ibicuruzwa:
| UBWOKO | DESCRIBE |
| icyiciro | Inzira ihuriweho (IC) PMIC - Igenzura rya voltage - DC DC Guhindura |
| uruganda | Ibikoresho bya Texas |
| Urukurikirane | SWIFT ™ |
| Amapaki | Tape na Reel (TR)Shear Band (CT)Digi-Reel® Umukiriya |
| imiterere y'ibicuruzwa | mu bubiko |
| Imikorere | Buck |
| Ibisohoka | gusa |
| topologiya | Buck |
| Ubwoko Ibisohoka | birashobora guhinduka |
| Umubare wibisubizo | 1 |
| Umuvuduko - Iyinjiza (Min) | 2.95V |
| Umuvuduko - Iyinjiza (Max) | 6V |
| Umuvuduko - Ibisohoka (min / byagenwe) | 0.827V |
| Umuvuduko - Ibisohoka (Ntarengwa) | 4.5V |
| Ibiriho - Ibisohoka | 3A |
| Inshuro - hindura | 300kHz ~ 2MHz |
| Ikosora | Yego |
| Ubushyuhe bwo gukora | -40 ° C ~ 150 ° C (TJ) |
| Ubwoko bwo kwishyiriraho | Ubwoko bwimisozi |
| Ipaki / Uruzitiro | 16-WFQFN Yerekanwe Pad |
| Ibikoresho byo gupakira | 16-WQFN (3x3) |
| Umubare wibicuruzwa shingiro | TPS54319 |
Ibidukikije no kohereza mu mahanga:
| INYIGISHO | DESCRIBE |
| Imiterere ya RoHS | Bihuye nibisobanuro bya ROHS3 |
| Urwego rwo Kumva neza Ubushuhe (MSL) | 2 (umwaka 1) |
| SHAKA imiterere | Ibicuruzwa bitagerwaho |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
2.95-V kugeza 6-V Iyinjiza, 3-Ibisohoka, 2-MHz, Intambwe-Hasi-Hasi
Hindura hamwe na FETs Yuzuye (SWIFT ™)
1
IBIKURIKIRA
GUSOBANURIRA
2
• Babiri 45-mΩ (bisanzwe) MOSFETS yo hejuru
Igikoresho cya TPS54319 ni cyuzuye cyuzuye 6 V, 3 A,
Imikorere kuri 3-A Imizigo
guhuza intambwe kumanuka muburyo bwubuhinduzi hamwe
bibiri byahujwe na MOSFETS.
•
300kHz kugeza 2MHz Guhindura inshuro
•
0.8 V ± 3.0% Umuvuduko Ukabije
TPS54319 ituma ibishushanyo bito bihuza
MOSFETs, gushyira mubikorwa uburyo bwo kugenzura kuri
Ubushyuhe (0 ° C kugeza 85 ° C)
gabanya ibice byo hanze kubara, kugabanya inductor
•
Guhuza Isaha yo hanze
ingano mugushoboza kugeza kuri 2 MHz guhinduranya inshuro,
•
Guhindura Buhoro Gutangira / Gukurikirana
no kugabanya ikirenge cya IC hamwe na 3mm x nto
•
UV na OV Imbaraga Zisohoka
3mm yubushyuhe bwa QFN yamashanyarazi.
•
–40 ° C kugeza kuri 150 ° C Ihuriro rikora
TPS54319 itanga amabwiriza nyayo kuri a
Ubushyuhe
imizigo itandukanye hamwe na ± 3.0% Umuvuduko
Reba (VREF) hejuru yubushyuhe.
•
Ubushyuhe Bwongerewe 3mm × 3mm 16-pin QFN
•
Ipine Ihuza na TPS54318
Imikorere iragerwaho binyuze muri 45mΩ ihuriweho
MOSFETs na 360mA isanzwe itanga isoko.Gukoresha
gushoboza pin, guhagarika itangwa ryagabanutse kuri
GUSABA
2 µA winjiye muburyo bwo guhagarika.
•
Umuvuduko muke, sisitemu yububasha bwinshi
•
Ingingo-y-Umutwaro Amabwiriza ku Muguzi
Munsi ya voltage lockout yashyizwe imbere kuri 2.6 V, ariko
Porogaramu nka Shyira Hejuru Agasanduku, LCD
Birashobora kwiyongera mugutegura urutonde hamwe
Kwerekana, ibikoresho bya CPE
umuyoboro urwanya kuri pin.Ibisohoka
voltage itangira ramp igenzurwa no gutangira buhoro
pin.Gufungura imiyoboro yamashanyarazi ibimenyetso byiza byerekana
GAHUNDA YOROSHE
ibisohoka biri muri 93% kugeza 107% bya voltage yizina ryayo.
Umwanya uhagaze
Inshuro zisubira inyuma kandi guhagarika ubushyuhe birinda
Umwanya uhagaze
igikoresho mugihe kirenze-imiterere.
TPS54319 ishyigikiwe muri SwitcherPro ™
Igikoresho cya software kuri www.ti.com/switcherpro.
