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CAT4139

22V High Current Boost White LED Driver

Description

CAT4139 22 V High Current Boost White LED Driver Description The CAT4139 is a DC/DC step−up converter that delivers an accurate constant current ideal for driving LEDs. Operation at a fixed switching frequency of 1 MHz allows the device to be used with small value external ceramic capacitors and inductor. LEDs connected in series are driven with a regulated...

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