LUBANG yekugovera chiteshi ndiyo chete fekitori yekutanga uye mumiriri wepamutemo wefekitori yepakutanga, inogona kunakidzwa nesevhisi yakafanana kana iri nani nefekitori yepakutanga maererano nerutsigiro rwehunyanzvi, kuongororwa kukundikana kwemuenzaniso, kugadzikana kwekutengesa uye zvichingodaro. Kwakabva uye kunaka kwezvinhu ndezvechokwadi, zviri pachena uye zvinovimbika. Kana mutengi achida, tekinoroji yeHaohaixin inogona kupa mavhocha epakutanga akakodzera neiyo yepakutanga yepamutemo mumiriri odha. Kudzora kwedu kwakasimba kwematanho ekupa kuri pakati pehutongi hwedu hwemhando. Iyo kambani yakapasa ISO certification. Kuti ive nechokwadi chekugadzikana kwevatengi cheni, kuwana nekukurumidza kune sampuli uye diki batch zvinodiwa zvekutenga uye neboka rekutenga mutengo wemvumo ndiko kukosha kwatinopa kune vatengi.
ic chip imhando yakakosha yemhedzisiro yekutsvagisa tekinoroji, nhamba huru yekuvandudzwa kweic chips, yakapinda zviri pamutemo mumunda wesimba chip research, kutenga kunoda kutariswa kwakawanda, vanhu vanoenderera mberi nekutonga kwesimba kuchengetedza nzira yekutenga ye ic power chip, iyo inotevera inotarisa zvinhu zve ic chip kutenga zvinoda kutarisisa uye yekutanga, nzira yekusarudza.
1. Teerera kumutengo wekutenga ic chips
Chekutanga, ic chip ichip ine zvimwe zvehunyanzvi zvemukati, ic chip procurement teerera kune musika chinzvimbo uye kushandiswa kwemitengo yemagetsi, mutengo poindi yezvinhu, asi haigone kushandisa mari, neruzivo kutenga tekinoroji, nemari. zvinopesana nemutengo, chinhu chinodiwa chenyika.
2. Teerera kune ic chip procurement classification
Kune nzira dzakawanda dzekutenga ic chips, nekuti dzakasiyana siyana, nzira yekutenga inewo misiyano isinganzwisisike, senge AD/DC modulation IC machipi anoda yakaderera-voltage simba rekudzora dunhu, kune rimwe divi ndiyo yakakwirira-voltage control. chinja transistor, zvikasadaro bvumirana nemamwe marudzi eic chips akavhiringika, simba chinhu rinowanzodzorwa munzvimbo chaiyo, kutenga kunodiwa kuti uteerere kuti uone.
3.ic chip procurement vagadziri kuti vasarudze kutarisa
ic chip kutenga kubatsira mabhizinesi kunzwisisa zviri nani vagadziri vakasiyana, vanogona kutarisisa mutsauko uripo pakati pavo, maitiro ekusarudza idambudziko, kutanga maererano neiyo inoshanda capital yemugadziri kuona chiyero chekugadzira, ipapo kune vashandi vehunyanzvi ona kunaka kweiyo chip, ic chip kutenga, vagadziri kuti vaite yakakosha ongororo.
Iwo akasiyana maitiro e ic chip kutenga anowanikwa zvinoenderana nezvinodiwa zveakasiyana ic chips, mamiriro chaiwo anoongororwa, sarudzo yakasiyana, kuvimba kwakakura, uye sarudzo haigone kuitwa nekupokana, inokanganisa mashandisiro ekushandisa ic chips. .
Yakabatanidzwa yedunhu chip chikamu chakakosha chekuumbwa kwezvigadzirwa zvemagetsi, kusangana neyakagadziridzwa chip kana yakaipa chip, kutadza kushanda kwechigadzirwa uye mamwe matambudziko anogona kuitika. Saka, chii chepakutanga, chitsva, chakagadziridzwa?
1. Kutumirwa kwekutanga kunoreva fekitori yepakutanga yakagadzirwa, yakakamurwa kuita yepakutanga uye yepamba yepakutanga.
2. Izwi rekuti "bulk new goods" rinonyanya kushandiswa muchikamu cheIC chips, uye zvinoreva zvakanyanya sezvinotevera:
a. Ichi chigadzirwa hachina kugadzirwa nefekitari yepakutanga, inogona kugadzirwa nevamwe vanogadzira, asi neiyo yepakutanga mhando, kureva, yakanyorwa zvinhu zvemanyepo.
b. Izvo zvinhu zvinogadzirwa nefekitari yepakutanga, nekuti zvimwe zvinhu zvisina kukodzera izvo zvinoita kuti chigadzirwa chikundikane kuzadzisa chiyero, asi basa racho richiri rakanaka, panguva ino fekitori yekutanga ichadzikisa mutengo uye ichirasa kuburikidza nemamwe machani. .
c. Iyo yepakutanga yakagadzirwa, yakashandiswa, yakakwenenzverwa, yakaiswa mudhishi, uye yobva yatengeswa kunze, inozivikanwawo seSAN nyowani.
3, zvinhu zvakagadziridzwa zvinoreva chigadzirwa kubva kufekitari yepakutanga mushure mekugadzirwa, mushure mekushandiswa, pane imwe kupfeka, mushure mekugadzirisa, kuitira kuti chitarisiko chayo chidzorerwe pedyo nefekitari yekutanga ichangobva kugadzirwa.
Triode chinhu chinowanzoshandiswa mumaseketi emagetsi, asi inogona kukundikana panguva yekushandiswa. Hunyanzvi hunoshanda uye nzira dzekugadzirisa iyo triode kukanganisa ndeaya anotevera:
1. Unogona kushandisa multimeter kuti uedze kuti uone kana iyo polarity, ikozvino amplification, leakage ikozvino uye mamwe maparameter e transistor akajairika. Kana kukanganisa kukawanikwa, unogona kufunga kutsiva iyo triode.
2. Iwe unogona kushandisa oscilloscope kuti uone kushanda kwe transistor, chengetedza kana chiratidzo chacho chiri chakajairika, kana pane kukanganisa uye mamwe matambudziko. Kana dambudziko rikawanikwa, unogona kufunga kutsiva iyo triode kana kugadzirisa maparamita edunhu.
3. Mukuwedzera, iwe unogonawo kushandisa pfuti yekupisa kana welding tafura yekupisa kuti uone kana pane kukanganisa kwekushisa mu transistor. Kana ukawana dambudziko, unogona kufunga kutsiva transistor kana kugadzirisa.
Kuti ugadzirise kukanganisa kwetriode, zvinodikanwa kuti utarise zvinhu zvakawanda zvizere, uye kutora nzira dzakakodzera dzekuona nekugadzirisa.
Vanhu vanogona kuisa zvimwe zvirongwa zvakasimbiswa muMCU mudziyo. Iyo imwechete chip komputa inogona kuwana iyo purogiramu kodhi kubva mundangariro panguva yekushanda, uyezve kuita zvine musoro mashandiro, kuitira kuti ikwanise kuita mabasa ane hukama zvinoenderana nezvinodiwa nekodhi. Chero bedzi iyo MCU yakadzimwa, chirongwa muMCU chichavharwa.
Muhupenyu hwehungwaru, iyo MCU yave musimboti wekudzora sisitimu yemamwe maturusi akangwara. Muhupenyu hwevanhu nemidziyo yekugadzira, panogona kunge paine mamicrocontrollers kwese kwese, senge mamwe maturusi enguva, otomatiki ekudzora zvigadziriso uye zvichingodaro. SCM ine otomatiki kudzora basa uye inoshandiswa zvakanyanya. Chese chemuchina chigadzirwa chinoshandiswa muhupenyu hwevanhu chichava neSCM yakabatanidzwa. Semuenzaniso, nharembozha dzatinoshandisa uye zvimwe matoyi evana zvichange zvine 1 kusvika 2 microcontroller.
Mundima yekushandiswa, iko kushandiswa kukuru kweiyo single chip microcomputer imwe otomatiki michina, iyo inogona kuve yakavakirwa pane imwechete chip microcomputer tekinoroji kushandura echinyakare michina uye yemagetsi michina, kuitira kuti mamwe echinyakare mechini uye emagetsi midziyo iwane otomatiki kutonga. . Semuenzaniso, kushandiswa kwema-single-chip makomputa kunogona kudzora mafeni uye maairconditioner, ayo anogona kuvakurudzira kuita basa rakasimba, kuitira kuti vanhu vagone kudzora zviri nyore zvimwe zvemichina nemagetsi.
Maitiro ekuita kweTDK capacitors zviratidzo zvakakosha zvekuongorora kunaka kwavo uye kushandiswa kwakajairwa, uye kuburikidza nematanho aya, vanogona kubatsira vanhu kusarudza nekushandisa zvigadzirwa zvemagetsi kana zvemagetsi nemazvo.
Yakakosha kuita maparamita eTDK capacitors anonyanya kusanganisira zvinotevera zvinhu:
1. Rated operating voltage: inoreva huwandu hwemagetsi ekuenderera mberi kwekushanda munzvimbo yakataurwa inoshandiswa. Iyi parameter inosarudza iyo yakanyanya voltage iyo capacitor inogona kumira mudunhu, kupfuura iyi voltage inogona kukonzera kukanganisa kune capacitor.
2. Nominal capacitance uye kutsauka kunobvumirwa: Chiratidzo chechiratidzo ndiyo simba rezita re capacitor, asi pane chikanganiso pakati pesimba rekugadzirisa, saka zvakakosha kunzwisisa hukama huri pakati pekutsauka uye simba rekugadzirisa. Iyi parameter yakakosha kwazvo kuve nechokwadi chekushanda chaiko kwecapacitor mudunhu.
3. Dielectric simba: kukwanisa kwe capacitor kutsungirira simba remagetsi pasina kuparadzwa. Iyi ndiyo parameter yakakosha yekuongorora kana capacitor inogona kushanda zvakatsiga munzvimbo dzakakwirira dzemagetsi.
4. Kurasikirwa: Simba rinoshandiswa ne capacitor nekuda kwekupisa kunonzi kurasikirwa kwechip capacitor. Iyi parameter inoratidza kurasikirwa kwesimba kwe capacitor mukushanda kwekushanda, iyo inokosha zvikuru pakuongorora kushanda uye hupenyu hwebasa re capacitor.
5. Insulation performance: inonyanya kusanganisira kuvhara kwekudzivirira, nguva inogara uye inodonha ikozvino. Kupokana kwekudzivirira kunoratidza kukosha kwekupokana kweiyo insulation material mukati me capacitor, uye indekisi yakakosha yekuongorora iyo yekudonha mamiriro eiyo capacitor. Nguva inogara uye kuvuza ikozvino kwakakoshawo ma paramita ekuongorora iyo insulation performance ye capacitors.
6. Temperature coefficient: Ukama huri pakati pekushanduka kwekushisa uye capacitance shanduko. Iyi parameter inoratidza kugadzikana kwekuita kwema capacitor munzvimbo dzakasiyana dzetembiricha, izvo zvine kukosha kukuru kuve nechokwadi chekushanda kwakavimbika kwema capacitor munzvimbo dzakaoma.
Izvo zviri pamusoro ndiyo ratidziro yekuongorora kwekuita kweTDK capacitors. Zvinokurudzirwa kuti iwe unyatso tarisa chigadzirwa chebhuku uye pepa rekutsanangurwa paunenge uchitenga ma capacitor kuti unzwisise kukosha chaiko uye chiyero chekushandiswa kweakasiyana maparamita ekuita kuti uve nechokwadi chekuti ma capacitor anogona kusangana nezvinodiwa chaizvo zvekushandisa.
Pakusarudza pane-bhodhi capacitor yemota yakakodzera, zvinotevera zvakakosha zvinhu zvinofanirwa kutariswa:
1. Kukwanisa: Sarudza iyo yakakodzera capacitance simba maererano nezvinodiwa zvemotokari yemagetsi system kuti uone kuti capacitor inogona kupa zvinogutsa simba rekuchengetedza simba kuti rizadzise zvido zvedunhu.
2. Voltage: The rated voltage ye capacitor inofanira kufanana nemagetsi emotokari yemagetsi system kuti ave nechokwadi chokuti capacitor inogona kushanda zvakajairika mukati mehuwandu hwemagetsi emagetsi.
3. Kupisa kwekushisa: Nemhaka yokuti nzvimbo yekushanda mukati memotokari inogona kunge yakanyanya kuoma, zvakakosha kuve nechokwadi kuti capacitor yakasarudzwa inogona kushanda kazhinji muhuwandu hwekushisa.
4. Kuvimbika: Sarudza ma capacitors anopfuura bvunzo yekuvimbika uye anosangana nemotokari indasitiri certification zviyero kuti ave nechokwadi chekugadzikana kwebasa rayo uye mhando.
5.ESR (yakaenzana series resistance) : ESR ine simba rinokosha pakugadzikana kwekushanda uye simba remotokari yemagetsi, uye capacitor ine ESR yakaderera inofanira kusarudzwa.
6. Chikero uye maitiro ekugadzirisa: Funga kana chiyero uye chigadziro che capacitor chinosangana nezvinodiwa zvekugadzirwa kwemotokari yemagetsi emotokari, kusanganisira ukuru uye uremu hwenzvimbo yayo yakagarwa uye kana zvigadziriswe zvakakosha zvinodiwa.
7. Mutengo: Pasi pemamiriro ekugutsa zvinodiwa zvekushanda, mari uye mari yekushanda kwe capacitors inofungidzirwa kuti iwane sarudzo yehupfumi uye inonzwisisika.
Muchidimbu, zvinhu zviri pamusoro zvinotaridzirwa pakusarudzwa kwemotokari-level capacitors yemotokari dzakakodzera. Zvinokurudzirwa kutaura nezvechigadzirwa chemutengesi uye ruzivo rwehunyanzvi paunenge uchisarudza, kana kubvunza nyanzvi kuti uongororwe uye utumire.
1. Kuti uone matanda akanaka uye asina kunaka kubva pachitarisiko, iyo yakanaka yekupedzisira yesimbi pasuru voltage regulator diode chubhu muviri yakadzikama, uye iyo yakashata inopera semicircular. Plastiki yakavharwa diode diode muviri, kune imwe mugumo weiyo yakaipa electrode, imwe mugumo weiyo yakanaka electrode yakadhindwa ine mavara mavara. Mucherechedzo weiyo regulator diode haina kujeka, unogona zvakare kushandisa multimeter kusiyanisa polarity yayo, yakajairika diode kuyerwa nzira yakafanana, kureva, iyo multimeter R * 1k faira, mapeni maviri akabatana kune maviri emagetsi emagetsi. iyo regulator diode, kuyera mhedzisiro, uye wozogadzirisa zviyero zviviri zvepeni. Mune miviri miviri mibairo yekuyera, kana kukosha kwekupikisa kuri kudiki kwazvo, peni yewachi nhema yakabatana kune yakanaka electrode yedhiodhi regulator, uye peni tsvuku yewachi yakabatana neiyo negative electrode ye regulator diode. Izvo zvakanaka uye zvakashata zvinopesana nedhiyo regulator idiki kana isingagumi, zvichiratidza kuti regulator diode inokanganisa kana kukuvadzwa.
2. Kukosha kwevoltage ye0 ~ 30 v inoyerwa neinoenderera inogadziriswa DC magetsi, inotevera 13 v regulator diode, iyo inobuda voltage yeinodzorwa magetsi inogona kugadziridzwa kusvika 15 v, uye simba reiyo mutsara waamai unoshanda. chete 1.5 Iko kΩ ikozvino kumisa kuramba inoyerwa mushure mekunge Zener diode yabatanidzwa kune cathode, uye simba-Zener diode yakanaka, uye zvakare Zener. diode voltage inoyerwa nemultimeter, uye iyo yakayerwa kuverenga ndeye Zener diode voltage kukosha. Kana iyo voltage regulator diode kukosha yakakura kupfuura 15V, iyo voltage regulator magetsi inogadziriswa kusvika kupfuura 20V. Megohm metres pazasi 1000V inogona zvakare kushandiswa kupa bvunzo magetsi emagetsi emagetsi diode. Nzira yacho ndeiyi: megohm mita Zener diode ye electrode yakaipa, iyo yakaipa terminal megohm mita uye chikamu chakanaka cheZener diode, uye megohm mita inobatwa maererano nemirairo, panguva imwe chete, multimeter inotarisa magetsi. pamativi ese maviri eZener diode (iyo multimeter voltage profile inofanirwa kuenderana neyakagadzika voltage kukosha), kutungamira kweiyo multimeter voltage yakagadzikana, uye Zener. diode voltage value ndiyo yakagadzikana voltage value. Kana iyo yakagadzikana voltage kukosha kweiyo voltage regulator diode yakayerwa, inoratidza kuti diode haina kugadzikana.
Kana uchifunga nezve EMI kutonga, dhizaini mainjiniya uye PCB board level dhizaini mainjiniya anofanirwa kutanga afunga sarudzo yeIC chip. Humwe hunhu hwemaseketi akasanganiswa senge rudzi rwepakeji, bias voltage uye chip tekinoroji (semuenzaniso CMOS, ECI) zvine simba guru pakukanganiswa kwemagetsi.
1. Yakabatanidzwa yedunhu electromagnetic interference source
Zvitubu zvePCB yeEMI yakabatanidzwa dunhu rinonyanya kusanganisira: EMI chiratidzo chemagetsi uye chiratidzo chazvino chinokonzerwa nesquare wave chiratidzo frequency pamagumo ekubuda, ichigadzira iyo yemagetsi munda uye magineti inokonzerwa ne capacitor uye inductance ye chip pachayo mu dhijitari yakabatanidzwa yedunhu shanduko kubva ku logic kumusoro kuenda kuzasi kana kubva ku logic yakaderera kuenda ku logic yakakwirira.
Iyo square wave inogadzirwa neIC chip ine sinusoidal uye harmonic zvikamu zvine yakakura frequency renji, iyo inoumba iyo electromagnetic kupindira frequency zvikamu zvine chekuita nevainjiniya uye matekiniki. Iyo yepamusoro EMI frequency, inozivikanwawo seEMI inotumira bandwidth, ibasa rekusimuka kwechiratidzo nguva (kwete iyo frequency yechiratidzo).
Imwe neimwe voltage kukosha mudunhu inoenderana neimwe ikozvino, uye imwe neimwe ikozvino inofanana nemhepo. Kana iyo IC inobuda painoshandurwa kubva kumusoro zvine musoro kuenda kune yakaderera zvine musoro kana kubva pasi zvine mutsindo kuenda kune yakakwira zvine musoro, aya magetsi emagetsi uye masaini emagetsi anoburitsa magetsi uye magineti minda, uye yakanyanya kuwanda yeaya magetsi uye magineti minda ndiyo yekufambisa bandwidth. Iyo yemagetsi uye magineti simba remumunda uye chikamu chekunze kwemwaranzi, kwete chete basa rekusimuka kwechiratidzo nguva, asi zvakare zvinoenderana nemhando ye capacitor uye inductance control pakati peiyo chiratidzo chiteshi kubva kunobva kunzvimbo yekuremerwa, saka iyo PCB. chiratidzo chechiratidzo chiri mukati, uye mutoro unowanikwa mune mamwe maseketi akabatanidzwa, iyo yakabatanidzwa yedunhu pabhodhi redunhu inogona kana isiri muPCB. Kuti unyatso kudzora kukanganiswa kwemagetsi, zvinodikanwa kuti utarise kwete chete kune capacitance uye inductance, asiwo kune capacitance uye inductance iripo paPCB. Kufanana nePCB dhizaini, IC package dhizaini inogona zvakare kuve nemhedzisiro yakakura paEMI.
Akabatanidzwa edunhu mapakeji anowanzo sanganisira silicon-based chip, diki yemukati PCB, uye solder pad. Iyo silicon wafer yakaiswa pane diki PCB 64 silicon wafer nekusunga chinongedzo pakati pemutsara uye padhi, inogona zvakare kubatanidzwa zvakananga mune imwe diki pasuru PCB inoziva chiratidzo uye simba pasilicon wafer uye kubatana pakati peinoenderana. mapini pasuru, kuitira kuti uone chiratidzo uye simba node yesilicon wafer kunze.
Capacitor leakage (yakaderera insulation impedance) ndiyo yakajairika mhando yekutadza, uye zvikonzero zvayo zvikuru zvinogona kukamurwa kuita zvemukati zvinhu mukugadzira uye zvekunze zvinhu mukugadzira maitiro. Zvinokonzera chip capacitor leakage zvakakamurwa kuita mhando mbiri, imwe idambudziko remukati, uye imwe idambudziko rekunze.
Kutanga, zvinhu zvemukati
1. Kushaya
Mugodhi wakaumbwa nekubuda kwechinhu chekunze mu capacitor panguva yekunyungudika. Voids inogona kutungamira kune mapfupi maseketi pakati pemagetsi uye anogona kutadza magetsi. Kukura voids kwete chete kuderedza IR, asiwo kuderedza inoshanda capacitance. Kana yakabatidzwa, zvinogoneka kukonzera kupisa kwenzvimbo mugomba nekuda kwekudonha, kuderedza kushanda kwekudzivirira kweceramic medium, kunowedzera kubuda, zvichikonzera kuputika, kuputika, kupisa uye zvimwe zviitiko.
2. Sintering Crack
Iyo sintering crack inowanzoitika nekuda kwekukurumidza kutonhora mukuita sintering uye inoonekwa munzira yakatwasuka yemupendero we electrode.
3. Delamination
Stratification inowanzo gadzirwa mushure mekuturikidzana, nekuda kwekushayikwa kwelamination kana rubber discharge, kusakwana sintering, mweya wakavhengana pakati pematanho, kusvibiswa kwekunze uye kutsemuka kwakatwasuka. Zvinogonawo kuti kuwedzera kwekushisa kwezvinhu zvakasiyana-siyana mushure mekusanganiswa hazvifananidzi.
Chechipiri, zvinhu zvekunze
1. Thermal shock
Thermal shock inonyanya kuitika mu wave soldering, kukurumidza kushanduka kwekushisa, zvichikonzera kutsemuka pakati pemagetsi mukati me capacitor, kazhinji inoda kuwanikwa nekuyera, kucherechedza mushure mekugaya, kazhinji kutsemuka kudiki, kunoda kushandisa girazi rekukudza kusimbisa, mukati. zviitiko zvishoma pachava nekutsemuka kunooneka.
Muchiitiko ichi, zvinokurudzirwa kushandisa reflow welding, kana kuderedza kushanduka kwekushisa panguva yekushambadzira kwemafungu (kwete kupfuura 4 ~ 5 ° C / s), uye kudzora tembiricha iri pasi pe60 ° C usati wachenesa pani.
2. External mechanical stress
Nokuti chikamu chikuru cheMLCC ndeye ceramic, mukuiswa kwezvikamu, sub-plates, screws uye mamwe maitiro, zvingangoita kuti mechanical stress yakakura zvikuru kuti iite kuti capacitor idzvinyirwe uye kutyoka, zvichiita kuti kukundikana kwekudonha. Panguva ino, kutsemuka kunowanzo kuve oblique, kutsemuka kubva pamutsetse weiyo terminal uye iyo ceramic body.
3. Solder migration
Welding munzvimbo yakakwirira humidity inogona kutungamirira kune solder migration kumativi ose maviri e capacitor, uye kana yakabatanidzwa pamwe chete, kuvuza uye kupfupika kwedunhu kunogona kuguma.
1. Kune mamwe mazita ane mvumo
Chero bedzi iwe uchiziva ne mos chubhu yakadai zvigadzirwa zvemagetsi, iwe unozoziva kuti kune akawanda anozivikanwa anounzwa mabhureki, uye kana uchinzwisisa mos chubhu vagadziri, hongu, iwe unofanirwa kutanga watarisa kuti vagadziri' mhiri kwemakungwa cooperative brands. zvakakwana. Mingary Technology yanga iine huwandu hwemhando dzekutengesa kunze kwemvumo yepamutemo makore mazhinji apfuura, saka mugadziri akaunganidza makore gumi eruzivo rwekupa.
2, inogona kupa mhinduro dzakakodzera
Dzimwe nguva vatengi vanosangana nezvinetso ivo pachavo, nokuti havana ruzivo rwakakwana, hazvisi pachena kuti vangagadzirisa sei zviri nani, asi nyanzvi dzekugadzira mos tube dzakasiyana, uye ivo vachave vakanyatsojeka kuti ndedzipi mhinduro dzinogona kubvumira vatengi kutenga zvigadzirwa zvakakodzera. Chero bedzi kudiwa kuchisimudzwa, mugadziri anogona kukurumidza kupa mhinduro yakakodzera.
3. Usanetseka nekushaikwa kwechipo
Chero bedzi iwe uchigona kushanda pamwe nevagadziri vevagadziri vehunyanzvi, zvisinei kuti zvingani zvigadzirwa zvaunoda kutenga, kana zvisingawanzo kugadzirwa mhando, unogona kurega vagadziri vagadzirise matambudziko kuburikidza nehupfumi hwekugovera uye akazara modhi uye zvimwe zvakanaka. Sezvo mashizha akakwana, chero bedzi simbi yakasimbiswa, zvinhu zvinogona kutumirwa nokukurumidza.
Ona pano, tinofanira kuziva kuti ndeapi mos tube vagadziri vane unyanzvi uye vanovimbika, chaizvoizvo, chero bedzi simba revakagadziri, rinogona kuchengetedza hukama hwekubatana kwenguva refu navo. Nekuti mhando yebasa zvakare yakanaka kwazvo, saka kana ukawana dambudziko nechigadzirwa, unogona zvakare kubata vashandi nenguva kuti ugadzirise.
Nekukurumidza kukura kwezvikamu, kune akasiyana mamodheru e triode, uye iwo ekutanga maparamita emhando yega yega yetatu akasiyana, uye ndeapi matanho ekuchengetedza anofanirwa kutariswa pakutenga kwetriode, uye maitiro ekuziva iwo ekutanga maparamita eiyo triode. . Ngatitaure nezvazvo nhasi.
Sarudza iyo triode inofanirwa kugona iwo ekutanga ma paramita eiyo triode, uye inofanirwa kugona hunhu frequency, ruzha uye simba rekubuda reiyo triode.
1. Hunhu huzhinji fT. Nekuwedzera kwesimba rinobuda, simba guru rekushanda re triode rinogona kuderedzwa, uye frequency fT inoenderana ne β = 1 inonzi characteric frequency fT ye triode. Mukugadzirisa nekugadzirwa kwemaseketi emagetsi, iyo triode mumhepo yakakwira, iyo yepakati frequency, oscillator nemimwe mitsara inofanirwa kusarudzwa ine diki electrode capacitance, uye hunhu hwayo frequency Fr inofanira kuva 3 kusvika 10 nguva yekubuda simba. Kana iyo maikorofoni isina waya ikagadzirwa, iyo hunhu frequency yeiyo triode 9018 inofanira kutorwa kupfuura 600NHz.
2. Kusarudzwa kweruzha uye simba rekubuda. Paunenge uchigadzira yakaderera-frequency amplifiers, iwo makuru ma paramita akadai seruzha uye kubuda simba kweiyo triode inotorwa mukufunga. Zvinokurudzirwa kusarudza chubhu ine diki yekupinda yazvino Iceo, nekuti idiki iyo Iceo, zviri nani kutendeseka kwekushisa kweamplifier. Muchikamu chepasi-chinobuda, kana simba diki rinobuda rinowedzera kudhonza-kudhonza chubhu rakasarudzwa, simba rekurasikirwa rinofanirwa kunge riri shoma pane kana kuenzana ne1W, iyo electrode yakakura ikozvino inofanira kunge iri pasi kana kuenzana ne1.5A, uye yakanyanya kushanda voltage iri mhiri kwe50 ~ 300V.
