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CAT3644

4-Channel Ultra High Efficiency LED Driver

Description

CAT3644 4-Channel Ultra High Efficiency LED Driver Description The CAT3644 is a high efficiency fractional charge pump that can drive up to four LEDs programmable by a one wire digital interface. The inclusion of a 1.33x fractional charge pump mode increases device efficiency by up to 10% over traditional 1.5x charge pumps with no added external capacitors....

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