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RT8474 - High Voltage Multiple-Topology LED Driver

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Richtek

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RT8474 High Voltage Multiple-Topology LED Driver by Richtek - Datasheet Preview — Datasheet preview – RT8474

Datasheet Details

Part number	RT8474
Manufacturer	Richtek
File Size	196.48 KB
Description	High Voltage Multiple-Topology LED Driver
Datasheet	RT8474 Datasheet
Additional preview pages of the RT8474 datasheet.

RT8474 Product details

Description

The RT8474 is a current-mode LED driver supporting wide input voltage range from 4.5V to 50V and output voltage up to 50V.

With internal 500kHz operating frequency, the size of the external PWM inductor and input/output capacitors can be minimized.

Features

High Voltage : VIN Up to 50V, VOUT Up to 50V.
Support Multiple-Topologies (Buck / Boost / Buck- Boost).
Built-In 2A Power Switch.
Current-Mode PWM Control.
500kHz Fixed Switching Frequency.
Analog or PWM Control Signal for LED Dimming.
Internal Soft-Start to Avoid Inrush Current.
Under-Voltage Lockout.
Thermal Shutdown.
RoHS Compliant and Halogen Free.

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Published: May 27, 2016 |