Texas Instruments LMZ12003EXT Bedienungsanleitung

Lies die bedienungsanleitung für Texas Instruments LMZ12003EXT (8 Seiten) kostenlos online; sie gehört zur Kategorie Nicht kategorisiert. Dieses Handbuch wurde von 2 Personen als hilfreich bewertet und erhielt im Schnitt 4.2 Sterne aus 6 Bewertungen. Hast du eine Frage zu Texas Instruments LMZ12003EXT oder möchtest du andere Nutzer dieses Produkts befragen? Stelle eine Frage

50

55

60

65

70

75

80

85

90

95

100

00.51

1.5

2

2.5

3

0.8

1.2

1.5

1.8

2.5

3.3

5.0

25°C

OUTPUT CURRENT (A)

EFFICIENCY (%)

V

IN

C

IN

Enable

R

ON

R

FBT

C

FF

C

SS

R

FBB

C

OUT

LMZ12003EXT

VOUT

FB

RON

SS

VIN

EN

GND

V

OUT

@ 3A

Product

Folder

Sample &

Buy

Technical

Documents

Tools &

Software

Support &

Community

LMZ12003EXT

SNVS663H–JUNE2010–REVISEDAUGUST2015

LMZ12003EXT3-ASIMPLESWITCHER

®

PowerModuleWith20-VMaximumInputVoltage

forDemandingEnvironmentsandRuggedApplications

1Features2Applications

1

•JunctionTemperatureRange–55°Cto125°C

•Point-of-loadConversionsfrom5-Vand12-V

InputRail

•IntegratedShieldedInductor

•Time-CriticalProjects

•SimplePCBLayout

•SpaceConstrainedHighThermalRequirement

•FlexibleStart-upSequencingUsingExternalSoft-

Applications

StartCapacitorandPrecisionEnable

•NegativeOutputVoltageApplications(SeeAN-

•ProtectionAgainstInrushCurrentsandFaults

2027SNVA425)

suchasInputUVLOandOutputShortCircuit

•SingleExposedPadandStandardPinoutforEasy

3Description

MountingandManufacturing

TheLMZ12003EXTSIMPLESWITCHER

®

power

•FastTransientResponseforFPGAsandASICs

moduleisaneasy-to-usestep-downDC-DCsolution

•LowOutputVoltageRipple

capableofdrivingupto3-Aloadwithexceptional

powerconversionefficiency,lineandloadregulation,

•Pin-to-PinCompatibleWithFamilyDevices:

andoutputaccuracy.TheLMZ12003EXTisavailable

–LMZ14203EXT/2EXT/1EXT

inaninnovativepackagethatenhancesthermal

(42-VMaximum3A,2A,1A)

performanceandallowsforhandormachine

–LMZ14203/2/1(42-VMaximum3A,2A,1A)

soldering.

–LMZ12003/2/1(20-VMaximum3A,2A,1A)

TheLMZ12003EXTcanacceptaninputvoltagerail

•FullyWEBENCH

®

PowerDesignerEnabled

between4.5Vand20Vandcandeliveran

adjustableandhighlyaccurateoutputvoltageaslow

•ElectricalSpecifications

as0.8V.TheLMZ12003EXTonlyrequiresthree

–18-WMaximumTotalPowerOutput

externalresistorsandfourexternalcapacitorsto

–Upto3-AOutputCurrent

completethepowersolution.TheLMZ12003EXTisa

reliableandrobustdesignwiththefollowing

–InputVoltageRange4.5Vto20V

protectionfeatures:thermalshutdown,input

–OutputVoltageRange0.8Vto6V

undervoltagelockout,outputovervoltageprotection,

–Efficiencyupto92%

shortcircuitprotection,outputcurrentlimit,andthe

•PerformanceBenefits

deviceallowsstart-upintoaprebiasedoutput.A

singleresistoradjuststheswitchingfrequencyupto1

–LowRadiatedEmissionsandHighRadiated

MHz.

Immunity

–PassesVibrationStandardMIL-STD-883

DeviceInformation

(1)(2)

Method2007.2ConditionAJESD22–B103B

PARTNUMBERPACKAGEBODYSIZE(NOM)

Condition1

LMZ12003EXTNDW(7)10.16mm×9.85mm

–PassesDropStandardMIL-STD-883Method

(1)Forallavailablepackages,seetheorderableaddendumat

2002.3ConditionBJESD22–B110ConditionB

theendofthedatasheet.

(2)Peakreflowtemperatureequals245°C.SeeSNAA214for

moredetails.

SimplifiedApplicationSchematicEfficiency12-VInputat25°C

1

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

Produktspezifikationen