LP3931 Description
The LP3931 is a RGB LED driver with high current boost DC-DC converter designed for portable wireless applications. It contains 2 sets of RGB LED drivers that are PWM-driven with programmable color, intensity and blinking patterns.
LP3931 Key Features
- 2 High Efficiency Programmable 300 mA Magnetic Boost DC-DC converter
- 2 separately controlled PWM RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking pattern
- FLASH function with up to 6 outputs, each up to 120 mA
- Functions software controlled through SPI interface
- Additional LED on/off and dimming hardware
- Programmable low current Standby mode
- Low voltage digital interface down to 1.8V
- Space efficient 24-pin LLP package