Boholo ba SMD Capacitor: Tataiso e Felletseng ea MLCC, Tantalum, le Electrolytic Packages
Kenyelletso ho SMD Capacitor Sizes
Ho utloisisa boholo ba SMD capacitor ke ntho ea bohlokoa molemong oa moralo o atlehileng oa PCB. Litekanyo tsa 'mele tsa li-surface mount capacitor li ama ka kotloloho letsoalo la boto, tlhahiso ea kopano, le ts'ebetso ea motlakase lipotolohong tse lebelo le holimo. Ho khetha boholo bo fosahetseng ba capacitor ho ka lebisa mathateng a ts'epahalo, litšenyehelo tse eketsehang, le mathata a tlhahiso.
Tataiso ena e akaretsa likhoutu tsa boholo ba SMD capacitor, litekanyetso tsa boholo, litšobotsi tsa motlakase le mekhoa ea khetho. Sekhahla se nepahetseng se netefatsa hore meralo e fihlela litlhoko tsa ts'ebetso le tlhahiso ho lisebelisoa tsa elektroniki tsa bareki, lits'ebetso tsa indasteri le lits'ebetso tsa likoloi.
Li-capacitor tsa SMD ke eng?
Li-capacitor tsa SMD ke likarolo tsa ho kenya holim'a metsi tse etselitsoeng kopano ea PCB e iketsang, ho kenyeletsoa le li-capacitor tsa ceramic tse nang le mekhahlelo e mengata ( MLCC ), tantalum, le mefuta ea electrolytic. Lisebelisoa tsa elektroniki tsa sejoale-joale li khetha meralo ea SMD hobane li nolofalletsa ho ba le bongata bo phahameng ba likarolo, kopano e potlakileng, le ts'ebetso e phahameng ea maqhubu a phahameng. Litekanyetso tsa boholo lia fapana ho latela theknoloji—li-capacitor tsa ceramic li sebelisa likhoutu tsa litekanyo ha mefuta ea tantalum le electrolytic li sebelisa litlhaloso tsa khoutu ea linyeoe.
Mefuta ea SMD Capacitor
Ho utloisisa Likhoutu tsa Boholo ba SMD Capacitor
Likhoutu tsa Imperial vs Metric
Boholo ba li-capacitor tsa SMD bo sebelisa litsamaiso tse peli tse tšoanang tsa likhoutu. Khoutu ea borena (e thehiloeng ka inch) e tloaelehile Amerika Leboea, ha metric code e sebelisa limilimithara. Ka bobeli li emela litekanyo tsa 'mele tse tšoanang tse hlahisoang ka tsela e fapaneng.
| Khoutu ea Imperial | Metric Code | Litekanyo tsa 'Nete |
|---|---|---|
| 0201 | 0603 | 0.6 × 0.3 mm |
| 0402 | 1005 | 1.0 × 0.5 mm |
| 0603 | 1608 | 1.6 × 0.8 mm |
| 0805 | 2012 | 2.0 × 1.25 mm |
| 1206 | 3216 | 3.2 × 1.6 mm |
Khoutu ya boemphera e emetse boholo ba lisenthimithara tse lekgolo—”0603″ e bontsha 0.06″ × 0.03″. Metric code e bolela ka kotloloho boholo ba millimeter—”1608″ e bolela 1.6 mm × 0.8 mm. Baenjiniere ba tlameha ho lemoha litsamaiso ka bobeli ho qoba liphoso tsa ho reka le ho etsa moralo.
Hobaneng ha SMD Capacitor Size e Bohlokoa ka Motlakase
Boemo ba 'mele bo ama haholo ts'ebetso ea motlakase ho liparamente tse ngata:
- Matla a motlakase - Liphutheloana tse kholo li amohela li-dielectric tse teteaneng, tse nolofalletsang litekanyetso tse phahameng tsa motlakase
- Karabelo ea maqhubu a holimo - Mefuta e menyenyane e fana ka ESL e tlase le ESR, e ntlafatsa ts'ebetso ea ho kopanya ka holimo ho 10 MHz
- DC bias sensitivity - Li-capacitor tsa 0402 li lahleheloa ke matla a 60-80% tlas'a motlakase o lekantsoeng; Liphutheloana tsa 0805 li lahleheloa ke 30-40% feela
- Ts'ebetso ea hajoale - Liphutheloana tse kholo li senya mocheso hamolemo, li tšehetsa litlhaloso tse phahameng tsa hona joale
Chate ea boholo ba SMD Capacitor
Chate e tloaelehileng ea SMD MLCC ea boholo
Ho utloisisa kamano pakeng tsa boholo ba capacitor ea SMD, boleng ba capacitance, le litekanyetso tsa motlakase ho nolofalletsa khetho ea likarolo tse nang le tsebo. Liphutheloana tse tloaelehileng tsa capacitor ea ceramic li latela mekhoa e tsitsitseng ho pholletsa le bahlahisi.
Boholo ba bokhoni ka boholo bo bonyenyane bo hloka li-dielectric tsa K (X5R, X7R), tse bonts'ang litlamorao tse kholo tsa DC. Lisebelisoa tse hlokang matla a phahameng le botsitso ba motlakase li hloka boholo ba liphutheloana tse kholo ho sa tsotellehe mathata a sebaka sa boto.
| Khoutu ea Imperial | Metric Code (mm) | Litekanyo (L × W × H mm) | Tloaelehileng Capacitance Range | Tekanyetso e Tloaelehileng ea Voltage |
|---|---|---|---|---|
| 01005 | 0402 | Li-0.4 × 0.2 × 0.2 | 0.1 pF - 100 nF | 4-10 V |
| 0201 | 0603 | Li-0.6 × 0.3 × 0.3 | 0.1 pF - 0.22 µF | 6.3-16 V |
| 0402 | 1005 | Li-1.0 × 0.5 × 0.5 | 0.1 pF - 1 µF | 10-25 V |
| 0603 | 1608 | Li-1.6 × 0.8 × 0.8 | 10 pF - 10 µF | 16-50 V |
| 0805 | 2012 | Li-2.0 × 1.25 × 1.25 | 100 pF - 22 µF | 25-100 V |
| 1206 | 3216 | Li-3.2 × 1.6 × 1.6 | 1 nF - 47 µF | 50-200 V |
| 1210 | 3225 | Li-3.2 × 2.5 × 2.5 | 1 nF - 100 µF | 50-250 V |
| 1812 | 4532 | Li-4.5 × 3.2 × 2.5 | 10 nF - 100 µF | 100-500 V |
| 2220 | 5650 | Li-5.7 × 5.0 × 2.5 | 100 nF - 220 µF | ho fihlela ho 1 kV |
1. Lisaese tse kholo tsa MLCC hangata li fana ka litekanyetso tse phahameng tsa motlakase le matla a holimo.
2. Li-MLCC tse nyane (0201/0402) li hlokofatsoa haholo ke phello ea khethollo ea DC.
Chate ea boholo ba SMD Tantalum Capacitor
| Case Code | Litekanyo (L × W × H mm) | Tloaelehileng Capacitance Range | Tekanyetso e Tloaelehileng ea Voltage | Mehlala e Tloaelehileng ea Pakete |
|---|---|---|---|---|
| A (3216-18) | Li-3.2 × 1.6 × 1.8 | 0.1 µF - 220 µF | 2.5-35 V | TAJA, TPS-A |
| EA-3528-21 | Li-3.5 × 2.8 × 2.1 | 1 µF - 470 µF | 4-50 V | TAJB, TPS-B |
| C (6032-28) | Li-6.0 × 3.2 × 2.8 | 2.2 µF - 680 µF | 4-50 V | TAJC, TPS-C |
| D (7343-31) | Li-7.3 × 4.3 × 3.1 | 10 µF - 1000 µF | 6.3-50 V | TAJD, TPS-D |
| E (7343-43) | Li-7.3 × 4.3 × 4.3 | 10 µF - 1500 µF | 6.3-63 V | TAJE |
| V (7343-20 Boemo bo Tlase) | Li-7.3 × 4.3 × 2.0 | 4.7 µF - 680 µF | 6.3-35 V | Liphetolelo tsa boemo bo tlaase |
1. Li-capacitor tsa Tantalum li sebelisa litlhaku tse ngotsoeng ka mongolo o motenya, eseng likhoutu tsa borena.
2. Ba fana ka high capacitance density, empa tlaase surge matla a hona joale ho feta MLCC.
Chate ea SMD Electrolytic Capacitor (Aluminium SMD)
| Case Diameter × Bophahamo (mm) | Tloaelehileng Capacitance Range | Tekanyetso e Tloaelehileng ea Voltage | Likopo tse tloaelehileng |
|---|---|---|---|
| 4 × 5.4 | 1 µF - 47 µF | 4-16 V | Li-circuits tsa DC tse nang le matla a tlase |
| 5 × 5.4 | 4.7 µF - 100 µF | 6.3-25 V | Mechini ea motlakase ea bareki |
| 6.3 × 5.4 | 10 µF - 220 µF | 6.3-35 V | Tlhophiso e akaretsang |
| 6.3 × 7.7 | 22 µF - 330 µF | 10-50 V | Litšepe tsa matla |
| 8 × 10 | 47 µF - 1000 µF | 16-63 V | Li-converter tsa DC-DC |
| 10 × 10 | 100 µF - 1500 µF | 16-100 V | Litsamaiso tsa matla a indasteri |
| 10 × 12.5 | 220 µF - 2200 µF | 16-100 V | Likoloi, bakhanni ba LED |
| 12.5 × 13.5 | 330 µF - 3300 µF | 25-100 V | Lisebelisoa tsa motlakase tse phahameng haholo |
1. Li-capacitor tsa Aluminium SMD li latela bophara × bolelele ba ho reha mabitso, eseng khoutu ea borena.
2. Likotlolo tse kholoanyane = matla a phahameng a ripple hona joale le matla a phahameng a matla.
Mokhoa oa ho khetholla boholo ba SMD Capacitor
Mekhoa ea ho Lekanya ka Pono
Tekanyo ea 'mele e sebelisang li-caliper tse nepahetseng e fana ka boitsebiso ba boholo bo tobileng. Lekanya bolelele le bophara, ebe o bapisa litekanyo le likhoutu tsa boholo bo tloaelehileng. Litekanyo tsa maoto a PCB ho software ea CAD li boetse li senola boholo ba likarolo tse reriloeng ka sebaka sa pad-to-pad le lipaterone tsa koporo.
Ho bala Likhoutu tsa Moetsi
Boholo ba li-capacitor tsa SMD ha li na matšoao ka lebaka la boholo ba tsona bo nyane. Boitsebiso bo itšetlehile ka:
- Pakete ea mantlha - E bonts'a linomoro tsa likarolo tse felletseng le litlhaloso ho li-tape reel
- Litokomane tsa BOM - Lifaele tsa kopano tse fapaneng tse nang le li-database tsa moetsi
- Setšoantšo sa IPC-7351 - Bophahamo ba pad le sebaka sa sebaka se bonts'a boholo ba likarolo tse reriloeng
- Lifaele tsa ho beha - Lintlha tsa ho khetha le ho li beha li tiisa likhoutu tsa boholo pele li kopana
Ho khetha SMD Capacitor Sizes: Motlakase le Mechanical Factors
Litšobotsi tsa Ts'ebetso ea Motlakase
Boholo ba sephutheloana bo ama ka ho toba karabo ea makhetlo a mangata le ho sebetsana le hona joale. Boholo bo nyane ba SMD capacitor joalo ka 0402 bo bonts'a 30-50% e tlase ea ESL ho feta liphutheloana tsa 0805, e leng se ba etsang hore ba phahame bakeng sa ho kopanya maqhubu a phahameng ka holimo ho 10 MHz. Litekanyo tsa hona joale tsa Ripple tse nang le boholo ba 'mele - liphutheloana tse kholo li senya mocheso ka katleho ka li-terminals le boima ba' mele.
Litlhaloso tsa Tekanyetso ea Voltage
Litekanyetso tsa motlakase li eketseha ka boholo ba SMD capacitor hobane liphutheloana tse kholo li amohela likarolo tse teteaneng tsa dielectric. Mekhoa e metle ea indasteri e khothaletsa ho sebetsa ho 50% ea motlakase o lekantsoeng bakeng sa lits'ebetso tsa bareki le 30% bakeng sa ts'ebeliso ea likoloi kapa indasteri. Tlhokahalo ena e nyenyefatsang hangata e hloka boholo bo boholo ho feta kamoo litlhaloso tsa motlakase li ka fanang ka maikutlo.
Mechanical Tšepahala Lintlha
Khatello ea mochini e tsoang ho board flexure e theha mekhoa e fapaneng ea ho hloleha ho boholo ba capacitor:
- Flex cracking kotsi - 0805 le MLCCs tse kholoanyane li ba le khatello e kholo nakong ea ho kobeha ha PCB ka lebaka la bolelele bo eketsehileng ba letsoho.
- Khanyetso ea khatello - Mefuta e menyenyane e mamella ho ts'oha ho betere ka lebaka la boima bo tlase le ho fokotsa khatello ea kelello ea mochini
- Thermal cycling - Liphutheloana tse kholo li fana ka likhokahano tse teteaneng tsa li-terminal tse lumellanang hantle le ho se lumellane ha katoloso ea mocheso
- Ho sebetsana le maikutlo - Likarolo tsa 0201 le 0402 li hloka lits'ebetso tse hlokolosi ho thibela tšenyo nakong ea kopano
SMD Tantalum Capacitors
Litaelo tsa moralo oa PCB bakeng sa boholo ba SMD Capacitor
Litekanyetso tsa Moqapi oa Pad
IPC-7351 e fana ka lipaterone tse emeng tsa mobu tse hlalosang boholo ba liphahlo tse ipapisitseng le mamello ea likarolo le boemo ba letsoalo. Hangata liphaephe li atolosa 0.1-0.3 mm ho feta ho felisoa ha likaroloana. Boholo bo bonyenyane ba SMD capacitor joalo ka 0201 le 0402 bo hloka mamello e matla le ho tsamaisana hantle ha li-stencil nakong ea kopano.
Ho beoa ka Leano
Li-capacitor tse arolang li lokela ho beoa haufi le li-power pins tsa IC ka hohle kamoo ho ka khonehang, ka boholo ba 0201 le 0402 bo fanang ka thibelo e sebetsang ka ho fetisisa ea lerata le phahameng. Fokotsa ka ho beha le ho tsamaisa mesaletsa lipakeng tsa li-capacitor le li-power pins ho fokotsa ho kenella ha likokoana-hloko. Qoba ho beha li-capacitor tse kholo tsa ceramic haufi le mathōko a boto kapa masoba a ho kenya moo khatello ea mechine e shebaneng teng.
Mehopolo ea Ts'ebetso ea Kopano
Likarolo tse nyane li hloka taolo e matla ea phepelo ea phepelo. Ho futhumatsa ho sa leka-lekaneng kapa pente e feteletseng ea solder e baka tombstones, haholo-holo e matla ka boholo ba 0201 le 0402 ka lebaka la boima bo tlaase. Leqephe la ntoa la PCB nakong ea ho phalla le ka hlahisa litaba tsa pad coplanarity tse nang le boholo bo boholo ba capacitor-botenya ba boto ea taolo, kabo ea koporo, le sebopeho sa profil ea reflow ho thibela liphoso.
Likopo tse Tloaelehileng ka SMD Capacitor Size
Mefuta e fapaneng ea SMD capacitor e fana ka litlhoko tse ikhethileng tsa ts'ebeliso tse ipapisitseng le litšobotsi tsa motlakase le tsa 'mele. Lisebelisoa tsa elektroniki tse kentsoeng sebakeng li rata litlhoko tse nyane haholo tsa motlakase le tsa matla, athe lisebelisoa tsa likoloi le tsa indasteri li etelletsa pele ts'epo le ts'ebetso ea mocheso.
| Boima ba poka | Lisebelisoa tsa mantlha |
|---|---|
| 0201 | Li-module tsa RF, likhokahano tsa 5G, li-processor tsa li-smartphone, pontšo ea lebelo le holimo |
| 0402 | Ho fokotsa sepheo se akaretsang, lisebelisoa tsa IoT, lisebelisoa tsa elektroniki tse ka roaloang, lihlahisoa tsa bareki tse kopaneng |
| 0603 | Microcontroller power rails, bakhanni ba LED, phepelo ea matla a USB, lisebelisoa tsa elektroniki tse akaretsang tsa indasteri |
| 0805 | Li-circuits tsa nako, ts'ebeliso ea motlakase o mahareng, infotainment ea likoloi, tlhotla ea phepelo ea motlakase |
| 1206 | Li-drive tsa liindasteri, li-powertrains tsa likoloi, lisebelisoa tsa ho switjha tse nang le matla a phahameng, lisebelisoa tsa kantle |
Mokhoa oa ho khetha boholo bo nepahetseng ba SMD Capacitor
Hlalosa Litlhoko tsa Motlakase Pele
Qala ka ho theha li-parameter tsa mantlha: matla a hlokahalang, matla a phahameng a ho sebetsa, karabelo ea frequency le ripple current. Nahana ka litlamorao tsa DC bias bakeng sa li-capacitor tsa ceramic - matla a sebetsang a fokotseha haholo tlasa matla a lekantsoeng ka har'a liphutheloana tse nyane. Mocheso oa coefficient le mofuta oa dielectric le tsona li susumetsa khetho ea boholo.
Netefatsa Boteng ba Khoebo
Ha se mefuta eohle ea matla, tekanyo ea motlakase le boholo ba sephutheloana tse teng. Maemo a phahameng a bokhoni joalo ka 22 µF ha a hlahe ka seoelo liphutheloana tsa 0402 tse kaholimo ho lintlha tsa 6.3V. Sheba lisebelisoa tsa parametric tsa moetsi ho netefatsa hore lintlha li ka fihlelleha ka boholo bo lakatsehang pele u etsa moralo. Lisaese tse tloaelehileng (0402, 0603, 0805) li fana ka likhetho tse pharalletseng tsa barekisi le phumaneho e ntle.
Litšitiso tsa Moqapi oa Tekanyo
Lintlha tse ngata li susumetsa khetho e nepahetseng ea boholo ba SMD capacitor:
- Kabo ea sebaka sa boto - Liaparo tse koaletsoeng li sutumelletsa ho 0201/0402; balaoli ba indasteri ba amohela liphutheloana tse kholoanyane, tse matla haholoanyane
- Bokhoni ba kopano - Lisebelisoa tsa tlhahiso le kholo ea ts'ebetso li ka thibela boholo ba likaroloana
- Ho ntlafatsa litšenyehelo - Likarolo tsa 0402 hangata li bitsa 2-3 × ho feta boholo bo lekanang ba 0603; litšenyehelo tsa kopano le tsona lia eketseha ka miniaturization
- Litlhoko tsa ho tšepahala - Likopo tsa likoloi le tsa indasteri hangata li rata boholo ba 0603-1206 bakeng sa ts'ebetso e netefalitsoeng ea nako e telele.
SMD Capacitor Size Table
Papiso: Nyenyane vs Large SMD Capacitor Sizes
Ho utloisisa likhohlano lipakeng tsa boholo bo fapaneng ba li-capacitor tsa SMD ho thusa baenjiniere ho etsa liqeto tse nepahetseng tsa moralo. Ha ho sehlopha se phahametseng lefats'e ka bophara - litlhoko tsa ts'ebeliso, bokhoni ba tlhahiso, le sepheo sa litšenyehelo ke tsona tse khethollang boholo bo nepahetseng bakeng sa moralo o mong le o mong.
| bath | Tse Nyane (0201-0402) | Boholo (0805-1206) |
|---|---|---|
| Boholo ba bokhoni | E lekanyelitsoe, hangata <1 µF | Ka bophara, ho fihla ho 100+ µF |
| ESR/ESL | E tlase, e betere bakeng sa ho kopanya ha HF | E phahameng, empa e lekane bakeng sa lits'ebetso tse ngata |
| Tekanyetso ea Voltage | E lekanyelitsoe, hangata <25V | E phahameng, hangata 50-200V |
| DC Bias Effect | Tahlehelo e matla ea bokhoni | Ho lahleheloa ke bokhoni bo itekanetseng |
| Tšepahala ea Mechini | Ho fokola nakong ea ho ts'oaroa, ho hanyetsa ho sisinyeha ho betere | Kotsi ea ho robeha habonolo, ho palama libaesekele ho betere |
| Litšenyehelo tsa Kopano | E phahameng, e hloka lisebelisoa tse nepahetseng | Bokhoni bo tlase, bo tloaelehileng ba ts'ebetso |
| Litšenyehelo tsa Karolo | Litheko tsa Premium | Moruo bakeng sa litekanyetso tse tloaelehileng |
fihlela qeto e
Maikutlo a Tšimo ho Khetho ea Boholo ba SMD Capacitor
Ka mor'a lilemo tsa ho hlahloba likete tsa meralo ea PCB ho Highleap Electronics, re bone hore khetho ea boholo ba SMD capacitor hangata e nkoa e le ea bobeli-empa e ama ka ho toba botsitso ba potoloho le botšepehi ba nako e telele. Linyeoe tse kang 0402 MLCCs tse lahleheloang ke ho feta 70% ea bokhoni ba tsona tlas'a leeme la DC li tloaelehile, haholo-holo liporong tsa motlakase moo baqapi ba etelletsang pele sebaka sa boto ho feta ts'ebetso ea motlakase.
Mathata a Tloaelehileng a Amanang le Li-Capacitor tse Nyenyane kapa tse Feteletseng
Li-capacitor tse tlase hangata li bonts'a matla a fokolang a sebetsang, ESR / ESL e phahameng, le ho ba le monyetla oa ho ba le khatello ea maikutlo ea mocheso. Ka lehlakoreng le leng, liphutheloana tse kholo tse kang 1206 li ka 'na tsa senyeha habonolo libakeng tse nang le khatello ea kelello, haholo-holo lihlahisoa tsa likoloi le tsa indasteri. Litaba tsena hangata li khutlela ho khetho ea boholo ho fapana le boleng ba likarolo.
Lintlha tsa Boenjiniere bakeng sa Boiketlo bo Loketseng
Boholo ba capacitor bo tlameha ho khethoa ho feta litšitiso tsa moralo. Lintlha tse kenyelletsang boits'oaro ba leeme ba DC, ho fokotseha ha motlakase, litšobotsi tsa mocheso, ts'epahalo ea mochini, le bokhoni ba kopano kaofela li susumetsa khetho ea ho qetela. Ha e le hantle, li-saese tse nyane joalo ka 0201 kapa 0402 li sebetsa hantle ho li-node tsa maqhubu a holimo, 0603 kapa 0805 li sebetsa hantle bakeng sa ho kopanya ka kakaretso, le 1206 kapa tse kholoanyane tse lumellanang le litlhoko tse phahameng tsa motlakase kapa tsa matla a phahameng.
Lipotso Asked hangata
Na 0402 le 1005 li lekana ka boholo?
E, 0402 (imperial) le 1005 (metric) li emela litekanyo tse tšoanang tsa 1.0 × 0.5 mm. Likhoutu tse fapaneng li bonts'a litekanyo tse thehiloeng ho inch khahlano le millimeter.
Ke boholo bofe ba MLCC bo loketseng ho kopanya?
Bakeng sa ho fokotsa sepheo se akaretsang, boholo ba 0402 le 0603 bo fana ka tekanyo e nepahetseng ea ts'ebetso, litšenyehelo, le ts'epo ea kopano. Lisebelisoa tse phahameng ka holimo ho 100 MHz li rua molemo ho liphutheloana tsa 0201 ka lebaka la ho fokotseha ha likokoana-hloko. Ho kopanya ka bongata ho sebelisa boholo ba 0805 kapa 1206 bakeng sa boleng bo phahameng ba bokhoni.
Ke hobane'ng ha li-MLCC tse nyenyane li lahleheloa ke bokhoni tlas'a khethollo ea DC?
Li-capacitor tse nyane tsa ceramic li sebelisa lisebelisoa tse phahameng tsa K (X5R, X7R) tse hatelitsoeng ka likarolo tse tšesaane. Matla a sebelisoang a etsa matla a maholo a motlakase a tlatsang thepa ea ferroelectric, e fokotsang tumello e sebetsang. Liphutheloana tse nyane li na le li-dielectric tse tšesaane mme ka hona matla a tšimo a phahameng ka voltage e lekanang, e baka tahlehelo ea matla a 60-80% ka boholo ba 0402 khahlano le 30-40% ho liphutheloana tse 0805.
Na 0201 MLCCs li ka rekisoa ka letsoho?
Le hoja ho khoneha ka lisebelisoa tse khethehileng le ho hōlisa, lisebelisoa tsa letsoho tsa 0201 ha li sebetse bakeng sa tlhahiso. Mefuta ena e menyenyane e hloka lisebelisoa tsa ho khetha le ho li beha le lionto tsa ho phalla hape bakeng sa kopano e tšepahalang.
Ke boholo bofe ba SMD capacitor bo sebelisoang ho lisebelisoa tsa elektroniki tsa likoloi?
Lisebelisoa tsa likoloi li sebelisa boholo ba 0603, 0805, le 1206. Liphutheloana tsena li fana ka litekanyetso tse lekaneng tsa motlakase (50-200V), matla a mochine bakeng sa ho thothomela le ho palama libaesekele tse futhumetseng, le ho tšepahala ho netefalitsoeng tlas'a maemo a thata a tikoloho.
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Mokhoa oa ho fumana khotheishene bakeng sa li-PCB Ha re tsamaiseng tlhahlobo ea DFM/DFA bakeng sa...
Tlhahiso ea PCB ea ho Cheka ka Botebo bo Laoloang
Mokhoa oa ho fumana khotheishene bakeng sa li-PCB Ha re tsamaiseng tlhahlobo ea DFM/DFA bakeng sa...
Mokhoa oa ho fumana quote bakeng sa li-PCB
Ha re u etsetse tlhahlobo ea DFM/DFA 'me re khutlele ho uena ka tlaleho. U ka kenya lifaele tsa hau ka mokhoa o sireletsehileng ka webosaete ea rona. Re hloka lintlha tse latelang ho u fa quote:
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- Gerber, ODB++, kapa .pcb, spec.
- Lethathamo la BOM haeba o hloka kopano
- bongata
- Nako ea ho fetoha
Ntle le tlhahiso ea PCB, re fana ka mefuta e fapaneng ea lits'ebeletso tsa elektroniki, ho kenyeletsoa moralo oa PCB, PCBA, le tharollo ea turnkey. Hore na o hloka thuso ka prototyping, netefatso ea moralo, ho fumana likarolo, kapa tlhahiso e ngata, re fana ka ts'ehetso ea ho qetela ho netefatsa katleho ea morero oa hau.
Bakeng sa litšebeletso tsa PCBA, ka kopo fana ka BOM ea hau (Bill of Materials) le litaelo tse itseng tsa kopano. Re boetse re fana ka tlhahlobo ea DFM/DFA ho ntlafatsa meralo ea hau bakeng sa tlhahiso le kopano, ho netefatsa ts'ebetso ea tlhahiso e boreleli.