Gwaro rePCB Pin Socket: Misoro, Zvigadziko, IC Sockets

Soketi yePCB pin ichinhu chinobatirira chechikadzi chine matinji anogamuchira mapini echirume, hafu yesoketi yekubatanidza pin-and-socket inoshandiswa kuma board-to-board links, ma pluggable modules, uye ma IC anobviswa. Ma soketi anoita kuti zvikamu zvibatanidzwe uye zvibviswe pasina kusungirirwa, izvo zvinoita kuti mabhodhi agadziriswe, agadziriswe, uye ave nyore kuenzaniswa. Gwaro iri rinotsanangura pin-and-socket pair, ma IC sockets, specifications dzinokosha (pitch, current, plating, mating cycles), machined vs stamped contacts, mounting options, uye kana socket iri sarudzo chaiyo pane kusungirirwa pasi.

Chii chinonzi PCB Pin Socket?

Soketi yepini, kana kuti mudziyo wekubata, ihafu yechikadzi yechinhu chinobatanidza: ine matinji echitubu anobata mapini echirume akaiswa mairi. Pini nesoketi pamwe chete zvinoumba chinobatanidza chimwe chete chinobviswa.

Nei masokisi achibatsira

Chinhu chikuru ndechekuti kubatana kwakabatana kunogona kubviswa. Izvi zvinoita kuti zvikamu zvikwanise kutsiviwa, zvinoita kuti mapuranga aunganidzwe kana kuti abatanidzwe, zvinotsigira basa remumunda nekuvandudza, uye zvinokurumidzisa kugadzirwa kwemaprototyping, zvese izvi pasina kubviswa kwemari. Kutengeserana uku inzira yekuwedzera yekubata, iyo ine mhedzisiro yemutengo nekuvimbika ichakurukurwa gare gare.

Kwavanoonekwa

Ma pin sockets anoonekwa se board-to-board connectors, module receptacles, programming and debug headers, uye IC sockets. Izvi zvinogara zvichiitwa pakugadzira board uye zvinoiswa panguva yePCB assembly pamwe chete nezvimwe zvikamu.

Misoro yePin neMasoketi (Murume neMukadzi)

Masokisi haawanzo kuwanikwa ari ega; anoshanda nemapini akafanana.

• Musoro wepini (wechirume). Mutsetse kana gridhi remapini, kazhinji pagridhi re 2.54 mm (0.1"), rakasungirirwa pabhodhi rimwe chete kana chikamu.
• Soketi/chigadziko (chechikadzi). Chikamu chinobatana nezvinobatana zvinogamuchira mapini iwayo.

Kubatana uku kunoita kuti pave nekubatana pakati pebhodhi nebhodhi (rimwe bhodhi rinotakura musoro, rimwe soketi), kubatana pakati pewaya nebhodhi (chinobatidza waya chinobatirira pamusoro), uye kurongeka kunogona kuunganidzwa semabhodhi evana nemidziyo. Kana chinobatidza chinochinjika chinodiwa pane chinobatidza pin-and-socket, vagadziri dzimwe nguva vanosarudza PCB inochinjika kana bhodhi rinochinjika , asi kune zvinobatidza zvinochinjika, zvinogoneka, pin-and-socket pair ndiyo yakajairika.

Masokisi eIC (DIP, PLCC, uye ZIF)

Kushandiswa kukuru kwemasoketi kubata macircuit akabatanidzwa pasina kusungirira IC pachayo.

• masoketi eDIP yemachipisi maviri ari mumutsara, yakajairika yema microcontrollers uye logic.
• Zvigadziko zvePLCC yemapakeji ekutakura machipisi ane lead.
• Masoketi ane machine-pini ine midziyo yakatenderera chaiyo yekuchengetedza IC yakavimbika.
• ZIF (simba rekuisa zero) masoketi kune machipisi anowanzo chinjaniswa, senge mukugadzira mapurogiramu.

Masoketi eIC anobvumira chip kutsiviwa kana ikakundikana, ikagadziriswazve kubva pabhodhi, kana kuchinjana panguva yekugadzira, pasina kubata simbi inonamira. Anokosheswa mukugadzira maprototyping, magadzirirwo anotsiviwa mumunda, uye chero mamiriro ezvinhu apo IC ingachinja. Mutengo wekubatanidza wakareba zvishoma uye interface yekubatana yakawedzerwa, saka anoshandiswa apo kubviswa kunowana kuchengetwa kwayo.

Magadzirirwo ePCB Pin Socket

Kusarudza soketi zvinoreva kufananidza ma parameter akati wandei neapplication.

Kutenderera kweplatifomu nekubatanidza kunofanirwa kutariswa zvakanyanya: chinobatanidza chinozobviswa paplatifomu kakawanda chinobatsira kubva kumacontacts akafukidzwa negoridhe, ayo anochengetedza kusagadzikana kwakaderera uye kwakasimba kwekubatana mumacycles akawanda, nepo macontacts etin achienderana nekubatanidza kwakaitwa kashoma chete. Chiyero chazvino chinofanirawo kuenderana nemutoro, chinhu chakakosha kuongororwa nedhizaini yetrace nepad panguva yekuongorora dhizaini.

Saizi dzePin Socket dzakajairika uye Mafomati

Zvinobatanidza zvePin-and-socket zvinouya mumhando dzakasiyana-siyana, uye kuziva izvi kunobatsira pakusarudza nekutsvaga.

Fomati ye2.54 mm ndiyo inonyanya kuzivikanwa, inoshandiswa pakugadzira majumper, maheader edeveloper, uye madaughterboards anogona kugadzikwa, nepo mapitches akapfava achishandiswa pakugadzira mabhodhi-ku-bhodhi nemezzanine. IC sockets imhando yavo yekubvisa machipisi. Kusarudza fomati yakajairika inowanikwa zvakanyanya kunoita kuti zvive nyore kuwana uye kuwana mamwe machipisi, uye kusimbisa chikamu chaicho nechikamu chekugadzirira mafaira ekugadzira nekugadzira.

MaContacts eSocket akadhindwa neMachina vs Akadhindwa

Masokisi ane zvinhu zviviri zvinobatana, uye musiyano wacho unokanganisa kuvimbika uye mutengo.

Masokisi ane mapini anoshandisa bharero rakatendeutswa rinobata pini zvakasimba uye rinoshivirira kuiswa kwakawanda, zvichiita kuti ive sarudzo yemasokisi eIC akavimbika uye kubatana kunoda simba. Masokisi akadhindwa uye akaumbwa haana kunyatsojeka asi akachipa zvakanyanya uye akakwana zvakakwana kune akawanda maheaders uye mashandisirwo akajairika ebhodhi nebhodhi. Sarudzo ndeyekuenzanisa kwekuvimbika nemutengo webasa racho.

MaSockets eKupinda neHole vs Surface-Mount

Kufanana nezvimwe zvinobatanidza, masoketi anosungirirwa nepabhodhi kana pamusoro paro.

• Gomba rinopinda nepakati. Midziyo inopinda nemumaburi akaputirwa uye inosungirirwa; yakasimba uye yakakodzera kuiswa kwemuchina.
• Kuisa pamusoro. Zvinosungirirwa pamadziro epamusoro; zvinodzivirira madziro kuti asatsvedzerere uye zvinodzoreredza mvura, asi zvinoshandisa majoini ekubatanidza kuti zvikwanise kubata simba rekusangana.

Nekuti kubatanidza nekubvisa ma plug kunoshandisa simba remakanika rinodzokororwa, kugadzika maburi kwakajairika kune masoketi nemisoro inosangana nekusangana kakawanda, sezvo majoini emumaburi anodzivirira kushushikana zvakanaka. Mhando dzekuisa pamusoro dzinoshandiswa apo kuyerera kweprofile kana assembly kunozvifarira, dzimwe nguva nekuwedzera kuchengetedza kwemakanika. Sarudzo yekugadzika inokanganisa tsoka inogadzirwa panguva yekugadzira PCB.

Maitiro Ekusarudza uye Kuisa Pin Socket

Matanho mashoma ekugadzira anoita kuti kubatana kwakabatana ne socket kurambe kwakasimba uye kusingakanganisike.

• Enzanisa tsoka yetsoka kusvika kuchikamu chaicho, kusanganisira kukwirira, mitsara, uye maitiro ekumisikidza.
• Wedzera polarization kana keying saka chikamu chinobatana hachigone kuiswa kumashure kana kuchinjika.
• Ronga kuchengetedza michina (zvibatiso kana kukweshana) zvekubatanidza zvinofanirwa kugara zvakagara.
• Maka pini imwe uye nzira yakatarisa zvakajeka pachidzitiro chesiriki.
• Bvumira kuchengetwa uye kubvumidzwa yekubatanidza mating uye chero kufamba kwekuisa.

Polarization ndiyo inonyanya kufuratirwa, uye chinongedzo chakadzoserwa shure chinogona kukuvadza bhodhi, saka kukiya kana chiratidzo chekutarisa chakajeka kwakakodzera. Sarudzo idzi, dzakadai sekururama kwetsoka uye kuchengetedza, ndizvo chaizvo zvinotariswa neongororo yedhizaini, uye dzinopinda zvakanaka muunganidzwa wehuwandu hwakawanda kana dzagadziriswa.

Sockets vs Soldering: Nguva yekushandisa imwe neimwe

Masokisi ane simba, asi haasi mhinduro chaiyo nguva dzose.

• Shandisa soketi kana Chikamu chinofanira kubviswa kana kugadziriswa (memory, microcontrollers), che daughterboards uye modules, che programming uye debug headers, uye che prototyping.
• Solder zvakananga kana mutengo uye huwandu hwemagetsi zvakakosha pahuwandu, kana kuvimbika pasi pekuvhunduka uye kudedera kuchikosha, kana kuti kubatana kwechigarire kuri nani.

Chinhu chikuru ndechekuti soketi inowedzera nzira yekusangana inoparadzaniswa, iyo iri nyore asi zvakare imwe nzvimbo inogona kusangana pakati nepakati kana ichizunguzika kana nekufamba kwenguva. Kune magadzirirwo anogadziriswa uye ekugadzirwa, mukana wacho wakajeka; kune zvigadzirwa zvakavharwa, zvakavimbika zvakanyanya, kana zvinodhura zvakanyanya, kusundira chikamu pasi kazhinji ndiyo sarudzo iri nani. Kuenzanisa sarudzo iyi nehupenyu hwechigadzirwa uye zvinodiwa nebasa chikamu chekugadzira kwakanaka.

Soketi yepini ndiyo mudziyo wechikadzi unoshandura joini yakasungirirwa kuita imwe inobviswa, yakabatana nemusoro unoenderana uye inowanikwa semasoketi eIC, ma board-to-board connectors, nezvimwewo. Enzanisa pitch, current, plating, uye mating cycles nebasa, sarudza machined kana stamp contacts kuti ienzanise kuvimbika uye mutengo, uye socket chete apo kubviswa kunowana nzvimbo yayo. Unogona kuverenga zvakawanda nezve Highleap Electronics uye masevhisi edu ekugadzira nekugadzira.

Mibvunzo Inonyanya Kubvunzwa

Chii chinonzi soketi yePCB pin?

Imudziyo wechikadzi une mapini echirume anobatirira mukati mawo, chikamu chesoketi chinobata mapini echirume. Inobvumira chikamu, bhodhi, kana chip kubatanidzwa nekubviswa pasina kusungirirwa, kutsigira ma board-to-board links, ma pluggable modules, uye ma IC anobviswa.

Ndeupi musiyano uripo pakati pemusoro nesoketi?

Musoro chikamu chechirume, mutsara kana grid yemapini, uye soketi (receptacle) chikamu chechikadzi chinogamuchira mapini iwayo. Akagadzirwa semapeya maviri ekusangana: musoro uri pabhodhi rimwe kana chikamu chinobatanidzirwa musoketi pane rimwe. Pamwe chete zvinoumba kubatana kwebhodhi-ku-bhodhi, waya-ku-bhodhi, kana module.

Masoketi eIC anoshandiswa kuitei?

Masoketi eIC ane dunhu rakabatanidzwa risina kusungirira chip pachayo, saka inogona kutsiviwa kana ikakundikana, ikagadziriswazve kubva pabhodhi, kana kuchinjana panguva yekugadzira. Mhando dzakajairika dzinosanganisira DIP, PLCC, machined-pin, uye zero-insertion-force (ZIF) sockets. Anokosheswa mukugadzira maprototyping uye magadzirirwo anotsiviwa mumunda.

Ndeipi pitch yakajairika ye pin socket?

2.54 mm (0.1 inch) ndiyo pitch yekare, inonyanya kushandiswa, inoshandiswa zvakanyanya kumaheaders nemaIC sockets. Mapitch akapfava akadai se2.0 mm, 1.27 mm, uye madiki anoshandiswa mumagadzirirwo akamanikana. Enzanisa pitch yesocket nechikamu chinobatana uye zvinodiwa nehuremu hwebhodhi.

Ndeupi musiyano uripo pakati pema "contacts" akadhindwa neakadhindwa?

Mabatiro emuchina (akatenderedzwa) anoshandisa bharero rakatenderera rakanyatsonaka rinobata pini zvakasimba uye rinorarama kana rakaiswa kakawanda, zvichiita kuti rive rakavimbika asi rinodhura zvakanyanya. Mabatiro emuchina akadhindwa uye akaumbwa isimbi yakagadzirwa sespring, isina kunyatsojeka asi yakachipa, uye yakakwana kushandiswa kwakawanda. Sarudza zvichienderana nezvinodiwa zvekuvimbika kana mutengo.

Masokisi anofanira kunge ari pakati pemaburi kana kuti pamusoro penzvimbo here?

Kuisa maburi muzvigadziko (through-hole mounting) kwakajairika pama sockets nema headers nekuti ma joints anoramba simba rema mechanical rinodzokororwa rekuiswa nekubviswa. Ma surface-mount ma versions anopa chimiro chakaderera uye anokodzera reflow assembly asi anovimba nema solder joints kuti awane simba rekusangana, dzimwe nguva nekuwedzera kuchengetedza. Sarudza zvichienderana nezvinodiwa nema mechanical uye assembly flow.

Ndirini pandinofanira kuisa chikamu pane kuchisundira?

Socket chikamu kana chichifanira kubviswa kana kugadziriswa, che daughterboards nema modules, programming and debug headers, uye prototyping. Solder zvakananga kana mutengo uye density zvichikosha pahuwandu, kana kana shock-and-vibration vibration ichikosha, sezvo socket inowedzera interface inoparadzaniswa iyo iri imwe nzvimbo inogona kusanganiswa pakati pe contact.

Ndeipi fomati inonyanya kushandiswa pakuisa pin-and-socket?

Pitch ye 2.54 mm (0.1 inch) ndiyo inonyanya kushandiswa uye inowanikwa zvakanyanya, inoshandiswa kuma headers, jumpers, IC sockets, uye stackable daughterboards. Pitches dzakapfava dzakadai se 2.0 mm ne 1.27 mm dzinobatanidza bhodhi nebhodhi uye mezzanine zviri nyore. Kusarudza fomati yakajairika kunoita kuti kuwana nekutsvaga kwechipiri kuve nyore.

Ko kubatana kwakabatana kunoderedza kuvimbika here?

Inowedzera nzira yekuparadzanisa kubatana, inova imwe nzvimbo inogona kukonzera kusangana pakati pezvinhu kana zvichidedera kana nekufamba kwenguva, saka kune zvigadzirwa zvinokonzeresa kuvhunduka nekudedera kana zvakavharwa, kubatana kwakasungirirwa kunowanzo tendeka. Kuputira kwakanaka, simba rekubatana rakakwana, uye soketi yemhando yepamusoro zvinoderedza njodzi panodiwa kubviswa.

Ma pin-socket contacts anofanira kunge aine plating ipi?

Kuisa goridhe pamusoro penickel kunofarirwa pakubatanidza kwakagadzirwa nekupwanyika kakawanda kana kuti kana kusabatana kwakasimba uye kwakaderera, nekuti kunodzivirira ngura nekusakara. Kuisa simbi musimbi kunodhura mari uye kwakakodzera kubatanidza kwakabatanidzwa kashoma chete. Enzanisa simbi musimbi nematanho anotarisirwa ekubatanidza pamwe nechiratidzo kana simba riripo.