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ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers

Shenzhen Hongxinwei Technology Co., Ltd
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    Buy cheap ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers from wholesalers
     
    Buy cheap ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers from wholesalers
    • Buy cheap ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers from wholesalers
    • Buy cheap ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers from wholesalers

    ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers

    Ask Lasest Price
    Brand Name : Texas Instruments
    Model Number : LP5521TMX/NOPB
    Certification : ROHS
    Price : NEGOTIABLE
    Payment Terms : T/T, Western Union
    Supply Ability : 12000PCS/WEEK
    Delivery Time : 2-3DAYS
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    ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers

    LP5521TMX/NOPB LED Lighting Drivers Analog/PWM Mixed Dimming, Constant Current, Current Control, I2C Control, Power Save


    1.Features

    Adaptive Charge Pump With1× and 1.5× Gain Provides Up to 95%LEDDriveEfficiency
    • Charge Pump with Soft Start and Overcurrent,Short-Circuit Protection
    • Low Input Ripple and EMI
    • VerySmallSolutionSize,No Inductoror ResistorsRequired
    • 200-nATypicalShutdownCurrent
    • AutomaticPowerSaveMode
    • I2C-CompatibleInterface
    • IndependentlyProgrammableConstantCurrentOutputswith 8-BitCurrentSettingand 8-BitPWMControl
    • TypicalLEDOutputSaturationVoltage50 mV andCurrentMatching1%
    • ThreeProgramExecutionEngineswith FlexibleInstructionSet
    • Autonomous Operation Without External Control
    • Large SRAM Program Memory
    • Two GeneralPurposeDigitalOutputs

    2.Applications

    Fun and Indicator Lights
    • LCD Sub-Display Backlighting
    • Keypad RGB Backlighting and Phone Cosmetics
    • Vibra,Speakers,WaveformGenerator
    • BloodGlucoseMeter
    • HandheldPOSTerminals
    • ElectronicAccessControl
    • Where RGB Indication is Needed

    3.Description

    The LP5521is a three-channelLEDdriverdesignedto producevarietyof lightingeffectsfor mobiledevices.A high-efficiencychargepumpenablesLEDdrivingoverfull Li-Ionbatteryvoltagerange.Thedevicehas a programmemoryfor creatingvarietyoflightingsequences.Whenprogrammemoryhas beenloaded,LP5521can operateautonomouslywithoutprocessorcontrolallowingpowersavings

    The devicemaintainsexcellentefficiencyovera wideoperatingrangeby automaticallyselectingproperchargepumpgainbasedon LEDforwardvoltagerequirementsandis ableto automaticallyenterpower-savemode,whenLEDoutputsare not activeand thus loweringcurrentconsumption.

    ThreeindependentLEDchannelshaveaccurateprogrammablecurrentsourcesandPWMcontrol.Eachchannelhasprogrammemoryfor creatingdesiredlightingsequenceswith PWMcontrol.
    TheLP5521has a flexibledigitalinterface.TriggerI/O and a 32-kHzclockinputallowsynchronizationbetweenmultipledevices.Interruptoutputcanbeusedto notifyprocessor,whenLEDsequencehasended.TheLP5521hasfourpin selectableI2C-compatibleaddresses.Thisallowsconnectingup tofour paralleldevicesin one I2C-compatiblebus.GPOand INT pins can be usedas a digitalcontrolpin forotherdevices

    TheLP5521requiresonlyfoursmall,low-costceramiccapacitors.
    Comprehensiveapplicationtoolsareavailable,includingcommandcompilerfor easyLEDsequenceprogramming

    4.Typical Application Circuit

    5.Why choose us?

    100% new and originao with Advantage price
    High efficiency
    Fast Delivery
    Professional team service
    10 Years Experience Electronic components
    Electronic components Agent
    Advantage logistic discount
    Excellent After-sales Service


    Quality ROHS LP5521TMX/NOPB 3 Channel LED Lighting Drivers for sale
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