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Joojinta Drop-In (oo sidoo kale loo yaqaan iska caabinta joojinta dusha sare) waa qayb ka mid ah tignoolajiyada dusha sare (SMT) oo si gaar ah loogu talagalay wareegyada dhijitaalka ah ee xawaaraha sare leh iyo wareegyada soo noqnoqda raadiyaha (RF). Hawlgalkeeda ugu muhiimsan waa in la xakameeyo milicsiga calaamadaha iyo in la hubiyo daacadnimada calaamadda (SI). Halkii lagu xidhi lahaa fiilooyin, si toos ah ayaa loogu "ku dhex jiraa" ama "lagu dhejiyaa" meelo gaar ah oo ku yaal khadadka gudbinta PCB (sida khadadka microstrip), taasoo u dhaqmeysa sidii iska caabin joojin is barbar socda. Waa qayb muhiim ah oo lagu xallinayo arrimaha tayada calaamadda xawaaraha sare leh waxaana si weyn loogu isticmaalaa alaabada kala duwan ee ku dhex jira, laga bilaabo adeegayaasha kombiyuutarka ilaa kaabayaasha isgaarsiinta.
1. Waxqabadka soo noqnoqda sare ee gaarka ah iyo isku-darka is-beddelka saxda ah
Soo-jiidashada dulinka ee aadka u hooseeya (ESL): Iyadoo la adeegsanayo qaab-dhismeedyo toosan oo cusub iyo teknoolojiyada agabka ee horumarsan (sida tignoolajiyada filimada khafiifka ah), soo-jiidashada dulinka ayaa la yareeyaa (badanaa qiimayaasha iska caabbinta saxda ah: Waxay bixisaa qiimayaal iska caabbin oo aad u sax ah oo deggan), iyadoo la hubinayo in is-hortaagga joojinta uu si sax ah ula jaanqaado is-hortaagga astaamaha ee khadka gudbinta (tusaale ahaan, 50Ω, 75Ω, 100Ω), iyadoo la kordhinayo nuugista tamarta calaamadda iyo ka hortagga milicsiga.
Jawaab soo noqnoqosho oo heer sare ah: Waxay ilaalisaa astaamaha iska caabbinta xasilloon ee baaxadda soo noqnoqoshada ballaaran, iyadoo aad uga fiican iska caabbinta hogaanka dhaqameed ee axial ama radial.
2. Naqshad dhisme oo u dhalatay is-dhexgalka PCB
Qaab-dhismeed toosan oo gaar ah: Socodka hadda jira wuxuu ku toosan yahay dusha sare ee guddiga PCB. Labada elektroodh waxay ku yaalliin dusha sare iyo hoose ee qaybta, iyagoo si toos ah ugu xiran lakabka birta ee khadka gudbinta iyo lakabka dhulka, taasoo samaysa waddada ugu gaaban ee hadda jirta waxayna si weyn u yareyneysaa induction-ka wareegga oo ay keento raadadka dhaadheer ee iska caabbinta dhaqameed.
Tiknoolajiyadda caadiga ah ee dusha sare lagu rakibo (SMT): Waa mid la jaan qaadi karta hababka isu-imaatinka otomaatiga ah, oo ku habboon wax soo saarka baaxadda weyn, hagaajinta hufnaanta iyo joogtaynta.
Yar oo kaydinaysa booska: Cabbirrada baakadaha yaryar (tusaale ahaan, 0402, 0603, 0805) waxay badbaadinayaan booska PCB-ga qiimaha leh, taasoo ka dhigaysa mid ku habboon naqshadaha looxa cufnaanta sare leh.
3. Maareynta awoodda sare iyo isku halaynta
Kala firdhinta korontada oo wax ku ool ah: Iyadoo ay yar tahay cabbirka, naqshaddu waxay ka dhigan tahay kala firdhinta korontada, taasoo u suurtagelinaysa inay xakamayso kulaylka ka dhasha joojinta calaamadda xawaaraha sare leh. Qiimayn koronto oo badan ayaa la heli karaa (tusaale ahaan, 1/16W, 1/10W, 1/8W, 1/4W).
Kalsooni iyo xasillooni sare: Waxay adeegsataa nidaamyada agabka deggan iyo qaab-dhismeedyo adag, iyagoo bixiya xoog farsamo oo aad u fiican, iska caabinta shoogga kulaylka, iyo isku hallayn muddo dheer ah, taasoo ka dhigaysa mid ku habboon codsiyada warshadaha ee adag.
1. Joojinta basaska dhijitaalka ah ee xawaaraha sare leh
Basaska is barbar socda ee xawaaraha sare leh (tusaale ahaan, DDR4, DDR5 SDRAM) iyo basaska kala duwan, halkaas oo heerarka gudbinta calaamaduhu aad u sarreeyaan, iska caabbinta joojinta Drop-In waxaa la dhigaa dhammaadka khadka gudbinta (joojinta dhammaadka) ama isha (joojinta isha). Tani waxay bixisaa waddo aan is-hortaag lahayn oo loo maro sahayda korontada ama dhulka, iyadoo nuugaysa tamarta calaamadda marka ay timaaddo, taasoo meesha ka saaraysa milicsiga, nadiifinaysa qaababka hirarka calaamadda, iyo hubinta gudbinta xogta oo deggan. Kani waa codsigeeda ugu caansan uguna baahsan ee modules-ka xusuusta (DIMMs) iyo naqshadaha motherboard-ka.
2. Wareegyada RF iyo microwave-ka
Qalabka isgaarsiinta bilaa-waayirka ah, nidaamyada radar-ka, qalabka tijaabada, iyo nidaamyada kale ee RF, Joojinta Drop-In waxaa loo isticmaalaa culays isku mid ah marka la soo saarayo kala-qaybiyayaasha awoodda, isku-xidhayaasha, iyo cod-weyneeyayaasha. Waxay bixisaa iska caabin 50Ω oo caadi ah, nuugta awoodda RF ee xad-dhaafka ah, hagaajinta go'doominta kanaalka, yaraynta khaladaadka cabbirka, iyo ka hortagga milicsiga tamarta si loo ilaaliyo qaybaha RF ee xasaasiga ah loona hubiyo waxqabadka nidaamka.
3. Isdhexgal taxane ah oo xawaare sare leh
Xaaladaha ay fiilooyinka heerka guddiga ay dheer yihiin ama qaab-dhismeedka uu adag yahay, sida PCIe, SATA, SAS, USB 3.0+, iyo xiriiro kale oo xawaare sare leh oo leh shuruudo tayo sare leh oo calaamad ah, Joojinta Drop-In ee dibadda oo tayo sare leh ayaa loo isticmaalaa isku-xidhka la hagaajiyay.
4. Qalabka isku xirka iyo isgaarsiinta
Raad-raacayaasha, furayaasha, modules-ka indhaha, iyo qalabka kale, halkaas oo khadadka calaamadaha xawaaraha sare leh ee ku yaal diyaaradaha dambe (tusaale ahaan, 25G+) ay u baahan yihiin xakameyn adag oo ka hortag ah, Joojinta Drop-In waxaa loo isticmaalaa meel u dhow isku xirayaasha gadaal ama dhammaadka khadadka gudbinta dheer si loo wanaajiyo hufnaanta calaamadaha loona yareeyo heerka qaladka bit (BER).
QualwaveAlaabada Dorp-In Terminations waxay daboolaan inta jeer ee DC ~ 3GHz. Celcelis ahaan maaraynta awoodda waa ilaa 100 watts.

Lambarka Qaybta | Soo noqnoqoshada(GHz, ugu yaraan) | Soo noqnoqoshada(GHz, ugu badnaan.) | Awood(W) | VSWR(Ugu badnaan) | Flange | Cabbirka(mm) | Waqtiga Hogaaminta(toddobaadyo) |
|---|---|---|---|---|---|---|---|
| QDT03K1 | DC | 3 | 100 | 1.2 | Flanges laba jibbaaran | 20 * 6 | 0~4 |