com CAT3614 4-Channel 1-Wire LED Driver in 3x3mm Package FEATURES „ „ „ „ „ „ „ „ „ „ „ „ Drives up to 4 LED channels 1-wire EZDimTM Programmable LED Current Accurate 1mA Dimming Level Power efficiency up to 91% Fractional pump 1x/1.
5x Low noise input ripple Fixed High Frequency Operation 1MHz “Zero” Current Shutdown Mode Soft start and current limiting Short circuit protection Thermal shutdown protection 12-lead TDFN 3mm x 3mm package DESCRIPTION The CAT3614 is a high efficiency 1x/1.
5x fractional charge pump with programmable dimming current in four LED channels.
To ensure uniform brightness in LCD backlight applications, each LED channel delivers an accurate regulated c...

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