RT8476A Two-Stage Hysteretic LED Driver Controller

Richtek

Description

® RT8476A Two-Stage Hysteretic LED Driver Controller General .
The RT8476A is a two-stage controller with dual gate drivers consist of a Boost converter (first stage) and a Buck converter (second stage).

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Datasheet Specifications

Part number: RT8476A
Manufacturer: Richtek
File Size: 146.41 KB
Datasheet: RT8476A-Richtek.pdf
Description: Two-Stage Hysteretic LED Driver Controller

Features

* Two-Stage Topology (Boost + Buck)
* Wide Input Voltage Range : 4.5V to 40V
* Adjustable Peak Input Current Control
* Adjustable Boost Output Voltage
* Independent Dual Stage Function
* Adjustable LED Current with ±5% LED Current Accuracy
* Input Under-Voltage Lockout De

Applications

* The first stage is a Boost converter for constant voltage output with inductor peak current over-current protection. The second stage is a Buck converter for constant output current by typical constant peak current regulation. The RT8476A is equipped with dual output gate drivers for external power

RT8476A Distributors

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RT8476A Two-Stage Hysteretic LED Driver Controller Richtek

Richtek RT8476A-like datasheet