Datasheet Linear Technology LT3845MPFE — Ficha de datos

FabricanteLinear Technology
SerieLT3845
Numero de parteLT3845MPFE

Controlador reductor de modo de corriente síncrona de alto voltaje con frecuencia de funcionamiento ajustable

Hojas de datos

LT3845: High Voltage Synchronous Current Mode Step-Down Controller with Adjustable Operating Frequency Data Sheet
PDF, 260 Kb, Archivo subido: marzo 27, 2018
Extracto del documento

Precios

Embalaje

PackageTSSOP-16
Package CodeFE
Package Index05-08-1663 (BC)

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1073A
Design ToolsLTspice File,LTpowerCAD Model
Export Controlno
FeaturesResistor Set Frequency, External Synchronization
Frequency500 kHz
Frequency Adjust Range100kHz - 500kHz
Frequency Sync Range100kHz - 600kHz
Integrated Inductorno
Ishutdown9 µA
Isupply0.12 mA
Max Phases1
Monolithicno
Number of Outputs1
Operating Temperature Range-55 to 125 °C
Output Current10 A
Polyphaseno
Sense ResistorRsense
Switch Current10 A
Synchronousyes
TopologyBuck
Vin Max60 V
Vin Min7.5 V
Vout Max36 V
Vout Maximum36V
Vout Min1.231 V
Vref Accuracy Over Temp1.2 %

Plan ecológico

RoHSDesobediente

Notas de Diseño

  • A Positive-to-Negative Voltage Converter Can Be Used for Stable Outputs Even with a Widely Varying Input &mdash DN433
    PDF, 102 Kb, Archivo publicado: dic 10, 2007
    Extracto del documento

Linea modelo

Clasificación del fabricante

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