ZXLD1937 Datasheet (Zetex) - ADJUSTABLE LED DRIVER

ZXLD1937, ADJUSTABLE LED DRIVER

The ZXLD1937 is a PFM inductive boost converter designed for driving 2, 3 or 4 series connected white LEDs from a Li-Ion cell and up to 8 LEDs from a 5V supply.

The device operates from an input supply of between 2.5V and 5.5V and provides an adjustable output current of up to 50mA.

The ZXLD1937 inc

ZXLD1937 Features

* True Analog Dimming via PWM APPLICATIONS

* Mobile phones

* Digital cameras

* PDAs

* LCD modules

* Portable internet appliances

* Palmtop computers FEATURES