Datasheet Linear Technology LT8643SIV#PBF — Ficha de datos

FabricanteLinear Technology
SerieLT8643S
Numero de parteLT8643SIV#PBF

42V, 6A Synchronous Step-Down Silent Switcher 2 con corriente inactiva de 2.5µA

Hojas de datos

Datasheet LT8640S, LT8643S
PDF, 2.3 Mb, Idioma: en, Archivo subido: sept 20, 2017, Páginas: 30
42V, 6A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current
Extracto del documento

Precios

Embalaje

Package4mm × 4mm × 0.94mm LQFN
Package CodeLQFN
Package Index05-08-1511

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC2658A
Design ToolsLTspice Model,LTpowerCAD File
Export Controlno
FeaturesLow EMI, Silent Switcher 2 Architecture, Internal Bypass Caps, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good
Frequency3000 kHz
Frequency Adjust Range200kHz - 3MHz
Frequency Sync Range200kHz - 3MHz
Integrated Inductorno
Ishutdown1.7 µA
Isupply0.021 mA
Max Phases1
Monolithicyes
Number of Outputs1
Operating Temperature Range-40 to 85 °C
Output Current6 A
Polyphaseno
Switch Current10 A
Synchronousyes
TopologyBuck
Topology 1Buck
Vin Max42 V
Vin Min3.4 V
Vin Min Startup3.4 V
Vout Max41.58 V
Vout Maximum0.99Vin
Vout Min0.97 V
Vref Accuracy Over Temp1.23 %

Plan ecológico

RoHSObediente

Otras opciones

LT8640S LT8640S

Linea modelo

Serie: LT8643S (2)

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:

LT8643SIVPBF, LT8643SIV PBF