Sehlopha sa ceramic capacitor

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Sehlopha sa ceramic capacitor

Li-capacitor tsa Ceramic li ka aroloa ka mekhoa e fapaneng, ho kenyelletsa le lisebelisoa tsa dielectric, coefficient ea mocheso, le mokhoa oa kaho. Mona ke litsela tse tloaelehileng tsa ho arola li-capacitor tsa ceramic:
 
1. Dielectric Material - Ceramic capacitor e ka etsoa ka mefuta e fapaneng ea thepa ea ceramic, joalo ka:
 
  - Li-ceramics tsa Sehlopha sa 1: Tsena li kenyelletsa lirafshoa tsa C0G, NP0, le UHF, tse nang le "dielectric constant" tse phahameng 'me li tsitsitse haholo ho feta mocheso o pharaletseng. Hangata li sebelisoa lits'ebetsong tse phahameng tsa maqhubu.
 
  - Li-ceramics tsa Sehlopha sa 2: Tsena li kenyelletsa li-ceramics tsa X7R, Y5V, le Z5U, tse nang le dielectric tse tlase le mocheso o phahameng oa capacitance. Hangata li sebelisoa lits'ebetsong tse tlase-frequency.
 
2. Mocheso oa Mocheso - Li-ceramic capacitor li ka aroloa ka mocheso oa mocheso oa mocheso oa motlakase (TCC). TCC e lekanya hore na capacitance ea capacitor e fetoha joang ka mocheso. Lintlha tse atileng haholo tsa TCC ke:
 
  - Li-ceramic tsa Sehlopha sa 1 li na le TCC ea 0 ± 30 ppm/°C.
  - Li-ceramic tsa Sehlopha sa 2 li na le TCC ea ± 15% ho ± 22% ho feta mocheso o itseng.
 
3. Kaho - Li-ceramic capacitor li ka aroloa ka mokhoa oa tsona oa kaho, joalo ka:
 
  - Multilayer ceramic capacitors (MLCCs): Tsena li entsoe ka ho bokella likarolo tse fapanyetsanang tsa thepa ea ceramic le li-electrode tsa tšepe. Ke mofuta o tloaelehileng ka ho fetisisa oa ceramic capacitor mme o na le matla a phahameng a capacitance.
 
  - Li-capacitor tsa ceramic tsa lera le le leng: Tsena li entsoe ka ho roala disk ea ceramic ka li-electrode tsa tšepe. Ba na le letsoalo le tlase ho feta MLCCs empa ba na le inductance e tlase.
 
  - Feedthrough capacitor: Tsena li etselitsoe ho fana ka EMI filtering 'me hangata li sebelisoa lits'ebetsong tsa phepelo ea motlakase.
 
Ka kakaretso, sehlopha sa li-capacitor tsa ceramic ke tsa bohlokoa ho utloisisa hobane mefuta e fapaneng ea li-capacitor e na le lits'ebetso tse fapaneng le litšobotsi tsa ts'ebetso.

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