LTC3208EUH Datasheet PDF - Linear Technology

DESCRIPTION
The LTC®3208 is a highly integrated multidisplay LED controller. The part contains a 1A high efficiency, low noise charge pump to provide power to the MAIN, SUB, RGB, CAM and AUX LED displays. The LTC3208 requires only small ceramic capacitors and one current set resistor to form a complete LED power supply and current controller.

FEATURES
■ 1x/1.5x/2x Charge Pump Provides Up to 95%
   Efficiency
■ Up to 1A Total Output Current
■ 17 Current Sources Available as MAIN, SUB, RGB,
   CAM and AUX LED Drivers
■ LED ON/OFF, Brightness Level and Display
   Confi guration Programmable Using 2-Wire I2C™
   Interface
■ Low Noise Constant Frequency Operation with Flying
   Capacitor Edge Rate Control
■ Automatic Charge Pump Mode Switching
■ Internal Soft-Start Limits Inrush Current During
   Startup and Mode Switching
■ Open/Shorted LED Protection
■ Short-Circuit/Thermal Protection
■ 256 Brightness States for MAIN and SUB Displays
■ 4096 Color Combinations for the RGB Display
■ 5mm × 5mm 32-Lead QFN Plastic Package

APPLICATIONS
■ Video/Camera Phones with QVGA + Displays