ikhethileng ea mohlala: E fumaneha ho litlhophiso tse ntlafalitsoeng bakeng sa lits'ebetso tse ikhethileng (Wi-Fi, cellular, Bluetooth, joalo-joalo) e nang le li-parameter tsa S.
1. Mekhoa ea puisano e se nang mohala
Meaho ea mehala ea mehala: Li-transceivers tsa liteishene tsa motheo, litsamaiso tse kholo tsa MIMO, le lisele tse nyane tse hlokang ho ts'oaroa ha impedance le ho hana ka mokhoa o tloaelehileng lipheletsong tsa pele tsa RF.
Li-module tsa Wi-Fi/Bluetooth: Numella likhokahano tsa manakana a fapaneng le ho ntlafatsa kutlo ea moamoheli ho li-band frequency tsa 2.4/5/6 GHz.
Thepa ea 5G NR: E thusa ho sebetsana le matšoao a mmWave le sub-6 GHz ho lisebelisoa tsa basebelisi le lisebelisoa tsa marang-rang.
2. Lisebelisoa tsa elektronike tsa bareki le lisebelisoa tsa IoT
Li-smartphone/Tablets: Numella moralo oa karolo ea RF e kopaneng e nang le ponts'o e ntlafalitsoeng ea mats'oao bakeng sa mehala ea cellular, Wi-Fi le GPS.
Lisebelisoa tsa elektroniki tse Wearable: Fana ka litharollo tse nyane tsa phetolo ea mats'oao bakeng sa tlhahlobo ea bophelo bo botle le li-module tsa khokahano.
Lisebelisoa tsa lapeng tse bohlale: Ts'ehetsa khokahano ea waelese ho li-sensor tsa IoT, li-hubs le li-control tse hlokang ts'ebetso e tšepahalang ea RF.
3. Lisebelisoa tsa teko le tekanyo
Li-analyzer tsa marang-rang tsa Vector: Sebeletsa e le likarolo tsa calibration le lisebelisoa tsa liteko bakeng sa litekanyo tse nepahetseng tse fapaneng.
Bahlahlobi ba se nang mohala: Numella tlhahlobo e leka-lekaneng ea boema-kepe ea liamplifier, li-filters le likarolo tse ling tsa RF
Sistimi ea bots'epehi ba matšoao: E ts'ehetsa liteko tsa dijithale tse potlakileng tse kenyelletsang matšoao a fapaneng (SerDes, PCIe, joalo-joalo).
4. Lisebelisoa tsa elektronike tsa likoloi le tsa indasteri
Sistimi ea V2X: Ts'ehetso ea likhokahano tsa nako e khuts'oane tse inehetseng (DSRC) le lits'ebetso tsa cellular-V2X (C-V2X).
IoT ea indasteri: E nolofalletsa khokahanyo e matla ea waelese molemong oa ho etsa li-automation le lits'ebetso tsa ho lekola tse hole.
Litsi tsa Telematics: Fana ka phetoho e tšepahalang ea RF bakeng sa GPS, cellular, le satellite communication modules.
5. Aerospace le lisebelisoa tsa elektronike tsa tšireletso
Sistimi ea Avionics: E ts'ehetsa likhokahano, ho tsamaisa le lisebelisoa tsa ho beha leihlo ho fihlela litlhoko tse thata tsa tikoloho.
Lipuisano tsa sesole: Numella likhokahano tse sireletsehileng tsa waelese litsamaisong tse nkehang habonolo le tse kenngoeng ke koloi.
Lits'ebetso tsa radar: Ho thusa phetoho e leka-lekaneng / e sa leka-lekanang ka mekhahlelo e fapaneng le ho latela lits'ebetso tsa radar.
Qualwavee fana ka li-balun tsa holim'a thaba ka mefuta e fapaneng ho fihlela litlhoko tsa bareki.

Nomoro ea Karolo | Khafetsa(GHz, mets.) | Khafetsa(GHz, boholo.) | Tahlehelo ea Kenyelletso(dB, boholo.) | Amplitude Balance(dB, boholo.) | Phase Balance(°, boholo.) | Tloaelehileng Mode Rejection(dB, mets.) | VSWR(mofuta.) | Matla(W, max.) | Sehlopha se Liehile(ps, mofuta.) | Lead time(libeke) |
|---|---|---|---|---|---|---|---|---|---|---|
| QSMB-0.5-6000 | 500K | 6 | 6 (mofuta) | ±1.2 | ±10 | 20 | 1.5 | 1 | - | 2~6 |
| QSMB-800-1000 | 0.8 | 1 | 0.48 | ±0.2 | 180±5 | - | 1.45 (max.) | 250 | - | 2~6 |