Datasheet Texas Instruments LM5642MHX/NOPB — Datenblatt

HerstellerTexas Instruments
SerieLM5642
ArtikelnummerLM5642MHX/NOPB
Datasheet Texas Instruments LM5642MHX/NOPB

4,5-36 V, Dual-Synchron-Buck-Controller im aktuellen Modus mit Oszillatorsynchronisation 28-HTSSOP

Datenblätter

LM5642/42X High V, Dual Sync Buck Converter w/Oscil Sync datasheet
PDF, 1.6 Mb, Revision: K, Datei veröffentlicht: Apr 4, 2013
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Preise

Status

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

Verpackung

Pin2828
Package TypePWPPWP
Industry STD TermHTSSOPHTSSOP
JEDEC CodeR-PDSO-GR-PDSO-G
Package QTY25002500
CarrierLARGE T&RLARGE T&R
Device MarkingMHLM5642
Width (mm)4.44.4
Length (mm)9.79.7
Thickness (mm)11
Pitch (mm).65.65
Max Height (mm)1.21.2
Mechanical DataHerunterladenHerunterladen

Parameter

Control ModeCurrent Mode
Duty Cycle(Max)99 %
Iout(Max)20 A
Iq(Typ)1.1 mA
Number of Phases2
Operating Temperature Range-40 to 125 C
Package GroupTSSOP
RatingCatalog
Regulated Outputs2
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Synchronous Rectification
Switching Frequency(Max)250 kHz
Switching Frequency(Min)150 kHz
TypeController
Vin(Max)36 V
Vin(Min)4.5 V
Vout(Max)34 V
Vout(Min)1.236 V

Öko-Plan

RoHSCompliant

Design Kits und Evaluierungsmodule

  • Evaluation Modules & Boards: LM5642EVAL-KIT
    High Voltage, Dual Synchronous Buck Converter with Oscillator Synchronization
    Lifecycle Status: Active (Recommended for new designs)

Anwendungshinweise

  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016
  • Power Management Considerations for FPGAs and ASICs
    PDF, 745 Kb, Datei veröffentlicht: Mar 22, 2007

Modellreihe

Herstellerklassifikation

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