Texas Instruments LP5907-Q1 Handleiding

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INOUT

GND

1 PF1 PF

INPUT

ENABLE

GND

OUTPUT

LP5907-Q1

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Design

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

LP5907-Q1

SNVSA34E–SEPTEMBER2014–REVISEDDECEMBER2019

LP5907-Q1Automotive250-mA,Ultra-Low-Noise,Low-I

Q

LDO

1

1Features

1

•AEC-Q100qualifiedforautomotiveapplications:

–Temperaturegrade1:–40°Cto125°C,T

A

•Inputvoltagerange:2.2Vto5.5V

•Outputvoltagerange:1.2Vto4.5V

•Stablewith1-µFceramicinputandoutput

capacitors

•Nonoisebypasscapacitorrequired

•Remoteoutputcapacitorplacement

•Thermal-overloadandshort-circuitprotection

•Outputcurrent:250mA

•Lowoutputvoltagenoise:<6.5µV

RMS

•PSRR:82dBat1kHz

•Outputvoltagetolerance:±2%

•VirtuallyzeroI

Q

(disabled):<1µA

•VerylowI

Q

(enabled):12µA

•Start-uptime:80µs

•Lowdropout:120mV(typical)

•–40°Cto125°Cjunctiontemperaturerangefor

operation

2Applications

•ADAScamerasandradar

•Automotiveinfotainment

•Telematicssystems

•Navigationsystems

3Description

TheLP5907-Q1isalow-noiseLDOthatcansupply

250mAofoutputcurrent.Designedtomeetthe

requirementsofRFandanalogcircuits,theLP5907-

Q1provideslownoise,highPSRR,lowquiescent

current,andlowlineorloadtransientresponse

figures.Usingnewinnovativedesigntechniques,the

LP5907-Q1offersclass-leadingnoiseperformance

withoutanoisebypasscapacitorandtheabilityfor

remoteoutputcapacitorplacement.

Thedeviceisdesignedtoworkwitha1-µFinputand

a1-µFoutputceramiccapacitor(noseparatenoise

bypasscapacitorisrequired).

Thisdeviceisavailablewithfixedoutputvoltages

from1.2Vto4.5Vin25-mVsteps.ContactTexas

InstrumentsSalesforspecificvoltageoptionneeds.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LP5907-Q1

SOT-23(5)2.90mm×1.60mm

X2SON(4)1.00mmx1.00mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

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