Brighter, clearer images from mobile phone cameras as ams introduces intelligent flash LED driver
Unterpremstaetten, Austria (March 4, 2013) — ams AG (SIX: AMS), a leading worldwide designer and manufacturer of high-performance analog ICs for consumer & communications, industrial & medical and automotive applications, today introduced a new intelligent LED driver for mobile phone cameras that maximizes the brightness of the flash without causing the phone’s battery to fall below its minimum operating voltage.
The AS3649 LED driver uses an innovative “diagnostic pulse” – a burst of controlled high current lasting a few milliseconds – immediately before every flash operation. During this pulse the device measures the momentary voltage across the terminals of the phone’ … Read More → "Brighter, clearer images from mobile phone cameras as ams introduces intelligent flash LED driver"

