Datasheet Texas Instruments LP3943 — Datenblatt

HerstellerTexas Instruments
SerieLP3943
Datasheet Texas Instruments LP3943

16-Kanal-RGB / Weiß-LED-Treiber mit unabhängiger String-Steuerung über SMBUS / I2C

Datenblätter

LP3943 16-Channel RGB, White-LED Driver With Independent SMBUS/I2C String Control datasheet
PDF, 985 Kb, Revision: D, Datei veröffentlicht: Nov 4, 2016
Auszug aus dem Dokument

Preise

Status

LP3943ISQLP3943ISQ/NOPBLP3943ISQX/NOPB
Lifecycle StatusNRND (Not recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityNoYesNo

Verpackung

LP3943ISQLP3943ISQ/NOPBLP3943ISQX/NOPB
N123
Pin242424
Package TypeRTWRTWRTW
Industry STD TermWQFNWQFNWQFN
JEDEC CodeS-PQFP-NS-PQFP-NS-PQFP-N
Package QTY100010004500
CarrierSMALL T&RSMALL T&RLARGE T&R
Device Marking3943SQ3943SQ3943SQ
Width (mm)444
Length (mm)444
Thickness (mm).75.75.75
Pitch (mm).5.5.5
Max Height (mm).8.8.8
Mechanical DataHerunterladenHerunterladenHerunterladen

Parameter

Parameters / ModelsLP3943ISQ
LP3943ISQ
LP3943ISQ/NOPB
LP3943ISQ/NOPB
LP3943ISQX/NOPB
LP3943ISQX/NOPB
Number of Channels161616
Iout(Max), A0.20.20.2
Iq(Typ), mA0.350.350.35
LED161616
LED ConfigurationParallelParallelParallel
LED Current Per Channel, mA252525
Operating Temperature Range, C-40 to 85-40 to 85-40 to 85
Package GroupWQFNWQFNWQFN
Package Size: mm2:W x L, PKG24WQFN: 16 mm2: 4 x 4(WQFN)24WQFN: 16 mm2: 4 x 4(WQFN)24WQFN: 16 mm2: 4 x 4(WQFN)
Peak Efficiency, %100100100
Program MemoryNoNoNo
Programmable Ramp ControlNoNoNo
RatingCatalogCatalogCatalog
Shutdown Current(Typ), uA222
Special FeaturesI2C ControlI2C ControlI2C Control
TopologyLinearLinearLinear
Vin(Max), V5.55.55.5
Vin(Min), V2.32.32.3
Vout(Max), V5.55.55.5
Vout(Min), V-0.5-0.5-0.5

Öko-Plan

LP3943ISQLP3943ISQ/NOPBLP3943ISQX/NOPB
RoHSSee ti.comCompliantCompliant

Anwendungshinweise

  • AN-1715 LP3943/LP3944 as a GPIO Expander (Rev. A)
    PDF, 138 Kb, Revision: A, Datei veröffentlicht: Apr 30, 2013
    This application report describes how to use LP3943/44 as a general-purpose input/output (GPIO)expander. It is recommended that circuit data sheets are read first and used in conjunction with thisdocument.

Modellreihe

Herstellerklassifikation

  • Semiconductors> Power Management> LED Driver> Indicator/RGBW