Datasheet Linear Technology LT3475-1 — Ficha de datos

FabricanteLinear Technology
SerieLT3475-1

Controlador de LED Dual Step-Down 1.5A

Hojas de datos

Datasheet LT3475, LT3475-1
PDF, 249 Kb, Idioma: en, Archivo subido: oct 4, 2017, Páginas: 20
Dual Step-Down 1.5A LED Driver
Extracto del documento

Precios

Embalaje

LT3475EFE-1#PBFLT3475EFE-1#TRPBFLT3475IFE-1#PBFLT3475IFE-1#TRPBF
N1234
PackageTSSOP-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
TSSOP-20
Dibujo del esquema del paquete
Package CodeFEFEFEFE
Package Index05-08-1663 (CB)05-08-1663 (CB)05-08-1663 (CB)05-08-1663 (CB)
Pin Count20202020

Paramétricos

Parameters / ModelsLT3475EFE-1#PBFLT3475EFE-1#TRPBFLT3475IFE-1#PBFLT3475IFE-1#TRPBF
ArchitectureImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current Control
Demo BoardsDC1315A,DC923ADC1315A,DC923ADC1315A,DC923ADC1315A,DC923A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice File
Dimming3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog
Export Controlnononono
FeaturesHigh Side Current Sense, Anti-Phase Switching, True Color PWM Dimming, Resistor Set FrequencyHigh Side Current Sense, Anti-Phase Switching, True Color PWM Dimming, Resistor Set FrequencyHigh Side Current Sense, Anti-Phase Switching, True Color PWM Dimming, Resistor Set FrequencyHigh Side Current Sense, Anti-Phase Switching, True Color PWM Dimming, Resistor Set Frequency
Frequency, kHz2000200020002000
Ishutdown, µA0.010.010.010.01
Isupply, mA6666
Max Number of LEDs4444
Monolithicyesyesyesyes
Number of Outputs2222
Operating Temperature Range, °C0 to 850 to 85-40 to 85-40 to 85
Output Current, A1.51.51.51.5
Switch Current, A2.72.72.72.7
Synchronousnononono
TopologyBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED Driver
Vin Max, V36363636
Vin Min, V4444
Vout Max, V25252525

Plan ecológico

LT3475EFE-1#PBFLT3475EFE-1#TRPBFLT3475IFE-1#PBFLT3475IFE-1#TRPBF
RoHSObedienteObedienteObedienteObediente

Otras opciones

LT3475 LT3475

Notas de Diseño

  • High Voltage Buck Converters Drive High Power LEDs &mdash DN392
    PDF, 98 Kb, Archivo publicado: jun 1, 2006
    Extracto del documento

Linea modelo

Clasificación del fabricante

  • Power Management > LED Driver ICs > Step-Down (Buck) LED Drivers