Iimveliso

TPS54319RTER (Intsha kraca kunye neyoqobo kwisitokhwe)

Inkcazelo emfutshane:

umenzi:Texas Instruments

Inombolo yemveliso yomvelisi: TPS54319RTER

Chaza: I-IC REG BUCK IYALUNGISWA 3A 16WQFN

Ixesha lonikezelo lomgangatho womzi-mveliso wokuqala: iiveki ezingama-35

Inkcazo eneenkcukacha: IBuck Switching Regulator IC Positive Adjustable 0.827V 1 Imveliso 3A 16-WFQFN Exposed Pad


Iinkcukacha zeMveliso

Iithegi zeMveliso

iimpawu zemveliso:

UHLOBO CHAZA
udidi ISekethe eDityanisiweyo (IC)  I-PMIC - i-Voltage Regulators - i-DC DC Switching Regulators
umenzi Texas Instruments
uthotho I-SWIFT™
Iphakheji Iteyiphu kunye neReel (TR)Shear Band (CT)I-Digi-Reel® Custom Reel
ubume bemveliso ikhona evenkileni
Umsebenzi Buck
uqwalaselo lwemveliso nje
itopology Buck
uhlobo lwemveliso iyahlengahlengiswa
Inani leziphumo 1
I-Voltage-Igalelo (uMzu) 2.95V
I-Voltage-Input (Ubukhulu) 6V
Umbane-Imveliso (min/elungisiweyo) 0.827V
Voltage-Imveliso (Eyona iphezulu) 4.5V
Okwangoku -Isiphumo 3A
Ukuphindaphinda - tshintsha 300kHz ~ 2MHz
Ungqamaniso loLungisanisi Ewe
Ubushushu bokusebenza -40°C ~ 150°C (TJ)
uhlobo lofakelo Uhlobo lweNtaba yoMphezulu
Ipakethe/Indawo ebiyelweyo I-16-WFQFN eveziweyo yePadi
Supplier Device Packaging 16-WQFN (3x3)
Inombolo yemveliso esisiseko TPS54319

Ulwahlulo lokusiNgqongileyo noThunyelo ngaphandle:

IIMPAWU CHAZA
Ubume beRoHS Iyahambelana neenkcukacha ze-ROHS3
iNqanaba lokuSenza ukufuma (MSL) 2 (1 unyaka)
FIKA ubume Iimveliso ezinga-REACH
ECCN I-EAR99
HTSUS 8542.39.0001

2.95-V ukuya 6-V Igalelo, 3-A Imveliso, 2-MHz, Synchronous iNyathelo-Ezantsi
Isitshintshi esineeFET eziDityanisiweyo (SWIFT™)
1
IIMBONAKALO
INKCAZO
2
• Ii-MOSFET ezimbini ze-45-mΩ (eziqhelekileyo) ku-High
Isixhobo se-TPS54319 sigcwele ngokupheleleyo i-6 V, 3 A,
Ukusebenza kakuhle kwi-3-A Imithwalo
ungqamaniso inyathelo ezantsi umguquli wemo yangoku nge
iiMOSFET ezimbini ezidibeneyo.

300kHz ukuya 2MHz UkuTshintsha Frequency

0.8 V ± 3.0% iVoltage Reference Over
I-TPS54319 yenza uyilo oluncinci ngokudibanisa
ii-MOSFETs, iphumeza ulawulo lwemowudi yangoku
Iqondo lobushushu (0°C ukuya ku-85°C)
ukunciphisa inani lamacandelo angaphandle, ukunciphisa i-inductor

Ingqamanisa kwiwotshi yangaphandle
ubungakanani ngokuvumela ukuya kuthi ga kwi-2 MHz yokutshintsha frequency,

Isiqalo esicothayo/Ulandelelwano olunokulungiswa
kunye nokunciphisa i-IC footprint nge-3mm x encinci

UV kunye ne-OV Amandla oPhumo oluLungileyo
3mm iphakheji ye-QFN eyandisiweyo ngokushushu.

-40°C ukuya kwi-150°C iJunction yokuSebenza
I-TPS54319 ibonelela ngolawulo oluchanekileyo lwe
Uluhlu lobushushu
iintlobo ngeentlobo zemithwalo eneVoltge echanekileyo ±3.0%.
Isalathiso (VREF) phezu kobushushu.

Thermally Iphuculwe 3mm × 3mm 16-pin QFN

I-Pin Iyahambelana ne-TPS54318
Ukusebenza kakuhle kunyuswa ngokudibeneyo kwe-45mΩ
I-MOSFETs kunye ne-360mA yobonelelo oluqhelekileyo lwangoku.Ukusebenzisa
i-pin yenza, unikezelo lokuvalwa koxinzelelo lwangoku luyancitshiswa ukuya
IZICELO
2 µA ngokungenisa imowudi yokuvala.

I-Voltge ephantsi, i-High-Density Power Systems

Indawo yokuLawulwa koMthengi
Ngaphantsi kwe-voltage lockout ifakwe ngaphakathi kwi-2.6 V, kodwa
Usetyenziso olunje ngeSeti yeeBhokisi eziphezulu, iLCD
inokongezwa ngokucwangcisa umda nge
Imiboniso, Izixhobo zeCPE
inethiwekhi resistor kwi pin vumela.Isiphumo
Irempu yokuqalisa umbane ilawulwa sisiqalo esicothayo
iphini.Amandla okuhlamba avulekileyo umqondiso olungileyo ubonisa i
ISICWANGCISO ESELULULA
imveliso ingaphakathi kwe-93% ukuya kwi-107% yombane wayo oqhelekileyo.
isithuba esithe nkqo
Ukugoqa rhoqo ngasemva kunye nokuvalwa kwe-thermal kuyakhusela
isithuba esithe nkqo
isixhobo ngexesha lemeko yangoku.
I-TPS54319 ixhaswa kwi-SwitcherPro™
Isixhobo seSoftware ku www.ti.com/switcherpro.


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