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RT4501A, RT4501 - High Efficiency Backlight LED Driver

Richtek Technology

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RT4501A Datasheet Preview — This datasheet PDF includes multiple part numbers: RT4501A, RT4501. Please refer to the document for exact specifications by model.

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Datasheet Details

Part number	RT4501A, RT4501
Manufacturer	Richtek ↗ Technology
File Size	263.96 KB
Description	High Efficiency Backlight LED Driver
Datasheet	RT4501-RichtekTechnology.pdf
Note	This datasheet PDF includes multiple part numbers: RT4501A, RT4501. Please refer to the document for exact specifications by model.

RT4501A Product details

Description

The RT4501/A is a high-efficiency LED driver for backlight applications.

Features

Input Voltage Range : 2.5V to 5.5V.
Internal Schottky Diode.
Fast-speed mode I2C Compatible Interface.
Drive Up to 7 WLEDs in 2 String.
External PWM/Pulse Brightness Control.
550k/1.1MHz Switching Frequency.
Built-in Internal Soft-Start.
PWM Dimming/Pulse Dimming Resolution 256/128 Steps.
I2C Programmable 256 Steps Linear Current Regulation.
Up to 85% Efficiency with Small Magnetics.
Programmable 16V/25.5V OVP.
Current Accuracy ±5% and.

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Published: May 27, 2016 |