Datasheet Linear Technology LT8640IUDC-1#PBF — Ficha de datos

FabricanteLinear Technology
SerieLT8640-1
Numero de parteLT8640IUDC-1#PBF

Interruptor silencioso reductor síncrono de 42 V, 5 A con corriente de reposo de 2.5 µA

Hojas de datos

LT8640/LT8640-1: 42V, 5A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current Data Sheet
PDF, 1.7 Mb, Archivo subido: marzo 27, 2018
Extracto del documento

Precios

Embalaje

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

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC2202A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesLow EMI, Silent Switcher Architecture, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good
Frequency3000 kHz
Frequency Adjust Range200kHz - 3MHz
Frequency Sync Range200kHz - 3MHz
Integrated Inductorno
Ishutdown0.75 µA
Isupply0.0017 mA
Max Phases1
Monolithicyes
Number of Outputs1
Operating Temperature Range-40 to 85 °C
Output Current5 A
Polyphaseno
Switch Current10 A
Synchronousyes
TopologyBuck
Vin Max42 V
Vin Min3.4 V
Vout Max41.58 V
Vout Maximum0.99Vin
Vout Min0.97 V
Vref Accuracy Over Temp1.23 %

Plan ecológico

RoHSObediente

Otras opciones

LT8640

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

Otros nombres:

LT8640IUDC-1PBF, LT8640IUDC-1 PBF, LT8640IUDC1#PBF, LT8640IUDC 1#PBF