EDN

LED boost driver architecture improves efficiency of notebook, tablet displays

The LED backlight in an LCD panel is the biggest power hog in notebook and tablet applications. As screen resolution and brightness level increase, the input power consumed by the LED backlight ...
Electronic Design

Building a Versatile LED Driver

Different topologies used in developing LED drivers. Proper connections for buck, boost, and buck-boost configurations. Test results for the three topologies using the same LED string. 3. This LTM8042 ...
EDN

112 W Boost Driver for Long LED Strings

This reference design uses the MAX16834 to create a high-powered LED driver for a very long string(s) of LEDs. The LED current is adjustable with a potentiometer, and can be set as high as 1.5 A into ...
Electronic Design

LED Drivers Boost Efficiency And Control

Several driver options are at the fingertips of designers with the FAN56XX family of LED drivers from Fairchild Semiconductor. For instance, driver-only parallel connection drivers with no boost ...
Semiconductor Engineering

Understand MOSFET Switch Behavior Via An LED Driver Simulation

Automotive incandescent bulbs have largely given way to more efficient, reliable, stylish, and even safer light emitting diodes (LEDs). LEDs turn on in a fraction of the time and are especially useful ...