awọn ohun-ini ọja:
| ORISI | ṢÀpèjúwe |
| ẹka | Idapọpọ Circuit (IC) PMIC - Awọn olutọsọna Foliteji - Awọn olutọsọna Yipada DC DC |
| olupese | Texas Instruments |
| jara | SWIFT™ |
| Package | Teepu ati Reel (TR)Ẹgbẹ́ Shear (CT)Digi-Reel® Custom Reel |
| ọja ipo | o wa |
| Išẹ | Ẹtu |
| iṣeto ni o wu | kan |
| topology | Ẹtu |
| o wu iru | adijositabulu |
| Nọmba awọn abajade | 1 |
| Foliteji - Iṣawọle (min) | 2.95V |
| Foliteji - Iṣawọle (Max) | 6V |
| Foliteji - Ijade (iṣẹju/ti o wa titi) | 0.827V |
| Foliteji - Ijade (O pọju) | 4.5V |
| Lọwọlọwọ - Ijade | 3A |
| Igbohunsafẹfẹ - yipada | 300kHz ~ 2MHz |
| Amuṣiṣẹpọ Rectifier | Bẹẹni |
| Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 150°C (TJ) |
| fifi sori iru | Dada Oke Iru |
| Package / apade | 16-WFQFN fara paadi |
| Iṣakojọpọ Ẹrọ Olupese | 16-WQFN (3x3) |
| Nọmba ọja ipilẹ | TPS54319 |
Ayika ati Isọri okeere:
| ÀWỌN ànímọ́ | ṢÀpèjúwe |
| Ipo RoHS | Ni ibamu pẹlu ROHS3 sipesifikesonu |
| Ipele Ifamọ Ọrinrin (MSL) | 2 (odun kan) |
| Ipo REACH | Awọn ọja ti kii ṣe de ọdọ |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
2.95-V si 6-V Input, 3-A Output, 2-MHz, Amuṣiṣẹpọ Igbesẹ-isalẹ
Yipada Pẹlu Awọn FET Iṣọkan (SWIFT™)
1
Awọn ẹya ara ẹrọ
Apejuwe
2
• Meji 45-mΩ (aṣoju) MOSFETs fun Giga
Ẹrọ TPS54319 jẹ ifihan kikun 6 V, 3 A,
Ṣiṣe ni Awọn ẹru 3-A
igbese amuṣiṣẹpọ isalẹ oluyipada ipo lọwọlọwọ pẹlu
MOSFET ese meji.
•
300kHz to 2MHz Yiyi Igbohunsafẹfẹ
•
0,8 V ± 3,0% Foliteji Reference Lori
TPS54319 ngbanilaaye awọn apẹrẹ kekere nipasẹ sisọpọ
awọn MOSFETs, imulo iṣakoso ipo lọwọlọwọ si
Iwọn otutu (0°C si 85°C)
din ita paati kika, atehinwa inductor
•
Amuṣiṣẹpọ si Aago Ita
iwọn nipa mimuuṣiṣẹpọ to 2 MHz igbohunsafẹfẹ iyipada,
•
Adijositabulu o lọra Bẹrẹ / Sequence
ati idinku ifẹsẹtẹ IC pẹlu kekere 3mm x
•
UV ati OV Power O dara o wu
3mm ti mu dara si package QFN.
•
–40°C to 150°C Ipinnu isẹpo
TPS54319 pese deede ilana fun a
Iwọn otutu
orisirisi awọn ẹru pẹlu deede ± 3.0% Foliteji
Itọkasi (VREF) lori iwọn otutu.
•
Imudara gbigbona 3mm × 3mm 16-pin QFN
•
Pin ibaramu to TPS54318
Iṣẹ ṣiṣe ti pọ si nipasẹ isọpọ 45mΩ
MOSFETs ati 360mA aṣoju ipese lọwọlọwọ.Lilo
pin agbara, tiipa ipese lọwọlọwọ dinku si
Awọn ohun elo
2 µA nipa titẹ si ipo tiipa.
•
Kekere-foliteji, Ga-iwuwo Power Systems
•
Ilana Ojuami-ti-Fifuye fun Onibara
Labẹ foliteji lockout ti fipa ṣeto ni 2.6 V, ṣugbọn
Awọn ohun elo bii Ṣeto Awọn apoti Top, LCD
le ti wa ni pọ nipa siseto ala pẹlu
Awọn ifihan, Awọn ohun elo CPE
a resistor nẹtiwọki lori mu ṣiṣẹ pin.Ijade naa
rampu ibẹrẹ foliteji ni iṣakoso nipasẹ ibẹrẹ ti o lọra
pinni.Ohun-ìmọ sisan agbara ti o dara ifihan agbara tọkasi awọn
SCHEMATIC RẸRẸ
Ijade jẹ laarin 93% si 107% ti foliteji ipin rẹ.
inaro spacer
Igbohunsafẹfẹ agbo pada ati tiipa igbona ṣe aabo
inaro spacer
ẹrọ naa lakoko ipo lọwọlọwọ.
TPS54319 ni atilẹyin ninu SwitcherPro™
Ọpa sọfitiwia ni www.ti.com/switcherpro.
