LTC3219 Datasheet (Linear Technology) - 250mA Universal Nine Channel LED Driver

LTC3219, 250mA Universal Nine Channel LED Driver

The LTC®3219 is a highly integrated multidisplay LED driver.

The device contains a high efﬁciency, low noise charge pump to provide power to nine universal LED current sources.

The LTC3219 requires only ﬁve small ceramic capacitors to form a complete LED power supply and current controller.

The maxi

LTC3219 Features

* Multimode Charge Pump Provides Up to 91% Efﬁciency

* Slew Limited Switching Reduces Conducted and Radiated Noise (EMI)

* Up to 250mA Total Output Current

* Nine 28mA Universal Current Sources with 64-Step Linear Brightness Control

* Independent On/Off, Brightness Level, Blinkin