Datasheet Linear Technology LTC3839IUH#PBF — Ficha de datos

FabricanteLinear Technology
SerieLTC3839
Numero de parteLTC3839IUH#PBF

Controlador DC / DC reductor rápido, preciso, bifásico, de salida única con detección de salida diferencial

Hojas de datos

Datasheet LTC3839
PDF, 944 Kb, Idioma: en, Archivo subido: sept 23, 2017, Páginas: 50
Fast, Accurate, 2-Phase, Single-Output Step-Down DC/DC Controller with Differential Output Sensing
Extracto del documento

Precios

Embalaje

Package5x5 QFN-32
Package CodeUH
Package Index05-08-1693

Paramétricos

ArchitectureControlled On-Time Valley Current Mode
Demo BoardsDC1632A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesDifferential Remote Sense, External Synchronization, Resistor Set Frequency, PolyPhase, DCR Current Sense, Tracking, Power Good
Frequency2000 kHz
Frequency Adjust Range200kHz - 2MHz
Frequency Sync Range200kHz - 2MHz
Integrated Inductorno
Ishutdown15 µA
Isupply3 mA
Max Phases2, 3, 4, 6, 12
Monolithicno
Number of Outputs1
Operating Temperature Range-40 to 85 °C
Output Current60 A
Polyphaseyes
Sense ResistorRsense, DCR
Switch Current60 A
Synchronousyes
TopologyBuck
Vin Max38 V
Vin Min4.5 V
Vout Max5.5 V
Vout Maximum5.5V
Vout Min0.6 V
Vref Accuracy Over Temp1 %

Plan ecológico

RoHSObediente

Artículos

  • 2MHz Dual DC/DC Controller Halves Settling Time of Load Release Transients, Features 0.67% Differential VOUT Accuracy and Is Primed for High Step-Down Ratios &mdash LT Journal
    PDF, 2.7 Mb, Archivo publicado: abr 24, 2012
    Extracto del documento
  • Dual, Fast, Step-Down Controller's External Reference Input Enables Dynamic Voltage Scaling from 0.4V to 5.5V and 0.3% Total Combined Regulation Accuracy &mdash LT Journal
    PDF, 2.8 Mb, Archivo publicado: abr 10, 2013
    Extracto del documento

Linea modelo

Clasificación del fabricante

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers

Otros nombres:

LTC3839IUHPBF, LTC3839IUH PBF