Kodi choletsa cha RF n'chiyani?
Kodi choletsa cha RF n'chiyani? Mwachidule, zoletsa zomwe zimagwiritsidwa ntchito mu machitidwe olumikizirana a RF microwave zimatchedwa zoletsa za RF.
Aliyense ayenera kudziwa bwino mphamvu ya ma radio frequency, yomwe ndi chidule cha mafunde amphamvu amagetsi osinthasintha.
Mphamvu yamagetsi yamagetsi yamagetsi yomwe imasintha nthawi zoposa 10000 pa sekondi imatchedwa mphamvu yamagetsi yamagetsi yamagetsi yamagetsi yamagetsi.
Choletsa ma RF ndi chipangizo choletsa ma radio frequency kupita. Ndipo chimasintha mphamvu zamagetsi kukhala kutentha kapena mitundu ina ya mphamvu, ndi unit ya ohms (Ω) yomwe ndi yofanana ndi kukana wamba.
Ma resistors a RF nthawi zambiri amagawidwa m'magulu kutengera mphamvu, ndipo pali njira zosiyanasiyana zowagawa m'magulu:
Pogawika m'magulu malinga ndi kapangidwe kakunja, ikhoza kugawidwa m'magulu awa:
1. Chip Resistor (ma chip resistor amagawidwa m'ma single electrode chip resistor ndi ma dual electrode chip resistor)
2. Wotsutsa Wotsogozedwa (wotsutsa wotsogozedwa amagawidwa m'magulu awiri otsutsa omwe ali ndi lead imodzi ndi awiri otsutsa omwe ali ndi lead)
3. Flanged Resistor (flanged resistor imagawidwa m'magulu awiri a single lead flanged resistors ndi dual flanged resistors)
Malinga ndi njira zopangira, zitha kugawidwa m'magulu:
1. Chotsutsa cha RF cha filimu yokhuthala (chotchedwa chotsutsa cha filimu yokhuthala)
2. Chopondera cha RF cha filimu yopyapyala (chotchedwa chopondera cha filimu yopyapyala)
Malinga ndi gulu la mphamvu, ikhoza kugawidwa m'magulu:
1. Chotsutsa cha RF champhamvu kwambiri (chotchedwa chotsutsa champhamvu kwambiri, nthawi zambiri chimatanthauza zotsutsa zokhala ndi mphamvu ya 60W kapena kuposerapo)
2. Choletsa mphamvu ya RF chotsika (chofupikitsidwa ngati choletsa mphamvu yapansi, nthawi zambiri chimatanthauza zoletsa mphamvu zosakwana 20W)
Pogawika m'magulu malinga ndi kuchuluka kwa nthawi, ikhoza kugawidwa m'magulu:
1. Chotsutsa cha RF cha pafupipafupi kwambiri (chotchedwa chotsutsa cha pafupipafupi kwambiri, nthawi zambiri chotsutsa chokhala ndi pafupipafupi yoposa 3GHz)
2. Choletsa ma RF pafupipafupi (chofupikitsidwa ngati choletsa ma frequency otsika, nthawi zambiri choletsa chokhala ndi ma frequency otsika kuposa 3GHz)
Zipangizo ndi ubwino ndi kuipa kopangira ma resistors a RF:
1. Beryllium oxide (BeO) ili ndi mphamvu yotenthetsera kwambiri, pafupifupi yofanana ndi mkuwa ndi aluminiyamu, yokhala ndi mphamvu yotenthetsera ya 200-250W (mK), zomwe zimapangitsa kuti ikhale chinthu chomwe chimakondedwa popanga ma resistors a RF. Choyipa chake chachikulu ndichakuti ndi poizoni kwambiri mu mawonekedwe a ufa, zomwe zimapangitsa kuti mabala olumikizana nawo azivuta kuchira. Chifukwa chake, opanga ma resistors a RF amagula zinthu zoumbidwa ndipo safuna kukonza kwachiwiri. Izi zimapangitsa kuti beryllium oxide (BeO) igwiritsidwe ntchito popanga ma resistors a RF omwe angasindikizidwe pa chip chimodzi chokha, zomwe zimachepetsa kwambiri mphamvu yopangira.
2. Aluminium nitride (AlN) ndi chinthu chomwe chimakhala ndi kutentha kwambiri, chomwe chimakhala ndi kutentha kwa pafupifupi 20W/mK. Chili ndi mphamvu zabwino zamakaniko komanso mphamvu yosinthasintha kuposa aluminiyamu oxide ndi beryllium oxide ceramics. Chifukwa cha chibadwa chake chosakhala ndi poizoni, chimatha kusindikizidwa pogwiritsa ntchito ukadaulo wosindikiza mosalekeza, womwe ungathandize kwambiri kupanga bwino. Pakadali pano, ndi chinthu chomwe chimakondedwa kwambiri ndi ma resistors amphamvu kwambiri a RF.
3. Aluminium oxide (Al2O3) ndiye chinthu chomwe chimakonda kwambiri pa ma resistors otsika mphamvu pamwamba, chifukwa kutentha kwake kuli pafupifupi 1/5 ya aluminiyamu nitride. Sichigwiritsidwa ntchito kawirikawiri posankha zipangizo za ma resistors amphamvu kwambiri a RF.
RFTYTTechnology Co., Ltd. ndi wopanga akatswiri opanga zinthu zopanda mphamvu monga ma resistors a RF, ma RF attenuators, ma coaxial loads, ma coaxial attenuators, ma adjustable attenuators, ma RF isolators, ma RF circulators, ndi zina zotero.
Zogulitsa zake zimagwiritsidwa ntchito kwambiri m'makina monga radar, zida, kuyenda, kulumikizana kwa ma microwave multi-channel, ukadaulo wamlengalenga, kulumikizana kwa mafoni, kutumiza zithunzi, ndi ma microwave integrated circuits.
Kuyambira pomwe idakhazikitsidwa, kuti itumikire bwino makasitomala ndikubwezera anthu, kampaniyo yakhala ikuyang'ana kwambiri paukadaulo ndikupanga ma microstrip isolators/circulators omwe pakadali pano ali pamlingo womwewo ndi miyezo yapadziko lonse lapansi. Zinthu zabwino kwambiri za malonda ndi kusalala, kukula kochepa, komanso kulemera kopepuka.
Ndipo ili ndi ubwino wokhala ndi kusinthasintha kwabwino komanso mtengo wotsika, zomwe zimapangitsa kuti igwiritsidwe ntchito kwambiri m'ma microwave integrated circuits. Ndi chitukuko chachangu cha ma microwave system monga phased array radar, mwayi wawo wogwiritsa ntchito udzakhala wabwino kwambiri.
Kampaniyo idzadzipereka mosatopa kukwaniritsa zosowa za makasitomala, kuyesetsa kukhazikitsa mawonekedwe apadera ndikupitilizabe kusintha mtundu wa malonda, mitundu yosiyanasiyana, ndi ntchito. Kwezani makasitomala ndi mitima yathu, kuwakhudza ndi malingaliro athu, ndikupeza mbiri yabwino chifukwa cha kuwona mtima kwathu.
Makasitomala athu atidalira kwambiri chifukwa cha ukadaulo wapamwamba, khalidwe lapamwamba, komanso ntchito yabwino, zomwe zimathandizana komanso kupereka malo okhala okhazikika kuti dzikolo likhale logwirizana.
