LM36274 - Four-Channel LCD Backlight Driver

Product Overview

Texas Instruments

Part number	LM36274
Manufacturer	Texas Instruments
File Size	5.38 MB
Description	Four-Channel LCD Backlight Driver
Datasheet	LM36274 Datasheet
Additional preview pages of the LM36274 datasheet.

The LM36274 is an integrated four-channel WLED driver and LCD bias supply.

1 Drives up to Four Parallel White LED Strings (29-V Maximum VOUT).
11-Bit Exponential and Linear Dimming Control.
PWM and I2C Brightness Control.
Backlight Operation With 4.7-µH to 15-µH Inductor.
Backlight and LCD Bias Efficiency up to 92%.
Programmable LCD Bias Voltages (±4 V to ±6.5 V With 50-mV resolution) With Up to 80-mA per Output.
0.2% Matched LED Current From 60 µA to 30 mA.
1% Accurate LED Current From 60 µA to 30.

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Published: Mar 14, 2020 |