Datasheet Linear Technology LT3954 — Ficha de datos

FabricanteLinear Technology
SerieLT3954

Convertidor LED de 40Vin con generador interno PWM

Hojas de datos

LT3954 - 40VIN LED Converter with Internal PWM Generator
PDF, 330 Kb, Revisión: A, Archivo subido: oct 4, 2017
Extracto del documento

Precios

Embalaje

LT3954EUHE#PBFLT3954EUHE#TRPBFLT3954IUHE#PBFLT3954IUHE#TRPBF
N1234
Package5x6 QFN-36
Dibujo del esquema del paquete
5x6 QFN-36
Dibujo del esquema del paquete
5x6 QFN-36
Dibujo del esquema del paquete
5x6 QFN-36
Dibujo del esquema del paquete
Package CodeUHEUHEUHEUHE
Package Index05-08-183605-08-183605-08-183605-08-1836
Pin Count36363636

Paramétricos

Parameters / ModelsLT3954EUHE#PBFLT3954EUHE#TRPBFLT3954IUHE#PBFLT3954IUHE#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC2079ADC2079ADC2079ADC2079A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice File
Dimming3000:1 PWM3000:1 PWM3000:1 PWM3000:1 PWM
Export Controlnononono
FeaturesRail-to-Rail Current Sense, Internal PWM GeneratorRail-to-Rail Current Sense, Internal PWM GeneratorRail-to-Rail Current Sense, Internal PWM GeneratorRail-to-Rail Current Sense, Internal PWM Generator
Frequency, kHz1000100010001000
Ishutdown, µA0.10.10.10.1
Isupply, mA1.81.81.81.8
Max Number of LEDs10101010
Monolithicyesyesyesyes
Number of Outputs1111
Operating Temperature Range, °C0 to 850 to 85-40 to 85-40 to 85
Output Current, A4444
Switch Current, A6.36.36.36.3
Synchronousnononono
TopologyBuck, Boost, Sepic, Buck-Boost, LED DriverBuck, Boost, Sepic, Buck-Boost, LED DriverBuck, Boost, Sepic, Buck-Boost, LED DriverBuck, Boost, Sepic, Buck-Boost, LED Driver
Vin Max, V40404040
Vin Min, V4.54.54.54.5
Vout Max, V40404040

Plan ecológico

LT3954EUHE#PBFLT3954EUHE#TRPBFLT3954IUHE#PBFLT3954IUHE#TRPBF
RoHSObedienteObedienteObedienteObediente

Linea modelo

Clasificación del fabricante

  • Power Management > LED Driver ICs > Step-Up (Boost) LED Drivers | Buck-Boost LED Drivers | Multitopology LED Driver