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.