TPS53319DQPR 1.5-V rau 22-V, 14-A synchronous phaw converter nrog eco-hom
TPS53319DQPR 1.5-V rau 22-V, 14-A synchronous phaw converter nrog eco-hom
Nta rau TPS53319
Conversion input voltage ntau: 1.5V rau 22V
VDD input voltage ntau: 4.5V txog 25V
91% efficiency ntawm 12 V rau 1.5 V ntawm 14 A
Cov zis hluav taws xob ntau: 0.6V txog 5.5V
5-V LDO tso zis
Txhawb ib leeg-rail input
Integrated fais fab MOSFETs nrog 8 A (TPS53318) lossis 14 A (TPS53319) ntawm cov zis tam sim no
Nws pib hla Eco-hom ™ rau lub teeb-load efficiency
<110 µA kaw tam sim no
D-CAP™ hom nrog cov lus teb ceev ceev
Xaiv tau hloov zaus ntawm 250 kHz mus rau 1 MHz nrog rau sab nraud resistor
Xaiv tau nws pib hla lossis PWM nkaus xwb
Ua-hauv 1% 0.6-V siv
0.7-ms, 1.4-ms, 2.8-ms thiab 5.6-ms xaiv sab hauv voltage servo soft-start
Integrated boost hloov
Pre-charged start-up muaj peev xwm
Adjustable overcurrent txwv nrog thermal them nyiaj
Overvoltage, undervoltage, UVLO thiab tiv thaiv kub dhau
Txhawb nqa txhua qhov tso zis ceramic capacitor
Qhib-drain zog qhia zoo
Koom nrog NexFET ™ lub zog thaiv tshuab
22-pin QFN (DQP) pob nrog PowerPAD™
Kev piav qhia rau TPS53319
Cov khoom siv TPS53318 thiab TPS53319 yog D-CAP hom, 8-A lossis 14-A synchronous switchers nrog MOSFETs sib xyaw.Lawv yog tsim los rau kev yooj yim ntawm kev siv, tsis tshua muaj cov khoom siv sab nraud suav, thiab lub zog-paub qhov chaw.
Cov khoom siv no muaj qhov tseeb 1%, 0.6-V siv, thiab kev hloov pauv hloov pauv.Ib qho piv txwv ntawm kev sib tw muaj xws li: 1.5-V rau 22-V wide conversion input voltage ntau, tsawg sab nraud tivthaiv suav, D-CAP ™ hom tswj rau super ceev ceev, pib-hla hom lag luam, sab hauv soft-start tswj, xaiv tau zaus, thiab tsis tas yuav them nyiaj.
Kev hloov pauv input voltage ranges ntawm 1.5V mus rau 22V, cov khoom siv hluav taws xob ntau yog los ntawm 4.5V txog 25V, thiab cov zis voltage ntau yog los ntawm 0.6V txog 5.5V.
Cov khoom siv no muaj nyob rau hauv 5 hli x 6 hli, 22-pin QFN pob thiab tau teev los ntawm -40 ° C txog 85 ° C.
1. Leej twg yog cov neeg ua haujlwm hauv koj lub tuam tsev R & D?Koj qhov kev tsim nyog yog dab tsi?
-R & D Tus Thawj Coj: tsim lub tuam txhab cov phiaj xwm mus ntev R & D thiab tuav cov kev taw qhia ntawm kev tshawb fawb thiab kev loj hlob;Qhia thiab saib xyuas r&d department los siv lub tuam txhab r&d lub tswv yim thiab txhua xyoo R&D txoj kev npaj;Tswj kev txhim kho cov khoom lag luam thiab kho cov phiaj xwm;Teem cov khoom zoo tshaj plaws tshawb fawb thiab txhim kho pab pawg, tshawb xyuas thiab kev cob qhia txog cov neeg ua haujlwm.
R & D Tus Thawj Coj: ua cov khoom tshiab R & D txoj kev npaj thiab ua kom pom qhov ua tau ntawm txoj kev npaj;Saib xyuas thiab tswj qhov kev nce qib thiab ua haujlwm zoo ntawm r&d;Tshawb nrhiav kev tsim khoom tshiab thiab nthuav tawm cov kev daws teeb meem zoo raws li cov neeg siv khoom xav tau hauv ntau qhov chaw
R&d cov neeg ua haujlwm: sau thiab txheeb xyuas cov ntaub ntawv tseem ceeb;Computer programming;Ua cov kev sim, ntsuas thiab ntsuas;Npaj cov ntaub ntawv thiab khoom siv rau kev sim, kev sim thiab tshuaj xyuas;Sau cov ntaub ntawv ntsuas, ua cov lej thiab npaj cov kab kos;Ua cov ntawv tshawb fawb
2. Koj cov khoom tshawb fawb thiab kev tsim kho lub tswv yim yog dab tsi?
-Txoj kev xav thiab xaiv cov khoom lag luam lub tswv yim thiab kev ntsuam xyuas cov khoom txhais thiab cov phiaj xwm tsim thiab kev tsim cov khoom kuaj thiab kev siv tau tso rau kev lag luam
