Texas Instruments LM3410-Q1 Handleiding
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FB
VIN
SW
2
1
3
5
4
DIM
V
IN
C
1
DIMM
GND
LEDs
LM3410
L
1
D
1
R
1
C
2
Copyright © 2016, Texas Instruments Incorporated
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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
LM3410
,
LM3410-Q1
SNVS541H–OCTOBER2007–REVISEDAUGUST2016
LM3410,LM3410-Q1525-kHzand1.6-MHz,Constant-CurrentBoostandSEPICLEDDriver
WithInternalCompensation
1
1Features
1
•QualifiedforAutomotiveApplications
•AEC-Q100TestGuidanceWiththeFollowing:
–DeviceTemperatureGrade1:–40°Cto125°C
AmbientOperatingTemperatureRange
–DeviceHBMESDClassificationLevel2
–DeviceCDMESDClassificationLevelC6
•Space-SavingSOT-23andWSONPackages
•InputVoltageFrom2.7Vto5.5V
•OutputVoltageFrom3Vto24V
•2.8-A(Typical)SwitchCurrentLimit
•HighSwitchingFrequency
–525KHz(LM3410Y)
–1.6MHz(LM3410X)
•170-mΩNMOSSwitch
•190-mVInternalVoltageReference
•InternalSoftStart
•Current-Mode,PWMOperation
•ThermalShutdown
2Applications
•LEDBacklightCurrentSources
•LiIonBacklightOLEDandHBLEDDrivers
•HandheldDevices
•LEDFlashDrivers
•AutomotiveApplications
3Description
TheLM3410andLM3410-Q1constantcurrentLED
driverareamonolithic,highfrequency,PWMDC-DC
converter,availablein6-pinWSON,8-pinMSOP-
PowerPad™,and5-pinSOT-23packages.Witha
minimumofexternalcomponentstheLM3410and
LM3410-Q1areeasytouse.Itcandrive2.8-A
(typical)peakcurrentswithaninternal170-mΩ
NMOSswitch.Switchingfrequencyisinternallysetto
either525kHzor1.6MHz,allowingtheuseof
extremelysmallsurfacemountinductorsandchip
capacitors.Eventhoughtheoperatingfrequencyis
high,efficienciesupto88%areeasytoachieve.
Externalshutdownisincluded,featuringanultra-low
standbycurrentof80nA.TheLM3410andLM3410-
Q1usecurrent-modecontrolandinternal
compensationtoprovidehigh-performanceovera
widerangeofoperatingconditions.Additional
featuresincludePWMdimming,cycle-by-cycle
currentlimit,andthermalshutdown.
DeviceInformation
(1)
PARTNUMBERPACKAGEBODYSIZE(NOM)
LM3410,
LM3410Q
WSON(6)3.00mm×3.00mm
MSOP-PowerPAD(8)2.90mm×1.60mm
SOT-23(5)3.00mm×3.00mm
(1)Forallavailablepackages,seetheorderableaddendumat
theendofthedatasheet.
TypicalBoostApplicationCircuitTypicalEfficiency(LM3410X)
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | LM3410-Q1 |
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