mea tau oloa:
| ITIGA | FA'amatala |
| vaega | Vaega Fa'atasi (IC) PMIC - Pule Fa'atonu - Fa'atonu Fa'aliliu DC DC |
| gaosimea | Texas Meafaigaluega |
| fa'asologa | SWIFT™ |
| afifi | Tape ma Reele (TR)Fa'a Si'i (CT)Digi-Reel® Custom Reel |
| tulaga o oloa | e tele |
| Galuega | Buck |
| fetuutuunaiga o galuega faatino | tonu |
| topology | Buck |
| ituaiga galuega faatino | fetuutuunai |
| Numera o galuega faatino | 1 |
| Malosi - Ulufale (Min) | 2.95V |
| Malosi - Ulufale (Max) | 6V |
| Malosi - Gao'o (min/mau) | 0.827V |
| Malosi - Gao'o (Male maualuga) | 4.5V |
| O lo'o i ai nei - Fa'atino | 3A |
| Auala - sui | 300kHz ~ 2MHz |
| Fa'asa'o Fa'atasi | ioe |
| O le vevela o galuega | -40°C ~ 150°C (TJ) |
| ituaiga fa'apipi'i | Ituaiga Mauga i luga |
| Paketi/Papa | 16-WFQFN Papa Fa'aalia |
| Fa'atau Mea Fa'apipi'i | 16-WQFN (3x3) |
| Numera oloa autu | TPS54319 |
Fa'avasegaina o le Si'osi'omaga ma le Fa'atau Atu:
| UIGA | FA'amatala |
| tulaga RoHS | E tusa ai ma le ROHS3 faʻamatalaga |
| La'asaga o le Susū (MSL) | 2 (1 tausaga) |
| tulaga REACH | oloa e le o REACH |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
2.95-V i le 6-V Ulufale, 3-A Galuega Fa'atino, 2-MHz, Fa'asa'o La'asaga i lalo
Sui Fa'atasi ma FET Tu'ufa'atasi ( SWIFT™)
1
FAAMATALAGA
FAAMATALAGA
2
• Lua 45-mΩ (masani) MOSFET mo Maualuga
O le masini TPS54319 o se faʻaaliga atoatoa 6 V, 3 A,
Lelei i uta 3-A
synchronous la'asaga i lalo o lo'o iai nei fa'aliliu fa'atasi ma
lua MOSFET tu'ufa'atasia.
•
300kHz i le 2MHz Fesuiaiga Auala
•
0.8 V ± 3.0% Voltage Fa'asinoga i luga
O le TPS54319 e mafai ai ni mamanu laiti e ala i le tuʻufaʻatasia
le MOSFETs, faʻatinoina le faʻatonuga o le taimi nei i
Vevela (0°C i le 85°C)
faʻaitiitia le aofaʻi o vaega i fafo, faʻaitiitia le inductor
•
Fa'atasi i le Uati i fafo
tele e ala i le mafaia e oʻo atu i le 2 MHz fesuiaʻi taimi,
•
Fetuuna'i lemu amata/fa'asologa
ma fa'aitiitia le tulagavae IC i se tama'i 3mm x
•
UV ma le OV Malosiaga Lelei
3mm thermally faʻaleleia QFN afifi.
•
–40°C i le 150°C Feso'ota'iga
O le TPS54319 o loʻo tuʻuina atu tulafono faʻatonutonu mo a
Va'aiga vevela
eseese o uta ma le sa'o ±3.0% Voltage
Fa'asinoga (VREF) i luga ole vevela.
•
Fa'aleleia atili 3mm × 3mm 16-pin QFN
•
Pin e fetaui ma le TPS54318
E fa'ateleina le lelei e ala i le tu'ufa'atasi 45mΩ
MOSFETs ma le 360mA masani sapalai o loʻo iai nei.Fa'aaogaina
le mafai pine, tapuni sapalai ua faaitiitia i
TALOSAGA
2 µA e ala i le ulufale i se faiga tapuni.
•
Faiga Malosiaga Maualalo, Maualalo Malosi
•
Tulafono Fa'atonu mo Tagata Fa'atau
I lalo o le voltage lokaina o loʻo tuʻuina i totonu ile 2.6 V, ae
Talosaga e pei o Set Top Boxes, LCD
e mafai ona fa'ateleina e ala i le fa'apolokalameina o le faitoto'a ma
Fa'aaliga, CPE Meafaigaluega
se feso'ota'iga tetee i luga o le pine mafai.Le galuega faatino
e fa'atonutonu le laina fa'aola eletise i le fa'agesegese o le amataga
pine.O se alavai tatala faailoilo lelei e faailoa ai le
FA'AMATALAGA FA'AVAE
gaosiga o lo'o i totonu ole 93% i le 107% o lona fa'ailoga eletise.
va'a tu'u sa'o
O le gaugau i tua ma le fa'avevela e puipuia ai
va'a tu'u sa'o
le masini i le taimi o se tulaga ova.
O le TPS54319 o loʻo lagolagoina i le SwitcherPro™
Meafaigaluega i le www.ti.com/switcherpro.
