CAT4139 driver equivalent, 22v high current boost white led driver.
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* Switch Current Limit 750mA Drives LED strings up to 22V Up to 87% Efficiency Low Quiescent Ground Curren.
Quantity Package per Reel Marking 3000 TP
APPLICATIONS
* GPS Navigation Systems
* Portable Media Players
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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 1MHz allows the device to be used with small value external ceramic capacitors and inductor. LEDs .
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