Datasheet Linear Technology LT8711 — Ficha de datos

FabricanteLinear Technology
SerieLT8711

Controlador multitopológico síncrono Micropower con capacidad de entrada de 42V

Hojas de datos

LT8711 - Micropower Synchronous Multitopology Controller with 42V Input Capability
PDF, 1.4 Mb, Archivo subido: sept 20, 2017
Extracto del documento

Precios

Embalaje

LT8711EFE#PBFLT8711EFE#TRPBFLT8711EUDC#PBFLT8711EUDC#TRPBFLT8711IFE#PBFLT8711IFE#TRPBFLT8711IUDC#PBFLT8711IUDC#TRPBF
N12345678
PackageTSSOP-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
3x4 QFN-20
Dibujo del esquema del paquete
3x4 QFN-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
3x4 QFN-20
Dibujo del esquema del paquete
3x4 QFN-20
Dibujo del esquema del paquete
Package CodeFEFEUDCUDCFEFEUDCUDC
Package Index05-08-1663 (CB)05-08-1663 (CB)05-08-174205-08-174205-08-1663 (CB)05-08-1663 (CB)05-08-174205-08-1742
Pin Count2020202020202020

Paramétricos

Parameters / ModelsLT8711EFE#PBFLT8711EFE#TRPBFLT8711EUDC#PBFLT8711EUDC#TRPBFLT8711IFE#PBFLT8711IFE#TRPBFLT8711IUDC#PBFLT8711IUDC#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC2234ADC2234ADC2234ADC2234ADC2234ADC2234ADC2234ADC2234A
Design ToolsLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice Model
Export Controlnononononononono
FeaturesBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External SynchronizationBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization
Frequency, kHz750750750750750750750750
Frequency Adjust Range100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz
Frequency Sync Range100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz100kHz - 750kHz
Integrated Inductornononononononono
Ishutdown, µA11111111
Isupply, mA0.0150.0150.0150.0150.0150.0150.0150.015
Monolithicnononononononono
Number of Outputs11111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 85-40 to 85-40 to 85-40 to 85
Sense ResistorRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsense
Switch Current, A2020202020202020
Synchronousyesyesyesyesyesyesyesyes
TopologyBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-Boost
Topology 1Buck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-BoostBuck, Boost, Sepic, Zeta, Buck-Boost
Vin Max, V4242424242424242
Vin Min, V4.54.54.54.54.54.54.54.5
Vout Max, V4242424242424242
Vout Min, V0.80.80.80.80.80.80.80.8
Vref Accuracy Over Temp, %22222222
Vswitch Max, V4242424242424242

Plan ecológico

LT8711EFE#PBFLT8711EFE#TRPBFLT8711EUDC#PBFLT8711EUDC#TRPBFLT8711IFE#PBFLT8711IFE#TRPBFLT8711IUDC#PBFLT8711IUDC#TRPBF
RoHSObedienteObedienteObedienteObedienteObedienteObedienteObedienteObediente

Linea modelo

Clasificación del fabricante

  • Power Management > Switching Regulator > Buck-Boost Regulators > External Power Switch Buck-Boost
  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers | Micropower Buck Regulators
  • Power Management > Switching Regulator > Step-Up (Boost) Regulators > External Power Switch Boost
  • Power Management > Switching Regulator > SEPIC Regulators