Iiphini zombane ze-IC zikuvumela ukuba uhambise i-voltage kunye nomsinga ofanelekileyo kwisekethe edibeneyo. Xa usebenza nge-elektroniki, kufuneka wazi ukuba yeyiphi iphini eqhagamshelwe kumbane kwaye yeyiphi eya emhlabeni. Olu lwazi lukunceda wakhe izixhobo ezikhuselekileyo kwaye ulungise iingxaki ngokukhawuleza. Ukuba ufunda ukubona iphini echanekileyo, ukhusela isekethe yakho ekonakaleni kwaye uphucule ukusebenza kwayo.
IItrakthi ezibalulekileyo
Funda ngeepini eziphambili zombane: i-VCC, i-VDD, i-VEE, i-VSS, kunye ne-GND. Ipini nganye inomsebenzi okhethekileyo wokunika i-voltage kunye nombane kwi-IC yakho.
Soloko ujonga iphepha ledatha le-IC yakho. Linika iinkcukacha ezibalulekileyo malunga noko kwenziwa yi-pin nganye. Oku kukunceda uphephe iimpazamo xa uqhagamshela izinto.
Beka ii-bypass kunye nee-bulk capacitors kufutshane nee-power pin. Oku kwenza i-circuit yakho izinze ngakumbi kwaye kunciphisa ingxolo.
Fumana iphini 1 kwi-IC yakho ngendlela eyiyo. Ukuyibeka ngokuchanekileyo kugcina isekethe yakho ikhuselekile kwaye isebenza kakuhle.
Sebenzisa iindlela ezilungileyo zokukunceda misela iiphini ze-I/OOku kukunceda ukulawula imiqondiso kwaye kwenza isekethe yakho isebenze ngcono.
Iintlobo zeePini zoNikezelo lwaMandla ze-IC
Xa ujonga nayiphi na i-ic yombane, uza kubona iintlobo ezahlukeneyo zeepini ezinceda itshiphusi isebenze ngokuchanekileyo. Ipini nganye inomsebenzi okhethekileyo. Ukuba uyaqonda ukuba nganye yenza ntoni, ungenza ukhetho olungcono kwisixhobo sakho. Uyilo lwesekethe kwaye uphephe iimpazamo.
I-VCC, i-VDD, i-VEE, i-VSS, kunye ne-GND
Uza kuzibona rhoqo ezi pin zintlanu kwii-IC ezininzi. Zinceda ekuhambiseni i-voltage kunye nomsinga ofanelekileyo kwi-chip. Nantsi itheyibhile echaza into eyenziwa yi-pin nganye:
pin | Inkcazo kunye noMsebenzi |
|---|---|
VCC | I-voltage yombane efanelekileyo kwi-BJTs, evumela ukwanda nokutshintsha. |
VDD | I-voltage yombane efanelekileyo kwii-FET, elawula ukuhamba kwamandla kunye nokwandiswa kwamandla. |
IVEE | I-voltage yombane engalunganga kwi-BJTs, eqinisekisa ukuhanjiswa okufanelekileyo kunye nokukhethwa kwendlela. |
VSS | I-voltage yombane engalunganga kwi-N-channel FETs, esebenza njengendawo yokubhekisa kumanqanaba e-voltage. |
GND | Indawo eqhelekileyo yokubhekisa kuzo zonke ii-voltage kwisekethe, ukuqinisekisa ukusebenza okuzinzileyo. |
Uza kuqaphela ukuba i-VCC kunye ne-VDD zombini zibonelela nge-voltage elungileyo, kodwa zisebenza neentlobo ezahlukeneyo zee-transistors. I-VEE kunye ne-VSS zihlala zinika i-voltage engalunganga okanye zisebenze njengereferensi. I-GND yipini ephambili yomhlaba. Igcina yonke into izinzile.
Indlela osebenzisa ngayo ezi pini ingatshintsha ngokuxhomekeke kuhlobo lwe-IC. Kwii-IC zedijithali, uhlala usebenzisa i-VDD njengombane ophambili kunye ne-VSS njengomhlaba. Kwii-IC ze-analog, ungabona zombini i-VCC kunye ne-VEE ukunika i-chip zombini ii-voltage ezilungileyo nezingalunganga. Olu seto luvumela isekethe ukuba iphathe imiqondiso ejikelezayo ngaphezulu nangaphantsi komhlaba. Nantsi intelekelelo ekhawulezayo:
itheko | Digital ICs | I-Analog ICs |
|---|---|---|
Ukunikezwa Amandla | I-VDD (ubonelelo olulodwa oluhle) | I-VCC (elungileyo) kunye ne-VEE (engalunganga) yokubonelela kabini |
Isalathiso esisezantsi | VSS (umhlaba) | I-VSS ingaba nefuthe elibi xa ithelekiswa nomhlaba |
Amanqanaba ombane | Ngokwesiqhelo ukusuka kwi-0 V ukuya kwi-VDD | Ingajika ukusuka kwi-VEE ukuya kwi-VCC |
Ukunyaniseka | Uyilo olulula ngomzila omnye | Inzima ngakumbi xa kukho izinto ezimbini ezinokubakho kunye neendawo ezahlukeneyo ze-analog/digital |
Icebiso: Soloko ujonga iphepha ledatha le-ic yombane wakho. Igama le-pin elifanayo linokuthetha izinto ezahlukeneyo kwiitships ezahlukeneyo.
I-VIO, i-VCAP, kunye nezinye iiPini ezikhethekileyo
Ezinye ii-IC zinezikhonkwane ezongezelelweyo zemisebenzi ekhethekileyo. Usenokubona i-VIO, i-VCAP, okanye amanye amagama. Ezi zikhonkwane zinceda itshiphu ukuba yenze okungaphezulu kokufumana nje amandla.
IVIO: Le pin inika amandla inxalenye yetshiphu yokufaka/yokukhupha (I/O). Uyisebenzisa xa ufuna i-I/O isebenze ngevolthi eyahlukileyo kunezinye zetshiphu. Oku kukunceda uqhagamshele i-IC kwezinye izixhobo ezisebenzisa iivolthi ezahlukeneyo.
VCAP: Le pin iqhagamshela kwi-capacitor. I-capacitor inceda ukugcina i-voltage izinzile ngaphakathi kwi-chip. Inokunceda ekunciphiseni ingxolo nokuphucula ukusebenza.
Ezinye iiPini ezikhethekileyo: Ezinye iitships ze-ic zombane zinezikhonkwane zezinto ezinje ngamandla alindileyo, isalathiso se-analog, okanye kwanezilawuli ezakhelwe ngaphakathi. Nganye inomsebenzi owahlukileyo oxhasa umsebenzi ophambili wetships.
Uza kufumanisa ukuba ii-pins zombane ze-ic zenza okungaphezulu kokuzisa umbane kwi-chip. Zikwanceda ukudibanisa ingaphakathi le-IC nehlabathi langaphandle. Nazi ezinye iindlela ezi pins ezinceda ngazo uyilo lwakho:
Iiphini zombane zihlala emaphethelweni okanye kwiikona zetshiphusi. Oku kugcina indlela imfutshane kwaye kunceda ukuhamba kombane ngcono.
Ezi pini zinciphisa iziphumo ezingafunekiyo ezifana nengxolo kunye nokulahleka kwesiginali.
Zinika itshiphu ikhonkco elithe ngqo kumthombo wamandla wesekethe yakho.
Bayaqinisekisa ukuba inxalenye nganye yetship ifumana i-voltage kunye nomsinga ofanelekileyo.
Kwiindlela ezintsonkothileyo zoyilo, ungasebenzisa iirali zamandla ezingaphezu kwesinye. Oku kukuvumela ukuba usebenzise iindawo ezahlukeneyo zetshiphu kwiivoltheji ezahlukeneyo ukuze usebenze ngcono.
Phawula: Uyilo oluhle luqala ngokwazi ukuba iphini nganye yenza ntoni. Ukuba uqhagamshela iphini engalunganga, isekethe yakho isenokungasebenzi okanye yonakale.
Indlela iiPini zoNikezelo lwaMandla ze-IC ezisebenza ngayo kwiisekethe ze-DC-DC
Ubonelelo lweVoltage kunye noLwangoku
Xa usebenzisa isekethe ye-dc-dc, uxhomekeke kwiiphini zombane ukuze zinike i-voltage kunye nomsinga ofanelekileyo kwi-IC yakho. Ezi pini zisebenza njengeendawo eziphambili zokungena kwamandla. Kwi-converter ye-dc-dc, i-IC itshintsha inqanaba le-voltage ukuya kwelinye. Kufuneka uqhagamshele iiphini zombane ngokuchanekileyo ukuze itship ikwazi ukuphatha i-voltage kunye nomsinga oyifunayo. Ukuba unikezela nge-voltage encinci kakhulu, i-IC isenokungasebenzi. I-voltage eninzi kakhulu inokonakalisa itship. Umsinga kufuneka uhambelane neemfuno zesekethe. Ukuba umsinga uphantsi kakhulu, i-IC inokucima okanye izenze ngendlela engaqhelekanga.
Uhlala ubona ii-power pin ezininzi kwi-DC-DC IC. I-pin nganye inomsebenzi. Ezinye ii-pin zizisa i-voltage ephambili. Ezinye zinceda ukulawula ukuhamba kombane. Unokufumana ii-pin eziva i-voltage ukuze ihlale izinzile. Xa uyila i-DC-DC circuit, soloko ujonga i-datasheet ukuze ubone i-voltage kunye ne-current ratings. Oku kukunceda uphephe iimpazamo kwaye kugcina i-circuit yakho ikhuselekile.
Icebiso: Soloko usebenzisa i-voltage kunye nomsinga ochanekileyo kwi-DC-DC IC yakho. Oku kugcina isekethe yakho isebenza kakuhle kwaye kukhusela iinxalenye zakho.
Uzinzo kunye noLawulo lweNgxolo
Uzinzo lubalulekile kuyo nayiphi na isekethe ye-dc-dc. Ufuna i-voltage ihlale izinzile, nokuba umbane utshintsha. Ingxolo inokubangela iingxaki kwisekethe yakho. Ingenza i-voltage itsibe okanye iqhume. Oku kungonakalisa ukusebenza kwe-converter yakho ye-dc-dc.
Ungaphucula uzinzo kwaye unciphise ingxolo ngokulandela amanyathelo alungileyo oyilo:
Beka ii-capacitor ze-bypass kufutshane nee-power pin. Ezi zinceda ekuhluzeni ingxolo ephezulu.
Sebenzisa ii-bulk capacitors ukugcina i-voltage izinzile xa kutshintshwe ngequbuliso i-current.
Yila iiplani zakho zomhlaba kunye nezombane ngononophelo. Oku kunceda ekulawuleni ingxolo, ingakumbi kwiisekethe ezine-current switching ephezulu.
Yongeza i-decoupling capacitors kufutshane neephini zombane ze-IC. Ezi zisebenza njengekhuselo ngokuchasene nee-voltage spikes.
Isitali inethiwekhi yonikezelo lwamandla igcina isekethe yakho ye-dc-dc isebenza kakuhle. Ufumana i-voltage ecocekileyo kunye nombane ozinzileyo. Oku kuthetha ukuba i-IC yakho ingenza umsebenzi wayo ngaphandle kweempazamo.
Khumbula: Uyilo oluhle kunye nezinto ezifanelekileyo zikunceda ukulawula i-voltage kunye nomsinga. Oku kukhokelela kumandla angcono kunye nengxolo encinci kwiisekethe zakho ze-dc-dc.
Ukuchonga iiPini zoNikezelo lwaMandla e-IC
Iinombolo zePin kunye neempawu
Xa ujonga i-IC, ubona amanqaku amaninzi okufaka abizwa ngokuba zii-pin. I-pin nganye inenombolo nomsebenzi. Kufuneka ufumane i-input efanelekileyo yamandla, umhlaba, kunye nezinye iimpawu. Uninzi lwee-IC zisebenzisa iimpawu ezikhethekileyo ukukunceda ufumane i-pin 1. Usenokubona i-notch, i-dimple, okanye umphetho oqhekekileyo. Ezi mpawu zikubonisa apho ungaqala khona ukubala ii-input pin. I-Pin 1 ibaluleke kakhulu. Ukuba uqhagamshela ii-input pin ngokulandelelana okungalunganga, isekethe yakho isenokungasebenzi.
Nazi ezinye iindlela eziqhelekileyo zokubona i-pin 1 kunye nezinye ii-input pin:
I-notch kwi-IC ikubonisa ukuba i-pin 1 isezantsi ngasekhohlo xa i-notch isekhohlo.
I-dimple encinci iphawula i-pin 1 kwikona esezantsi ngasekhohlo.
Umphetho oqhekekileyo ukwakhomba kwi-pin 1 kwikona esezantsi ngasekhohlo.
Iphini nganye yokufaka iqhagamshela kwinxalenye eyahlukileyo yesekethe, njengombane, umhlaba, okanye uphawu lokufaka.
Kufuneka usoloko ujonga inkqubo yokubhala ikhowudi. Iindawo ezahlukeneyo zisebenzisa iikhowudi ezahlukeneyo. Nantsi itheyibhile ebonisa ezinye iinkqubo zokubhala ikhowudi eziqhelekileyo:
Inkqubo yokuKhowuda | Ummandla | inkcazelo |
|---|---|---|
JEDEC intsingiselo yegama | amantla Emelika | Umgangatho weekhowudi ze-IC. |
I-EIA/ECMA | iYurophu | Indlela eyahlukileyo yokwabiwa kwekhowudi. |
I-JIS-C-7012 | Japhan | Ulwakhiwo olwahlukileyo lokubhala ikhowudi kwii-IC. |
Ukuchonga iphini 1 kukunceda ukuba ulungelelanise iiphini zombane ze-IC ngokuchanekileyo. Eli nyathelo ligcina isekethe yakho ikhuselekile kwaye isebenza.
Ukufunda iiDatasheets kunye neePinouts
Iphepha ledatha ngumhlobo wakho osenyongweni xa usebenza nee-IC. Likuxelela ukuba iphini nganye yokufaka yenza ntoni. Ungafumana umzobo we-pinout kwiphepha ledatha. Lo mzobo ubonisa zonke iiphini zokufaka, amanani azo, kunye nemisebenzi yazo. Ungabona ukuba yeyiphi i-input yamandla, yeyomhlaba, neyeyokufaka isignali.
Iidathashethi zihlala zibonelela ngomzobo webhloko ochaza ulwakhiwo lwangaphakathi lwe-IC. Ukusuka kumzobo webhloko, ungafunda ukuba zeziphi iibhloko ezisebenzayo ezibonelelwa ngaphakathi kwi-IC kunye nokuhamba kweziganeko okulawula imveliso. Kwakhona, kunye nomzobo webhloko, kuyinto eqhelekileyo ukubonelela ngeenkcazo zokusebenza kweebhloko ezisebenzayo kunye nemisebenzi yeephini nganye, ezenza ulwazi olubalulekileyo lokuqonda ukusebenza kwe-IC.
Xa ufunda iphepha ledatha, khangela ezi zinto:
Inani lilonke leepini zokufaka kwi-IC.
Umzobo we-pinout one-pin nganye yokufaka ebhalwe.
Iikhowudi okanye iimpawu ezinemibala ezenza kube lula ukubona iiphini zokufaka amandla kunye nomhlaba.
Iinkcazo zomsebenzi wephini nganye yokufaka, njengokufaka, ukuphuma, umbane, okanye ukuseta kwakhona.
Kufuneka usoloko ufanisa ii-input pin kwi-IC yakho noyilo olukwibhodi yesekethe yakho. Qinisekisa ukuba ii-input pin zihambelana neendawo ezifanelekileyo. Ukuba uyavuma xuba iiphini zokufaka, isekethe yakho isenokungasebenzi okanye yonakale. Soloko ujonga i-datasheet kabini ngaphambi kokuba uqhagamshele nayiphi na i-input pin.
Ukuba ulandela la manyathelo, ungafumana kwaye usebenzise iiphini zombane ze-ic ngokuzithemba. Uya kugcina isekethe yakho ikhuselekile kwaye uqiniseke ukuba yonke into engeniswayo isebenza ngendlela efanele.
Iiphini ze-IC zamandla: Imisebenzi kunye neMisebenzi eBalaseleyo
Imisebenzi ekhethekileyo (RT/CLK, FB, BOOT)
Ezinye ii-power ic pins zenza imisebenzi ekhethekileyo ukunceda isekethe yakho. Ezi pins zinceda ngexesha, impendulo, kunye nokutshintsha. Itheyibhile engezantsi ibonisa oko kwenziwa zii-RT/CLK, FB, kunye ne-BOOT pins:
pin | Inkcazo yomsebenzi |
|---|---|
RT/CLK | Imisela ukuba i-oscillator isebenza ngokukhawuleza kangakanani kwaye ingadibanisa ii-converters ezininzi ze-DC-DC ukuze inciphise i-input current ripple. |
FB | Yiphini yempendulo egcina i-output voltage izinzile isebenzisa i-negative feedback loop. |
IBHODI | Iqhagamshela kwi-capacitor ukuze inike i-voltage eyongezelelweyo kwisango lee-FET ezikwicala eliphezulu, ukuze zisebenze kakuhle nokuba i-voltage ye-SW iphezulu. |
Iphini nganye yenza into ekhethekileyo. I-RT/CLK ikuvumela ukuba ukhethe xa kusenzeka utshintsho. I-FB inceda i-IC ukuba ijonge isiphumo kwaye itshintshe isekethe yokufaka ukuze igcine i-voltage izinzile. I-BOOT inika i-voltage engaphezulu kwisango leswitshi ephezulu, enceda ngotshintsho lwangoku olukhawulezayo kwaye igcine isiphumo sizinzile.
Iiphini ze-I/O kunye noCwangciso
Udinga ukuseta ii-I/O pin ngendlela eyiyo ukuze i-IC yakho isebenze kakuhle. Indlela oziseta ngayo itshintsha indlela i-input circuit esabela ngayo kwizibonakaliso kunye nombane.
Ukuze wenze i-EMC ibe ngcono, musa ukushiya iiwotshi ezingasetyenziswanga, iikhawuntara, okanye ii-I/Os zivuliwe. Beka i-I/Os ku-“0” okanye ku-“1” (ukutsala phezulu okanye ukutsala phantsi kwiiphini ze-I/O ezingasetyenziswanga) kwaye ucime iimpawu ezingasetyenziswanga.
Izibuko ngalinye le-I/O lineerejista ezisibhozo zokulawula oko likwenzayo.
Iirejista zePORTx zikuvumela ukuba ufunde amanqanaba engqiqo kwiiphini.
Iirejista zeLatch eziphumayo (LATx) zikuvumela ukuba ubhalele kwizibuko uze ufunde amaxabiso atshintshileyo.
Iirejista zoLawulo lweZithili eziThathu (TRISx) zimisela ukuba iiphini ziya kweyiphi indlela.
Xa useta isekethe yokufaka, ukhetha indlela kunye nengqiqo yephini nganye. Oku kukunceda ukulawula umbane, i-voltage, kunye nemveliso yeprojekthi yakho.
Imiba eqhelekileyo kunye nezisombululo
Iingxaki zinokwenzeka ukuba awuziqhagamsheli ii-power ic pin ngendlela eyiyo. Nazi ezinye zeengxaki eziqhelekileyo kunye nendlela yokuzilungisa:
Ukuwa kwesitimela samandla: I-voltage iyehla ukuba kufuneka umbane omninzi kakhulu. Lungisa: Sebenzisa iiplani zamandla ezinokumelana okuphantsi kwaye ubeke ii-bulk capacitors kufutshane nemithombo yamandla.
Ukutsiba komhlaba: Ukutshintsha ii-IC ezininzi kunokwenza ii-voltage spikes. Lungisa: Beka ii-ground vias kufutshane nee-power pins kwaye usebenzise i-ground plane eqinileyo.
Ukuqhawula akwaneleyo: Ukubekwa kakubi kwe-capacitor kubangela ingxolo. Lungisa: Beka ii-capacitor kufutshane nee-power pin kwaye usebenzise iintlobo ezahlukeneyo ukuze uqhawule ngcono.
Ubushushu obuninzi: Umbane ophezulu wenza izinto zishushu. Lungisa: Beka iindawo ukuze umoya uhambe kakuhle kwaye usebenzise uyilo oluhle lobushushu.
Ukungalingani kwe-Impedance: Yenza i-voltage ripple kunye nengxolo. Ukulungisa: Sebenzisa amandla aqinileyo kunye neeplani zomhlaba kwaye ujonge i-impedance ngee-simulations.
Umhlaba ongalunganga: Ubangela iingxaki zengxolo. Lungisa: Musa ukwahlulahlula iiplani zomhlaba kwaye usebenzise ii-vias ezininzi zomhlaba.
Ukubekwa kakubi kwenxalenye: Kwenza ukuba ukuxhathisa kunye nokungena kwe-inductance kunyuke. Lungisa: Gcina iindawo ezinxulumeneyo zivaliwe kwaye ulandele imithetho yoyilo.
Ukuba ulandela la macebiso, isekethe yakho yokufaka iza kusebenza ngcono. Uza kugcina i-voltage, i-current, kunye ne-output zizinzile. Oku kunceda isekethe yakho ihlale ixesha elide kwaye isebenze kakuhle.
Imizekelo eSebenzayo kunye nokuJonga iNgxaki
Uqhagamshelo oluchanekileyo nolungachanekanga
Ungaziphepha iingxaki ezininzi ngokuqhagamshela iiphini zombane ze-ic ngendlela eyiyo. Ukuba wenza impazamo, isekethe yakho isenokungasebenzi okanye yonakale. Itheyibhile engezantsi ibonisa ezinye zeempazamo eziqhelekileyo kunye nendlela ezichaphazela ngayo iprojekthi yakho:
Uhlobo lwempazamo | inkcazelo |
|---|---|
I-Voltage yokufaka enganelanga | Uqhagamshela iadaptha ye-12V DC endaweni ye-14V–15V DC efunekayo. I-voltage iphantsi kakhulu ukuba ingalawulwa ngokufanelekileyo. |
IiCapacitors Ezifunekayo Ezingekhoyo | Uyawatsiba ama-capacitor afunekayo. Isekethe isenokuqala ukujikajika kwaye isiphumo singazinzi. |
Uqhagamshelo olungalunganga lomhlaba | Usebenzisa iindawo ezahlukeneyo zokufaka kunye nokuphuma. Oku kubangela iingxaki zokumisa umhlaba kwaye kunokukhokelela kwingxolo. |
Uqhagamshelo lwePolarity oluBuyayo | Utshintsha ii-input kunye nee-output pin. Oku kungonakalisa i-IC okanye kuyimise ukuba ingasebenzi. |
Icebiso: Soloko ujonga iphini nganye phambi kokuba uvuselele isekethe yakho. Sebenzisa iphepha ledatha ukuze ufanise amanani ephini kunye namagama.
Iimeko zokwenyani zeHlabathi
Xa ujongene neengxaki kwisekethe yakho, ungalandela amanyathelo alula ukufumana nokulungisa ingxaki. Nalu uluhlu lokuhlola onokulusebenzisa:
Qokelela izixhobo zakho. Udinga i-multimeter kunye ne-oscilloscope. Khangela iindawo ezitshileyo okanye uqhagamshelo olukhululekileyo ebhodini.
Linganisa ukumelana nomhlaba kwiiphini ezibalulekileyo. Oku kukunceda ufumane ii-short circuits okanye ii-open circuits.
Sebenzisa amandla kwisekethe. Jonga i-voltage yokufaka kwaye ujonge ii-waveforms. Oku kubonisa ukuba i-voltage izinzile okanye kukho ii-spikes.
Lumka xa kukho iziphene eziqhelekileyo. Ukuba ubona ifusi ivuthuza, akukho mveliso yeDC, okanye umthwalo obuthathaka, sebenzisa ezi zikhokelo ukukhokela ukulungiswa kwakho.
Qaphela: Ukuhlolwa ngononophelo kunye novavanyo kukunceda ufumane iingxaki zonxibelelwano lwe-voltage okanye iiphini ngokukhawuleza.
Ukuba ulandela la manyathelo, ungazisombulula uninzi lweengxaki ngee-pins zombane ze-ic. Uza kugcina isekethe yakho ikhuselekile kwaye uqiniseke ukuba isebenza njengoko bekucwangcisiwe.
Kuya kufuneka ufunde ngee-pins zombane ze-IC. Oku kukunceda wenze izixhobo ze-elektroniki ezisebenza kakuhle. Ukuba uqhagamshela ii-pins ngendlela eyiyo, uthintela iingxaki ezininzi. Iingcali zithi ii-pins ezilungileyo zinceda ekuqhagamshelweni kwamandla aqinileyo kunye nokuqina. Zikwagcina inkqubo yakho izinzile. Itheyibhile engezantsi ichaza isizathu sokuba ezi pins zibalulekile:
Isizathu esingundoqo | Inkcazo |
|---|---|
Umthamo wangoku oPhezulu | Iiphini zinokuthwala umbane omninzi kwaye zihlale zipholile. |
Izihlanganisi eziZodwa | Iziqhagamsheli zamandla zigcina ikhonkco liqinile. |
Ukuthembeka koQhagamshelo | Izikhonkwane ezilungileyo zinceda zonke iindawo ukuba zisebenze kunye. |
Uzinzo lweNkqubo yoMbane | Iiphini ezisemgangathweni zithintela imiqondiso ukuba ingalahleki okanye idideke. |
Iziphumo zeePini ezikumgangatho ophantsi | Iiphini ezingalunganga zinokwaphula izinto okanye zenze imiqondiso ibe buthathaka. |
Ukwazi oku kukunceda wenze iiprojekthi ezikhuselekileyo. Kukwenza kube lula ukulungisa izinto.
FAQ
Kwenzeka ntoni ukuba uqhagamshela iphini yombane engalunganga?
Ukuba usebenzisa iphini engalunganga, i-IC inokwaphuka okanye ingasebenzi kakuhle. Soloko ujonga iphepha ledatha ngaphambi kokuba uqhagamshele nantoni na. Ukukhetha iphini echanekileyo kugcina isekethe yakho ikhuselekile.
Uzifumana njani iiphini zombane kwi-IC?
Jonga amanqaku afana neenotshi okanye amachaphaza kwi-IC. Iphepha ledatha linomfanekiso we-pinout ukukunceda. I-Pin 1 iphawulwe ngendlela ekhethekileyo. Tshatisa umfanekiso ne-IC yakho ukuze ufumane ii-pin ezifanelekileyo.
Kutheni ezinye ii-IC zinezikhonkwane zombane ezingaphezu kwesinye?
Ezinye ii-IC zifuna ii-voltage ezahlukeneyo kwiindawo ezahlukeneyo ngaphakathi. Iiphini zombane ezingaphezulu zikuvumela ukuba usebenzise iindawo ze-analog nezedijithali kumanqanaba azo. Oku kunceda i-chip isebenze ngcono kwaye kunciphisa ingxolo.
Ngaba udinga ukusebenzisa ii-capacitors ezineephini zokubonelela ngombane?
Inzuzo | Kutheni usebenzisa iiCapacitors? |
|---|---|
Uzinzo | Inceda ukugcina i-voltage izinzile |
Ukuncitshiswa kwengxolo | Ivimba imiqondiso ongafuniyo |
Ufanele ubeke ii-capacitor kufutshane nee-power pins ukuze ufumane iziphumo ezilungileyo.
