Datasheet Texas Instruments LM21305 — Datenblatt

HerstellerTexas Instruments
SerieLM21305
Datasheet Texas Instruments LM21305

3-18V, 5A, Strommodus-Synchron-Buck-Regler mit einstellbarer Frequenz

Datenblätter

LM21305 3-V to 18-V, 5-A, Adjustable Frequency Synchronous Buck Converter datasheet
PDF, 1.9 Mb, Revision: G, Datei veröffentlicht: Sep 25, 2015
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Preise

Status

LM21305SQ/NOPBLM21305SQE/NOPBLM21305SQX/NOPB
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityYesNoNo

Verpackung

LM21305SQ/NOPBLM21305SQE/NOPBLM21305SQX/NOPB
N123
Pin282828
Package TypeRSGRSGRSG
Industry STD TermWQFNWQFNWQFN
JEDEC CodeS-PQFP-NS-PQFP-NS-PQFP-N
Package QTY10002504500
CarrierSMALL T&RSMALL T&RLARGE T&R
Device Marking21305SQ21305SQ21305SQ
Width (mm)555
Length (mm)555
Thickness (mm).75.75.75
Pitch (mm).5.5.5
Max Height (mm).8.8.8
Mechanical DataHerunterladenHerunterladenHerunterladen

Parameter

Parameters / ModelsLM21305SQ/NOPB
LM21305SQ/NOPB
LM21305SQE/NOPB
LM21305SQE/NOPB
LM21305SQX/NOPB
LM21305SQX/NOPB
Control ModeCurrent ModeCurrent ModeCurrent Mode
Duty Cycle(Max), %100100100
Iout(Max), A555
Iq(Typ), mA999
Operating Temperature Range, C-40 to 85-40 to 85-40 to 85
Package GroupWQFNWQFNWQFN
RatingCatalogCatalogCatalog
Regulated Outputs111
Special FeaturesEnable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous RectificationEnable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous RectificationEnable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification
Switching Frequency(Max), kHz150015001500
Switching Frequency(Min), kHz300300300
TypeConverterConverterConverter
Vin(Max), V181818
Vin(Min), V333
Vout(Max), V0.60.60.6
Vout(Min), V0.60.60.6

Öko-Plan

LM21305SQ/NOPBLM21305SQE/NOPBLM21305SQX/NOPB
RoHSCompliantCompliantCompliant

Modellreihe

Herstellerklassifikation

  • Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)