LP5526 - Texas Instruments

LP5526 Lighting Management

LP5526 is a Lighting Management Unit for portable applications. It is used to drive display backlights, keypad LEDs, RGB LEDs and camera flash LEDs. LP5526 can drive 2 separately connected strings of LEDs with high voltage boost converter. The RGB driver allows driving either individual color LEDs or RGB LED from separate supply power, or it can be used to d.

Features

1
•2 High efficiency boost converter with programmable output voltage up to 20V
• 2 individual drivers for serial display backlight LEDs
• Automatic dimming controller
• Stand alone RGB controller
• Dedicated flash function
• Safety function to avoid prolonged flash
• 3 general purpose IO pins
• 25-bump micro SMD Package: (2.54mm x 2.54mm x 0.6mm) APPLICATIONS
• Cellular Phones and PDAs
• MP3 Players
• Digital Cameras DESCRIPTION LP5526 is a Lighting Management Unit for portable applications. It is used to drive display backlights, keypad LEDs, RGB LEDs and camera flash LEDs. LP5526 can driv.