LM3590 Datasheet (National Semiconductor)

LM3590, Series White LED Driver

The LM3590 is a White LED constant current driver capable of supplying up to 3 White LEDs connected in series with 20mA.

This device operates over a wide 6V-12.6V input voltage range.

The output can accomodate LEDs with a combined forward voltage of up to 11.5V, from a 12V input supply.

The LED driv

LM3590 Features

* n Drives up to 3 stacked white LEDs n 6.0V-12.6V input voltage range n Up to 20mA LED output current n Excellent LED current matching guaranteed by series configuration n Single connection to the White LEDs in the display module n Tightly controlled programmable current source n Low shutdown current