SMB Coaxial Connectors
Gafara
SMB (SubMiniature version B) connector shine ne kusanci mai tsayi, da ke amfani da snap-on RF coaxial da ke cikin shirin digital na yawa da microwave. Wanda ya haɗa da matakai na kuskuren da ke ƙarewa ko ƙarewa ta hanyar push-on/pull-off, SMB connector ya ba da ala'adun elektriki mai kyau daga DC zuwa 4 GHz. Tsarin sa mai ƙarami da fahimtar da ke cikin kuskure ya sa ya zama amsa mai kyau don kuskuren PCB da abubuwan da ke bukatar kuskuren da ke cikin kuskure.

Alamar Ayyuka da Iyakar
- Matakai na kuskuren da ke ƙarewa: Tsarin push-on ya ba da damar kuskuren da kuskuren da aka saba wa kuma ba za a iya amfani da abubuwan da ke bukatar kuskuren da kuskuren da ake bukatar su, wanda ya gudan yawan lokaci na kuskuren da kuskuren da amfanin.
- Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙar Daga cikin SMB connectors, wanda suka fi karami daga SMA connectors, su ne mai kyau don kuskuren da ke cikin kuskure, kamar kuskuren da ke cikin kuskure da abubuwan da ke cikin kuskure.
- Kyau na amfani na elektriki: An raba su don amfani da su zuwa 4 GHz, wanda ya ba da kuskuren da ke cikin kuskure da VSWR mai ƙarami don kuskuren da ke cikin telecommunication da kuskuren da ke cikin kuskure.
- Tsarin Muhimman Da Zane: Shin da aka bayyana a cikin 50Ω da 75Ω impedances, ta hanyar ƙwayoyin da suka fiye da Straight, Right Angle, Bulkhead, da kuma ƙwayoyin da suka fiye da (PCB Mount, Crimp, Solder).

Kawai Aiki
- Takaddun na Telecommunications da Antennas
- Sistemin GPS da Wireless Modules
- PCB Board-to-Board Interconnects
- Abin ƙara amfani da test da measurement (ta hanyar ƙara amfani)
- Abin ƙwararren yara da IoT Devices

Fanniyar Bayanan
|
Paramita |
Rubutun |
|
Kudawa |
50Ω / 75Ω |
|
Kusurin na yadda ake amfani da shi |
DC ~ 4 GHz |
|
Dagaƙeƙen Dabi'a |
1000 V RMS (Min.) |
|
VSWR |
≤ 1.30 (Mafi ya zama ta hanyar 4 GHz) |
|
Karamin kuskuren na kofin |
≥ 1000 MΩ |
|
Kamalinsan (Kurunin da Ajiye) |
≥ 500 Kurunin |
|
Yadda tafin yaki |
-65°C zuwa +165°C |
|
Materiyar na jama'a |
Brass (Za a sanya shi gold ko nickel) |
|
Dielectric |
PTFE (Teflon) |
Tabbatarwa da Wani RF Connectors
A yanzu shine kamar yadda SMB connector ya fito da wadansu RF interfaces masu amfani sosai kamar SMA da BNC:
|
Fasali |
Kunshi smb |
Cikakken SMA |
BNC Connector |
|
Mekanismu na Ajiye |
Snap-on (Za a shiga ta / Za a cire ta) |
Tashin da kwayoyi (Za a tashin da kwayoyi) |
Bayonet (Za a gudan da kwayoyi a cikin rabin da tsawo) |
|
Kusurin na yadda ake amfani da shi |
DC zuwa 4 GHz |
DC zuwa 18 GHz |
DC zuwa 4 GHz |
|
Kamar yadda za a kuma su |
Mafi kyau (Ba za a amfani da abin da ke bukatar wani abu ba, za a shiga su ta hanyar baya) |
Maimakon (Ya bukatar abin da ke bukatar wani abu) |
Mai kyau (Za a shiga su ta hanyar kariya) |
|
Tsakiya da hali na bayan |
Mafi ƙarami, mafi kyau don yadda za a sanya su a cikin karami |
Kusan, mai gaskiya na farko |
Matsayin tsakiya, yawa |
|
Ayyukan Aikin Babban |
Matsayin PCB, GPS, Alamarin amfani |
WiFi, Microwave, RF na yawan karama |
Video, Alamarin amfani na karama ta yawa |
Inqalin Gidima:
- Za a zaɓa SMB don alamarin da suka daga karami wanda suka buƙata karamin kuskure, karamin kuskure ta hanyar gaba daya, ko karamin kuskure ba tare da alama (misali: matsayin PCB, GPS).
- Za a zauna SMA don alamarin da suka daga karama ta yawa (ta ƙasa 4 GHz) wanda suka buƙata karamin kuskure ta yawa, karamin kuskure ta hanyar gaba daya wanda ta zama mai ƙarfi don karamin kuskure.
- Za a zauna BNC don ƙananan yadda ake amfani da shi, inda ake buƙatar kawo ƙarfi daga saurin kawo, amma lokaci na ƙarfi ba suka ƙare ba.
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