Texas Instruments LP3943 RGB/White/Blue 16-LED Fun Light Driver LP3943ISQ

The LP3943ISQ is a 16-channel LED driver designed to control RGB, white, and blue LEDs with independent SMBUS/I²C string control. It features an internal precision oscillator for timing, allowing for variable dimming rates from 6.25 ms to 1.6 s, and supports multiple programmable states for each LED, including ON, OFF, and dimming. Each of the 16 open-drain outputs can drive up to 25 mA per LED, with a maximum output sink current of 200 mA for the entire package. The device is suitable for various applications, including customized LED lighting for portable devices, digital cameras, and toys. It operates within a temperature range of -40 to 85 degrees Celsius and comes in a compact 24-pin WQFN package.