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 current.
Key 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.
Full PDF Text Transcription for CAT3614 (Reference)
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CAT3614. For precise diagrams, and layout, please refer to the original PDF.
www.DataSheet4U.com CAT3614 4-Channel 1-Wire LED Driver in 3x3mm Package FEATURES Drives up to 4 LED channels 1-wire EZDimTM Programmable LED Curr...
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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 current.
CAT3614 Datasheet
