Datasheet Linear Technology LT8614MPUDC#TRPBF — Ficha de datos

FabricanteLinear Technology
SerieLT8614
Numero de parteLT8614MPUDC#TRPBF

Interruptor silencioso reductor síncrono de 42 V, 4 A con corriente de reposo de 2.5 µA

Hojas de datos

Datasheet LT8614
PDF, 501 Kb, Idioma: en, Archivo subido: sept 20, 2017, Páginas: 24
42V, 4A Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current
Extracto del documento

Precios

Embalaje

Package3x4 QFN-18
Package CodeUDC
Package Index05-08-1956

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC2019B
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesLow EMI, Silent Switcher Architecture, Burst Mode, Tracking, Power Good
Frequency3000 kHz
Frequency Adjust Range200kHz - 3MHz
Frequency Sync Range200kHz - 3MHz
Integrated Inductorno
Ishutdown1 µA
Isupply0.0017 mA
Max Phases1
Monolithicyes
Number of Outputs1
Operating Temperature Range-55 to 125 °C
Output Current4 A
Polyphaseno
Switch Current6 A
Synchronousyes
TopologyBuck
Topology 1Buck
Vin Max42 V
Vin Min3.4 V
Vout Max41.8 V
Vout Maximum.98Vin
Vout Min0.97 V
Vref Accuracy Over Temp1.2 %

Plan ecológico

RoHSObediente

Notas de aplicación

  • Reduce EMI and Improve Efficiency with Silent Switcher Designs &mdash AN144
    PDF, 159 Kb, Archivo publicado: dic 19, 2013
    Extracto del documento

Artículos

  • Silent Switcher Meets CISPR Class 5 Radiated Emissions While Maintaining High Conversion Efficiency &mdash LT Journal
    PDF, 276 Kb, Archivo publicado: enero 6, 2014
    Extracto del documento

Linea modelo

Clasificación del fabricante

  • Power Management > Switching Regulator > Ultralow Noise Regulators
  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators

Otros nombres:

LT8614MPUDCTRPBF, LT8614MPUDC TRPBF