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TPS65251RHAR Hloov Voltage Regulators PMU nrog 3 DC / DC Converters

TPS65251RHAR Hloov Voltage Regulators PMU nrog 3 DC / DC Converters Featured duab
  • TPS65251RHAR Hloov Voltage Regulators PMU nrog 3 DC / DC Converters
  • TPS65251RHAR Hloov Voltage Regulators PMU nrog 3 DC / DC Converters

Lus piav qhia luv luv:

Chaw tsim tshuaj paus: Texas Instruments
Yam khoom: PMIC - Voltage Regulators - DC DC Switching Regulators
Daim ntawv qhia:TPS65251RHAR
Nqe lus piav qhia: IC REG BCK ADJ 3A/2A TRPL 40VQFN
RoHS raws li txoj cai: RoHS raws


Xa email rau peb

Product Detail

Nta

Daim ntawv thov

Khoom cim npe

♠ Product Description

Yam khoom Tus nqi tsim nyog
Chaw tsim tshuaj paus: Texas Instruments
Yam khoom: Hloov Voltage Regulators
RoHS: Paub meej
Mounting Style: SMD / SMT
Pob / Case: VQFN-40
Topology: Buck
Cov zis voltage: 800mV rau 17v
Cov zis tam sim no: 3 A
Number of Outputs: 3 Tso zis
Input voltage, Min: 4.5 V
Input voltage, Max: 18 V
Quiescent Current: 1 mA
Hloov zaus: 300 kHz rau 2.2 MHz
Yam tsawg kawg nkaus ua haujlwm kub: -40 C ua
Ua haujlwm kub siab tshaj plaws: + 125 C
Series: TSO 65251
Ntim: Rov qab
Ntim: Txiav daim kab xev
Ntim: MouseReel
Hom Tshuaj: Texas Instruments
Cov khoom siv txhim kho: TPS65251EVM
Input voltage: 4.5V rau 18V
Moisture Sensitive: Yog lawm
Kev khiav hauj lwm muab khoom tam sim no: 20 mA
Yam khoom: Hloov Voltage Regulators
Factory Pack Quantity: 2500
Cov qeb: PMIC - Tswj fais fab ICs
Chav ntsuas hnyav: 0.003527 hli

♠ TPS65251 4.5-V rau 18-V Input, High-Tam sim no, Synchronous Kauj ruam-Down Peb Buck Switcher Nrog Integrated FET

Lub TPS65251 nta peb synchronous wide input range high efficiency phaw converters. Cov converters tau tsim los ua kom yooj yim rau nws daim ntawv thov thaum muab tus tsim qauv xaiv los ua kom zoo dua lawv cov kev siv raws li lub hom phiaj daim ntawv thov.

Cov converters tuaj yeem ua haujlwm hauv 5-, 9-, 12- lossis 15-V systems thiab muaj kev sib xyaw fais fab transistors. Cov zis hluav taws xob tuaj yeem raug teeb tsa sab nraud siv lub resistor divider rau txhua tus nqi ntawm 0.8 V thiab ze rau cov khoom siv. Txhua lub converter nta ua kom tus pin uas tso cai rau ncua sij hawm pib rau lub hom phiaj sib txuas, tus pin muag muag uas tso cai rau lub sijhawm pib soft-start los ntawm kev xaiv lub soft-start capacitor, thiab qhov txwv tam sim no (RLIMx) tus pin uas tso cai rau tus tsim los kho qhov txwv tam sim no los ntawm kev xaiv ib qho kev tiv thaiv sab nraud thiab optimize qhov kev xaiv ntawm inductor. Kev tswj hom tam sim no tso cai rau kev them nyiaj RC yooj yim.

Kev hloov zaus ntawm cov hloov pauv tuaj yeem raug teeb tsa nrog tus tiv thaiv sab nraud txuas nrog ROSC tus pin lossis tuaj yeem synchronized rau lub moos sab nraud txuas nrog SYNC tus pin yog xav tau. Cov kev hloov pauv hloov tau tsim los ua haujlwm ntawm 300 kHz txog 2.2 MHz. 180 ° tawm ntawm lub sijhawm ua haujlwm ntawm Buck 1 thiab Buck 2, 3 (Buck 2 thiab 3 khiav hauv theem) txo qis cov kev xav tau lim tawm.


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  • • Wide Input Supply Voltage Range (4.5 txog 18V)

    • 0.8 V, 1% Kev Siv Tau Zoo

    • Nruam Loading: 3 A (Buck 1), 2 A (Buck 2 thiab 3)

    • Ntau tshaj tam sim no: 3.5 A (Buck 1), 2.5 A (Buck 2 thiab 3)

    • Adjustable Switching Frequency 300 kHz rau 2.2 MHz Teem los ntawm Sab Nraud Resistor

    • Dedicated Enable rau Txhua Buck

    • Sab nraud Synchronization Pin rau Oscillator

    • Sab nraud Enable/Sequencing thiab Soft-Start Pins

    • Adjustable Current Limit Teem los ntawm Sab Nraud Resistor

    • Soft-Start Pins

    • Tam sim no-hom tswj nrog yooj yim them nyiaj Circuit Court

    • Lub zog zoo

    • Xaiv hom kev ua haujlwm qis zog rau lub teeb Loads

    • VQFN Pob, 40-Pin 6 mm × 6 mm RHA

    • Teem lub thawv saum toj kawg nkaus

    • Blu-duab tshav DVD

    • DVR • DTV

    • Tsheb Suab/Video

    • Lub koob yees duab kev ruaj ntseg

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