Digitally Controlled CCFL Current Using the SMBUs Interface

Reference Design using part LT1768 by Analog Devices

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Manufacturer

Analog Devices
  • Application Category
    Lighting
  • Product Type
    Fluorescent Lamp Driver

For End Products

  • Desktop PC

Description

  • 14W CCFL supply produces a 100:1 dimming ratio while maintaining minimum and maximum lamp-current specifications

Key Features

  • Input Voltage
    9 to 24 V
  • Output Current
    0.009 A
  • Output Power
    14 W
  • Number of Derived Elements
    2

Featured Parts (7)

Featured Parts
Part Number Manufacturer Type Description
LT1768CGN#TR Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N T/R Buy
LT1768CGN#TRPBF Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N T/R Buy
LT1768CGN Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N Buy
LT1768IGN#PBF Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N Tube Buy
LT1768CGN#PBF Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N Tube Buy
LT1768IGN#TRPBF Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N T/R Buy
LT1768IGN Analog Devices Lighting Drivers and Controller ICs CCFL Controller 9V/12V/15V/18V 410kHz 16-Pin SSOP N Buy

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