Efficient asynchronous boost converter for driving up to 6 white LEDs 2.7 V to 5.5 V input voltage range 128 programmable backlight LED current levels (30 mA maximum) Amb.

Display backlight driver for phones that require slider or flip keypad functions with single or multiple LED indicators .

The ADP5520 is a versatile single-chip, white LED backlight driver with a user configurable I/O expander. This device fits handset applications where the flip or slider section of the phone requires backlighting, I/O signaling and detecting, auxiliar.

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