Added PCA9745B 16-channel LED Driver
- Datasheet: https://www.nxp.com/docs/en/data-sheet/PCA9745B.pdf
- Footprint MR: kicad-footprints!3411 (merged)
The PCA9745B is a 16-channel LED driver (up to 57 mA per channel) that interfaces over SPI. Each channel has separate current control and there are various functions for PWM on top of this.