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CAT4026 Datasheet 6-Channel LED Controller

Manufacturer: onsemi

General Description

The CAT4026 is a high performance, large panel LED controller designed to control six constant current high voltage LED strings.

Added control circuitry monitors the lowest cathode voltage and generates a feedback control signal to an external Switch Mode Power Supply (SMPS) to provide a low cost and efficient solution for large panel high voltage LED backlighting.

Each LED channel current is accurately matched and controlled by sensing an external resistor in series with a low cost bipolar power transistor.

Overview

CAT4026 6-Channel LED Controller with Fault Diagnostics for Large Panel.