Datasheet Texas Instruments LM3549SQ/NOPB

ManufacturerTexas Instruments
SeriesLM3549
Part NumberLM3549SQ/NOPB
Datasheet Texas Instruments LM3549SQ/NOPB

High Power Sequential LED Driver 24-WQFN -30 to 85

Datasheets

LM3549 High Power Sequential LED Driver datasheet
PDF, 993 Kb, Revision: A, File published: May 3, 2013
Extract from the document

Prices

Status

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityNo

Packaging

Pin24
Package TypeRTW
Industry STD TermWQFN
JEDEC CodeS-PQFP-N
Package QTY1000
CarrierSMALL T&R
Device MarkingL3549SQ
Width (mm)4
Length (mm)4
Thickness (mm).75
Pitch (mm).5
Max Height (mm).8
Mechanical DataDownload

Parametrics

Number of Channels3
Iout(Max)0.720 A
Iq(Typ)1.6 mA
LED3
LED ConfigurationParallel
LED Current Per Channel235 mA
Operating Temperature Range-30 to 85 C
Package GroupWQFN
Package Size: mm2:W x L24WQFN: 16 mm2: 4 x 4(WQFN) PKG
Peak Efficiency95 %
Program MemoryYes
Programmable Ramp ControlYes
RatingCatalog
Shutdown Current(Typ)1 uA
Special FeaturesI2C Control
TopologyBoost
Vin(Max)5.5 V
Vin(Min)2.7 V
Vout(Max)4.6 V
Vout(Min)2.7 V

Eco Plan

RoHSCompliant

Design Kits & Evaluation Modules

  • Evaluation Modules & Boards: LM3549SQEVNOPB
    LM3549 Evaluation Module
    Lifecycle Status: Active (Recommended for new designs)

Model Line

Series: LM3549 (3)

Manufacturer's Classification

  • Semiconductors > Power Management > LED Driver > RGB & White LED Driver