Datasheet4U Logo Datasheet4U.com

LT3743 - High Current Synchronous Step-Down LED Driver

Description

nn PWM Dimming Provides Up to 3000:1 Dimming Ratio nn CTRL_SEL Dimming Provides Up to 3000:1 Dimming Ratio Between Any Current nn Three-State Current Control for Color Mixing nn ±6% Current Regulation Accuracy nn 6V to 36V Input Voltage Range nn Average Current Mode Control nn 2µs Maximum Recovery

Features

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

📥 Download Datasheet

Datasheet preview – LT3743

📁 Similar Datasheet

  • LT3742 - 2-Phase Step-Down Switching Controller (Linear Technology Corporation)
  • LT3750A - Capacitor Charger Controller (Analog Devices)
  • LT3755-2 - LED Controllers (Linear)
  • LT3756-2 - LED Controller (Analog Devices)
  • LT3757 - SEPIC And Inverting Controller (Linear Technology Corporation)
  • LT3757 - SEPIC and Inverting Controller (Analog Devices)
  • LT3757A - SEPIC and Inverting Controller (Linear)
  • LT3757A - SEPIC and Inverting Controller (Analog Devices)
  • LT3758 - SEPIC and Inverting Controller (Analog Devices)
  • LT3758A - SEPIC and Inverting Controller (Analog Devices)
Other Datasheets by Linear Technology
  • LT3740 - Synchronous Step-Down Controller
  • LT3741 - Step-Down Controller
  • LT3741-1 - Step-Down Controller
  • LT3744 - High Current Synchronous Step-Down LED Driver
  • LT3745 - 16-Channel 50mA LED Driver
  • LT3745-1 - 16-Channel 50mA LED Driver
  • LT3748 - 100V Isolated Flyback Controller
  • LT3710 - Secondary Side Synchronous Post Regulator

Full PDF Text Transcription

Click to expand full text
LT3743 FEATURES High Current Synchronous Step-Down LED Driver with Three-State Control DESCRIPTION nn PWM Dimming Provides Up to 3000:1 Dimming Ratio nn CTRL_SEL Dimming Provides Up to 3000:1 Dimming Ratio Between Any Current nn Three-State Current Control for Color Mixing nn ±6% Current Regulation Accuracy nn 6V to 36V Input Voltage Range nn Average Current Mode Control nn 2µs Maximum Recovery Time Between Any Current Regulation State nn <1µA Shutdown Current nn Output Voltage Regulation and Open-LED Protection nn Thermally Enhanced 4mm × 5mm QFN and 28-Pin FE Package APPLICATIONS nn DLP Projectors nn High Power Architectural Lighting nn Laser Diodes The LT®3743 is a fixed frequency synchronous step-down DC/DC controller designed to drive high current LEDs.
Published: |