ADM8843 driver equivalent, four white led backlight driver.
Drives 4 LEDs from a 2.6 V to 5.5 V (Li-Ion) input supply 1×/1.5×/2× fractional charge pump to maximize
power efficiency 0.3% typical LED current matching Up to 88% power.
Cellular phones with main and sub displays White LED backlighting Camera flash/strobes and movie light applications Micr.
The ADM8843 uses charge pump technology to provide the power to drive up to four LEDs. The LEDs are used for backlighting a color LCD display that has regulated constant current for uniform brightness intensity. The main display can use up to three L.
Image gallery
TAGS