Datasheet Linear Technology LT3474-1 — Ficha de datos

FabricanteLinear Technology
SerieLT3474-1

Controlador LED Step-Down 1A

Hojas de datos

Datasheet LT3474, LT3474-1
PDF, 226 Kb, Idioma: en, Archivo subido: oct 4, 2017, Páginas: 20
Step-Down 1A LED Driver
Extracto del documento

Precios

Embalaje

LT3474EFE-1#PBFLT3474EFE-1#TRPBFLT3474IFE-1#PBFLT3474IFE-1#TRPBF
N1234
PackageTSSOP-16
Dibujo del esquema del paquete
TSSOP-16
Dibujo del esquema del paquete
TSSOP-16
Dibujo del esquema del paquete
TSSOP-16
Dibujo del esquema del paquete
Package CodeFEFEFEFE
Package Index05-08-1663 (BA)05-08-1663 (BA)05-08-1663 (BA)05-08-1663 (BA)
Pin Count16161616

Paramétricos

Parameters / ModelsLT3474EFE-1#PBFLT3474EFE-1#TRPBFLT3474IFE-1#PBFLT3474IFE-1#TRPBF
ArchitectureImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current Control
Demo BoardsDC1309A,DC842ADC1309A,DC842ADC1309A,DC842ADC1309A,DC842A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice File
Dimming400:1 PWM, 10:1 Analog400:1 PWM, 10:1 Analog400:1 PWM, 10:1 Analog400:1 PWM, 10:1 Analog
Export Controlnononono
FeaturesIntegrated Boost Diode, True Color PWM Dimming, Resistor Set FrequencyIntegrated Boost Diode, True Color PWM Dimming, Resistor Set FrequencyIntegrated Boost Diode, True Color PWM Dimming, Resistor Set FrequencyIntegrated Boost Diode, True Color PWM Dimming, Resistor Set Frequency
Frequency, kHz500500500500
Ishutdown, µA0.010.010.010.01
Isupply, mA2.62.62.62.6
Max Number of LEDs4444
Monolithicyesyesyesyes
Number of Outputs1111
Operating Temperature Range, °C0 to 850 to 85-40 to 85-40 to 85
Output Current, A1111
Switch Current, A2.12.12.12.1
Synchronousnononono
TopologyBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED Driver
Vin Max, V36363636
Vin Min, V4444
Vout Max, V26262626

Plan ecológico

LT3474EFE-1#PBFLT3474EFE-1#TRPBFLT3474IFE-1#PBFLT3474IFE-1#TRPBF
RoHSObedienteObedienteObedienteObediente

Otras opciones

LT3474 LT3474

Notas de Diseño

  • Wide Input Range 1A LED Driver Powers High Brightness LEDs with Automotive and 12VAC Supplies &mdash DN388
    PDF, 114 Kb, Archivo publicado: marzo 2, 2006
    Extracto del documento
  • 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