LM3537 Datasheet (Texas Instruments)

LM3537, 8-Channel WLED Driver

The LM3537 is a highly integrated LED driver capable of driving 8 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.

GROUP A Typical Application Circuit VIN = 2.7

LM3537 Features

* 1 2Lighting:

* 8-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 Ggains for Maximum Efficiency