Datasheet Texas Instruments LM27952 — Datenblatt

HerstellerTexas Instruments
SerieLM27952
Datasheet Texas Instruments LM27952

Weiße LED Adaptive 1,5X / 1X geschaltete Kondensatorstromtreiber

Datenblätter

LM27952 White LED Adaptive 1.5X/1X Switched Capacitor Current Driver datasheet
PDF, 999 Kb, Revision: B, Datei veröffentlicht: May 2, 2013
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Preise

Status

LM27952SD/NOPBLM27952SDX/NOPB
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityNoYes

Verpackung

LM27952SD/NOPBLM27952SDX/NOPB
N12
Pin1414
Package TypeNHKNHK
Industry STD TermWSONWSON
JEDEC CodeR-PDSO-NR-PDSO-N
Package QTY10004500
CarrierSMALL T&RLARGE T&R
Device MarkingD005BD005B
Width (mm)33
Length (mm)44
Thickness (mm).8.8
Pitch (mm).5.5
Max Height (mm).8.8
Mechanical DataHerunterladenHerunterladen

Parameter

Parameters / ModelsLM27952SD/NOPB
LM27952SD/NOPB
LM27952SDX/NOPB
LM27952SDX/NOPB
Number of Channels44
Duty Cycle(Max), %100100
LED44
LED Current Per Channel, mA3030
Operating Temperature Range, C-40 to 85-40 to 85
Package GroupWSONWSON
Package Size: mm2:W x L, PKGSee datasheet (WSON)See datasheet (WSON)
Peak Efficiency, %8585
RatingCatalogCatalog
Shutdown Current(Typ), uA0.10.1
Special FeaturesDirect PWM DimmingDirect PWM Dimming
Switching Frequency(Max), kHz975975
TopologyBoostBoost
TypeCapacitiveCapacitive
Vin(Max), V5.55.5
Vin(Min), V33
Vout(Max), V5.55.5
Vout(Min), V33

Öko-Plan

LM27952SD/NOPBLM27952SDX/NOPB
RoHSCompliantCompliant

Anwendungshinweise

  • Optimizing Efficiency in White LED Backlight Applications
    PDF, 579 Kb, Datei veröffentlicht: Mar 21, 2007

Modellreihe

Herstellerklassifikation

  • Semiconductors> Power Management> LED Driver> Backlight