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CAT4139 Datasheet, Catalyst Semiconductor

CAT4139 driver equivalent, 22v high current boost white led driver.

CAT4139 Avg. rating / M : 1.0 rating-11

datasheet Download (Size : 307.30KB)

CAT4139 Datasheet

Features and benefits


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* Switch Current Limit 750mA Drives LED strings up to 22V Up to 87% Efficiency Low Quiescent Ground Curren.

Application

Quantity Package per Reel Marking 3000 TP APPLICATIONS
* GPS Navigation Systems
* Portable Media Players
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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 1MHz allows the device to be used with small value external ceramic capacitors and inductor. LEDs .

Image gallery

CAT4139 Page 1 CAT4139 Page 2 CAT4139 Page 3

TAGS

CAT4139
22V
High
Current
Boost
White
LED
Driver
Catalyst Semiconductor

Manufacturer


Catalyst Semiconductor

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