Chapter 289

Versatile TFT LCD bias supply and white LED driver in a 4mm × 4mm QFN

Eddy Wells


The LTC3524, which shrinks and simplifies the design of small to medium sized TFT LCDs by combining the LCD supply and LED driver in a single compact package, is described.


TFT LCD display

LED driver



The makers of handheld medical, industrial and consumer devices use a wide variety of high resolution, small to medium sized color TFT LCD displays. The power supply designers for these displays must contend with shrinking board area, tight schedules, and variations in display types and feature requirements. The LTC3524 simplifies the designer’s job by combining a versatile, easily programmed, TFT LCD bias ...

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