LM3530 Datasheet (Texas Instruments) - High-Efficiency White-LED Driver

LM3530, High-Efficiency White-LED Driver

The LM3530 current mode boost converter supplies the power and controls the current in up to 11 series white LEDs.

The 839-mA current limit and 2.7-V to 5.5-V input voltage range make the device a versatile backlight power source ideal for operation in portable applications.

The LED current is adjus

LM3530 Features

* 1 Drives up to 11 LEDs in series

* 1000:1 Dimming Ratio

* 90% Efficient

* Programmable Dual Ambient Light Sensor Inputs with Internal ALS Voltage Setting Resistors

* I2C Programmable Logarithmic or Linear Brightness Control

* External PWM Input for Si