LM3502 Selling Leads, Price trend, LM3502 DataSheet download, circuit diagram from SeekIC.com

Features: · Driveupto4,6,8or10whiteLEDsforDualDisplay Backlighting·>80%efficiency· OutputVoltageOptions:16V,25V,35V,and44V· InputUnder-VoltageProtection· InternalSoftStartEliminatingInrushCurrent· 1MHzConstant-SwitchingFrequency· WideInputVoltage:2.5Vto5.5V· SmallExternalComponents · LowProfile...

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SeekIC No. : 004395362 Detail

LM3502: Features: · Driveupto4,6,8or10whiteLEDsforDualDisplay Backlighting·>80%efficiency· OutputVoltageOptions:16V,25V,35V,and44V· InputUnder-VoltageProtection· InternalSoftStartEliminatingInrushCurrent...

LM3502 Data Sheet

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Part Number:: LM3502
Supply Ability:: 5000

Price Break

Qty
1~5000

Unit Price
Negotiable

Processing time
15 Days

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Upload time: 2024/11/23

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Recent History
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Product Details

Description

Features:

· Driveupto4,6,8or10whiteLEDsforDualDisplay Backlighting
·>80%efficiency
· OutputVoltageOptions:16V,25V,35V,and44V
· InputUnder-VoltageProtection
· InternalSoftStartEliminatingInrushCurrent
· 1MHzConstant-SwitchingFrequency
· WideInputVoltage:2.5Vto5.5V
· SmallExternalComponents
· LowProfilePackages:<1mmHeight
-10BumpMicroSMD
-16PinLLP

Application

·DualDisplayBackLightinginPortableDevices
·CellularPhonesandPDAs

Pinout

Connection Diagram

Specifications

VIN Pin...................................................................-0.3Vto+5.5V
Sw Pin.....................................................................-0.3Vto+48V
Fb Pin.....................................................................-0.3Vto+5.5V
CntrlPin..................................................................-0.3Vto+5.5V
VOUT1 Pin...............................................................-0.3Vto+48V
VOUT2 Pin...........................................................-0.3Vto VOUT1
En1........................................................................-0.3Vto+5.5V
En2.......................................................................-0.3Vto+5.5V
ContinuousPowerDissipation..........................InternallyLimited
MaximumJunctionTemperature(TJ-MAX).........................+150
StorageTemperatureRange................................-65to+150
ESDRating(Note2)
HumanBodyModel: ............................................................2kV
MachineModel: ................................................................200V

Description

TheLM3502isawhiteLEDdriverforlightingapplications. ordualdisplayorlargesinglewhiteLEDstringbacklighting applications,theLM3502providesacompletesolution.The LM3502containstwointernalwhitleLEDcurrentbypass FET(FieldEffectTransitor)switchesthatareidealforcon- trolingdualdisplayapplications.ThewhileLEDcurrentcan beadjustedwithaPWMsignaldirectlyfromamicrocontrol- lerwithouttheneedofanRCfilternetwork.

Withnoexternalcompensation,cycle-by-cyclecurrentlimit, over-voltageprotection,andunder-voltageprotection,the LM3502offerssuperiorperformanceoverotherapplication specificstandardproductstep-upwhiteLEDdrivers.

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LM3502

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