Datasheet Linear Technology LT3743

ManufacturerLinear Technology
SeriesLT3743

High Current Synchronous Step-Down LED Driver with Three-State Control

Datasheets

Datasheet LT3743
PDF, 535 Kb, Language: en, File uploaded: Oct 4, 2017, Pages: 28
High Current Synchronous Step-Down LED Driver with Three-State Control
Extract from the document

Prices

Packaging

LT3743EFE#PBFLT3743EFE#TRPBFLT3743EUFD#PBFLT3743EUFD#TRPBFLT3743IFE#PBFLT3743IFE#TRPBFLT3743IUFD#PBFLT3743IUFD#TRPBF
N12345678
PackageTSSOP-28
Package Outline Drawing
TSSOP-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
TSSOP-28
Package Outline Drawing
TSSOP-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
Package CodeFEFEUFDUFDFEFEUFDUFD
Package Index05-08-1663 (EB)05-08-1663 (EB)05-08-171205-08-171205-08-1663 (EB)05-08-1663 (EB)05-08-171205-08-1712
Pin Count2828282828282828

Parametrics

Parameters / ModelsLT3743EFE#PBFLT3743EFE#TRPBFLT3743EUFD#PBFLT3743EUFD#TRPBFLT3743IFE#PBFLT3743IFE#TRPBFLT3743IUFD#PBFLT3743IUFD#TRPBF
ArchitectureImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current ControlImproved Average Output Current Control
Demo BoardsDC1470ADC1470ADC1470ADC1470ADC1470ADC1470ADC1470ADC1470A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Dimming3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog3000:1 PWM, 10:1 Analog
Export Controlnononononononono
FeaturesOpen LED ProtectionOpen LED ProtectionOpen LED ProtectionOpen LED ProtectionOpen LED ProtectionOpen LED ProtectionOpen LED ProtectionOpen LED Protection
Frequency, kHz10001000100010001000100010001000
Ishutdown, µA.1.1.1.1.1.1.1.1
Isupply, mA1.81.81.81.81.81.81.81.8
Max Number of LEDs1010101010101010
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
Output Current, A2020202020202020
Switch Current, A2020202020202020
Synchronousyesyesyesyesyesyesyesyes
TopologyBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED DriverBuck, LED Driver
Vin Max, V3636363636363636
Vin Min, V66666666
Vout Max, V3030303030303030

Eco Plan

LT3743EFE#PBFLT3743EFE#TRPBFLT3743EUFD#PBFLT3743EUFD#TRPBFLT3743IFE#PBFLT3743IFE#TRPBFLT3743IUFD#PBFLT3743IUFD#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Articles

  • High Current/High Speed LED Driver Revolutionizes PWM Dimming &mdash LT Journal
    PDF, 522 Kb, File published: Dec 1, 2009
    Extract from the document

Model Line

Manufacturer's Classification

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