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iimveliso

I-TPS62202DBVR-IiSekethe eziDityanisiweyo (ii-ICs), uLawulo lwaMandla (PMIC), i-Voltage Regulators- DC DC Switching Regulators

inkcazelo emfutshane:

Isixhobo se-TPS6220x sisiguquli se-synchronous-down converter esisebenza ngokuqhelekileyo i-1-MHz esisigxina sokumodareyitha kobubanzi be-pulse (PWM) kwimodareyitha ukuya kwimisinga yomthwalo onzima kunye nakwimowudi yokulondoloza amandla esebenza nge-pulse frequency modulation (PFM) kwimisinga yomthwalo okhanyayo.Ngexesha lokusebenza kwe-PWM umguquli usebenzisa impendulo ekhawulezayo ekhethekileyo, imowudi ye-voltage, iskimu somlawuli kunye ne-input voltage feed phambili.Oku kufezekisa umgca omhle kunye nokulawulwa komthwalo kwaye kuvumela ukusetyenziswa kwegalelo elincinci le-ceramic kunye nemveliso ye-capacitors.Ekuqaleni komjikelo wewotshi nganye eqaliswe sisignali yewotshi (S), i-P-channel MOSFET iswitshi ivuliwe, kwaye i-inductor yangoku inyuka inyuka de umthelekisi ahambe kwaye ingqiqo yolawulo icime iswitshi.Umda wangoku wokuthelekisa uphinda ucime iswitshi xa kunokwenzeka ukuba kugqithwe umda wangoku wesitshixo se-P.Emva koko i-N-channel rectifier iswitshi ivuliwe kwaye i-inductor yangoku iremp ezantsi.Umjikelo olandelayo uqaliswa ngumqondiso wewotshi kwakhona ucima isilungisi se-N-channel kunye nokuvula iswitshi ye-P-channel.I-GM amplifier kunye ne-input voltage inquma ixesha lokunyuka kwejeneretha ye-Sawtooth;ngoko ke naluphi na utshintsho kwi-voltage yegalelo okanye i-voltage ephumayo ilawula ngokuthe ngqo umjikelo womsebenzi wesiguquli.Oku kunika umgca olungileyo kakhulu kunye nolawulo lwexeshana lomthwalo.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu zeMveliso

UHLOBO INKCAZO
Udidi IiSekethe eziDityanisiweyo (ICs)Ulawulo lwamandla (PMIC)

I-Voltage Regulators-DC DC Switching Regulators

Mfr Texas Instruments
Uthotho -
Iphakheji Iteyiphu & neReel (TR)Sika iTape (CT)

Digi-Reel®

Ubume beMveliso Iyasebenza
Umsebenzi Yehla
Uqwalaselo Lwemveliso Okuhle
I-Topology Buck
Uhlobo Lwemveliso Ilungisiwe
Inani leZiphumo 1
I-Voltage-Igalelo (uMzu) 2.5V
I-Voltage-Input (Ubukhulu) 6V
Voltage-Imveliso (Min/Fixed) 1.8V
Voltage-Imveliso (Ubukhulu) -
Okwangoku -Isiphumo 300mA
Ukuphindaphinda-Ukutshintsha 1MHz
Ungqamaniso loLungisanisi Ewe
Ubushushu bokusebenza -40°C ~ 85°C (TA)
Uhlobo lokuNqamisa INtaba engaphezulu
Ipakethe / Ityala SC-74A, SOT-753
Supplier Device Package I-SOT-23-5
Inombolo yeMveliso esisiseko TPS62202

Amaxwebhu & nemidiya

UHLOBO LWEZIBONELELO LINK
Amaxwebhu edatha TPS62200-05, TPS62207-08
Izixhobo zokuyila I-TPS62202 Uyilo kunye ne-WEBENCH® uMyili waMandla
Imveliso ekhoyo Yenza uyilo lwakho lwamandla ngoku nge-TI's WEBENCH® uMyiliUlawulo lwamandla
INdibano ye-PCN / Imvelaphi Iindawo zeNdibano ezongezelelweyo 21/Sep/2021
Iimodeli ze-EDA TPS62202DBVR ngu SnapEDAI-TPS62202DBVR yi-Ultra Librarian

Ulwahlulo lokusiNgqongileyo nokuThunyela ngaphandle

UMBALI INKCAZO
Isimo seRoHS I-ROHS3 iyahambelana
iNqanaba lokuSensitivity lokufuma (MSL) 1 (Ayinasiphelo)
FIKELELA kwiSimo FIKELELA Ngokungachaphazelekiyo
ECCN I-EAR99
HTSUS 8542.39.0001

Ukwakhiwa kwe-voltage regulator

Isiguquli esiqhelekileyo sokutshintsha kwe-capacitor siquka izitshixo ezine ze-MOS ezinkulu kunye nolandelelwano oluqhelekileyo lokutshintsha lokutshintsha, ukuphinda kabini okanye ukuthoba isiqingatha sombane wokubonelela ngegalelo.Ukudluliselwa kunye nokugcinwa kwamandla kubonelelwa ngama-capacitors angaphandle, inkampani ekhankanyiweyo kunye nemveliso yokuguqula yodwa yaseTshayina kwindawo yentengiso, imveliso kunye nokusebenza, ukungenisa imveliso kunye nokuthumela ngaphandle, indawo yotyalo-mali kwishishini kunye nophuhliso oluzinzileyo lwelizwe lethu ngokwesiseko solu phuhliso loshishino. intsingiselo yokwenza indibanisela yohlalutyo lomgangatho nobungakanani kunye noqikelelo.Ukuzibandakanya kwiinguqu, ukulawulwa kwamandla ombane, izilawuli kunye nezinye imveliso ephantsi yombane exhasa imveliso, uphando kunye nophuhliso, ukuthengisa, "ukubambelela kwinguqulelo yenkampani, iimveliso eziphambili zezi: Ulawulo lwamandla oluphezulu lwe-SBW, i-SBW-F sub-regulated power regulator. , Umlawuli we-AC we-SVC ochanekileyo ochanekileyo, umlawuli wokucoca ngokuchanekileyo, umlawuli we-microcomputer ongaqhagamshelani naye, i-SG \ SBK i-autotransformer, i-OSG \ QZB i-autotransformer, i-ZSG \ ZDG i-rectifier transformer, i-SSG i-servo transformer, i-DN yokumelana ne-welding water-cooled transformer, i-reactor, i-autotransformer, ikholomu-uhlobo oluphezulu lwamandla ombane kunye nezinye iiseti ezipheleleyo zezixhobo zombane.Imveliso inoyilo lwenoveli, umthamo omncinci, imilo entle, ilahleko ephantsi, ingxolo ephantsi, ukunganyangeki kwempembelelo kunye nezinye iingenelo.Isetyenziswa ngokubanzi kumashishini kunye namashishini emigodini. , oomatshini belaphu, ukuprinta nokupakishwa, ishishini lepetrochemical, izikolo, kudederhu lweevenkile, iilifti, iposi kunye nezonxibelelwano, oomatshini bezonyango kunye nazo zonke ezinye izihlandlo ezifuna isiqinisekiso sombane esiqhelekileyo.

Ngethuba lokuqala lomjikelezo wokutshintsha, i-voltage yegalelo isetyenziswe kwi-capacitor (C1).Kwinxalenye yesibini yomjikelezo wokutshintsha, intlawulo idluliselwa kwi-C1 ukuya kwi-capacitor yesibini yeC2.Ulwakhiwo oluqhelekileyo lwe-switched-capacitor converter yi-converter yokubuyisela umva, apho i-C2 ine-terminal esekelwe phantsi kunye ne-terminal yayo engafanelekanga idlula i-voltage ephumayo engalunganga.Emva kwemijikelezo embalwa, i-voltage nge-C2 isetyenziswe kwi-voltage input.Ukucinga ukuba akukho mthwalo kwi-C2, akukho lahleko ekutshintsheni kwaye akukho kuxhathisa okuqhubekayo kwi-capacitor, i-voltage ephumayo iya kuba yinto engalunganga yombane wokufaka.Enyanisweni, ukusebenza kakuhle kokudluliselwa kwentlawulo (kwaye ngenxa yoko ukuchaneka kwe-voltage ephumayo) kuxhomekeke kwi-frequency yokutshintsha, ukuchasana kokutshintsha, ixabiso le-capacitor kunye nokuchasana kokuqhubeka.I-double topology efanayo isebenzisa i-switch efanayo kunye ne-capacitor bank, kodwa itshintsha uxhulumaniso lomhlaba kunye ne-voltage input.Ezinye iinguqu ezintsonkothileyo ngakumbi zisebenzisa iiswitshi ezongezelelweyo kunye neecapacitors ukuphumeza ezinye iireyishini zenguqu yegalelo kumbane ophumayo kwaye, kwezinye iimeko, ulandelelwano olukhethekileyo lokutshintsha ukuvelisa ubudlelwane obuncinci.Ngeyona ndlela ilula, abaguquli be-capacitor abatshintshiweyo abalawulwa yi-voltage.Ezinye zeNational Semiconductor switched-capacitor converters zinamanqanaba okuzuza ahlengahlengiswayo ngokuzenzekelayo ukuvelisa isiphumo esilawulwayo;ezinye ii-switched-capacitor converters zisebenzisa i-internal dropout dropout linear regulator ukuvelisa imveliso engalawulwayo.


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