Datasheet Texas Instruments LM2748MTCX/NOPB — Datenblatt

HerstellerTexas Instruments
SerieLM2748
ArtikelnummerLM2748MTCX/NOPB
Datasheet Texas Instruments LM2748MTCX/NOPB

1-14 V, Synchron-Buck-Controller im Spannungsmodus mit Pre-Bias-Start 14-TSSOP -40 bis 125

Datenblätter

LM2745/48 Synch Buck Controller w/ Pre-Bias Startup & Optional Clk Synch datasheet
PDF, 1.3 Mb, Revision: E, Datei veröffentlicht: Apr 3, 2013
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Preise

Status

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

Verpackung

Pin1414
Package TypePWPW
Industry STD TermTSSOPTSSOP
JEDEC CodeR-PDSO-GR-PDSO-G
Package QTY25002500
CarrierLARGE T&RLARGE T&R
Device MarkingMTC2748
Width (mm)4.44.4
Length (mm)55
Thickness (mm)11
Pitch (mm).65.65
Max Height (mm)1.21.2
Mechanical DataHerunterladenHerunterladen

Parameter

Control ModeVoltage Mode
Duty Cycle(Max)86 %
Iout(Max)20 A
Iq(Typ)1.7 mA
Number of Phases1
Operating Temperature Range-40 to 125 C
Package GroupTSSOP
RatingCatalog
Regulated Outputs1
Special FeaturesEnable,Power Good,Synchronous Rectification,Tracking
Switching Frequency(Max)1000 kHz
Switching Frequency(Min)50 kHz
TypeController
Vin(Max)14 V
Vin(Min)1 V
Vout(Max)12 V
Vout(Min)0.6 V

Öko-Plan

RoHSCompliant

Anwendungshinweise

  • Analyzing Power Modules
    PDF, 503 Kb, Datei veröffentlicht: Mar 22, 2007
  • AN-1603 LM274X Reference Designs (Rev. C)
    PDF, 222 Kb, Revision: C, Datei veröffentlicht: May 1, 2013
    This application note presents several reference designs that implement the LM274X synchronous buckcontroller. The designs address various applications in a wide variety of configurations. The designreference will give an engineer a head start on their project, with designs encompassing sequencing,tracking, synchronizing multiple power supplies, DDR termination, buck-boost, low PCB real esta
  • Current Limit Foldback Improves Short Circuit Protection in LM274X Family (Rev. B)
    PDF, 89 Kb, Revision: B, Datei veröffentlicht: Apr 23, 2013
    This application report discusses the function of the low side current limit used in the LM274X, andpresents a simple method to enhance the short-circuit protection. the current limit is required to protect thepower components from thermal stress, which can reduce life span. Typically, high side current limitdesigns require an internal rising edge blanking time or external filter to avoid no
  • Optmiz Pwr Cntrlr Dsigns thru Utiliz Freq & Sync, Ext Ref, Trking & Precis EN
    PDF, 359 Kb, Datei veröffentlicht: Apr 24, 2008
  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016

Modellreihe

Serie: LM2748 (2)

Herstellerklassifikation

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