LM3538 Datasheet (Texas Instruments)

LM3538, 6-Channel WLED Driver

The LM3538 is a highly integrated LED driver capable of driving 6 LEDs in parallel for single display backlighting applications.

Independent LED control allows for a subset of the main display LEDs to be selected for partial illumination applications.

I2C-compatible control allows full configurabili

LM3538 Features

* 1 2Lighting:

* 6-channel Backlight Capability

* Internal ALS Engine; PWM Input to Support CABC

* Built-in Power Supply and Gain Control for Ambient Light Sensor

* Up to 90% Efficiency

* Adaptive Charge Pump with 1x and 1.5x Gains for Maximum Efficiency