Part LP39542
Description Advanced Lighting Management
Manufacturer National Semiconductor
Size 2.93 MB
National Semiconductor
LP39542

Overview

LP39542 is an advanced lighting management unit for handheld devices. It drives any phone lights including display backlights, RGB, keypad and camera flash LEDs.

  • Audio synchronization for color/RGB LEDs Command based PWM controlled RGB LED drivers Programmable ON/OFF blinking sequences for RGB LED High current driver for flash LED with built-in timing and safety feature. 4+2 or 6 low voltage constant current white LED drivers with programmable 8-bit adjustment (0...25 mA/LED) High efficiency Boost DC-DC converter I2C compatible interface Possibility for external PWM dimming control Possibility for clock synchronization for RGB timing Ambient light and temperature sensing possibility Small package - microSMD-36, 3.0 x 3.0 x 0.6 mm