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CAT4137 Datasheet

CMOS Boost Converter - White Led Driver

Manufacturer: onsemi

CAT4137 Overview

The CAT4137 is a DC/DC step-up converter that delivers a regulated output current. Operation at a constant switching frequency of 1 MHz allows the device to be used with small value external ceramic capacitors and inductor. The device drives a string of white LEDs connected in series and provides the regulated current to control the LEDs with inherent uniform brightness and matching.

CAT4137 Distributor