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RT8479B

Two-Stage Hysteretic LED Driver

RT8479B Features

* Two-Stage Topology (Boost + Buck)

* Dual MOSFETs Inside

* Wide Input Voltage Range : 4.5V to 36V

* Excellent Power Factor

* Programmable Boost Output Voltage

* Independent Dual Stage Function

* Programmable LED current with ±5% LED Current Accuracy

* Input Under-Vol

RT8479B General Description

The RT8479B is a two-stage controller with dual MOSFETs and consists of a Boost converter (first stage) and a Buck converter (second stage). The advantage of two-stage topology is highly compatible with ET (Electronic Transformer) and extremely high Power Factor performance in MR16 / AR111 lighting .

RT8479B Datasheet (135.63 KB)

Preview of RT8479B PDF

Datasheet Details

Part number:

RT8479B

Manufacturer:

Richtek

File Size:

135.63 KB

Description:

Two-stage hysteretic led driver.

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TAGS

RT8479B Two-Stage Hysteretic LED Driver Richtek

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