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RT8450B - High Voltage Multi-Topology LED Driver

Product Overview

Richtek

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RT8450B High Voltage Multi-Topology LED Driver by Richtek - Datasheet Preview — Datasheet preview – RT8450B

Datasheet Details

Part number	RT8450B
Manufacturer	Richtek
File Size	282.73 KB
Description	High Voltage Multi-Topology LED Driver
Datasheet	RT8450B Datasheet
Note	This datasheet PDF includes multiple part numbers: RT8450B, RT8450. Please refer to the document for exact specifications by model.
Additional preview pages of the RT8450B datasheet.

Product details

Description

The RT8450/B is a current mode PWM regulator for LED driving applications.

Features

High Voltage : VIN Up to 40V, VOUT Up to 50V.
1.5A Switch Current.
Buck, Boost or Buck-Boost Operation.
Current Mode PWM with 800kHz (RT8450) and 500kHz (RT8450B) Switching Frenquency.
Easy Dimming : Analog, PWM Digital or PWM Converting to Analog with One External Capacitor.
Programmable Soft-Start to Avoid Inrush Current.
Programmable Over Voltage Protection to Limit Output Voltage.
VIN Under Voltage Lockout and Thermal Shutdown.
RoHS Compliant and.

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Published: Mar 30, 2015 |